Our Team 9 – Platinum Hospitalists

Yang Zongqi MD PhD

Dr. Zongqi Yang, a board-certified Internal Medicine physician, brings over 20 years of clinical experience to his practice. A graduate of Hebei Medical University in China, Dr. Yang has been recognized for his exceptional patient care, earning the prestigious Physician MVP award twice in 2019 at Centennial Hills Hospital in Las Vegas. He is passionate about providing compassionate and comprehensive care to geriatric patients in post-acute settings. In his free time, Dr. Yang enjoys swimming, playing tennis, and golfing.

Wu Wenwei MD

Dr. Wenwei Wu is a hospitalist with over 20 years of experience specializing in hospital medicine. She earned her medical degree from Shanghai Medical University and completed her Internal Medicine training at the University of Nevada, Reno. Board-certified in Internal Medicine, Dr. Wu is dedicated to providing exceptional patient care. Outside of her professional life, she enjoys traveling and baking.

Yu Miguel Adrian A MD

Dr. Miguel Yu is a dedicated hospitalist practicing in Las Vegas, Nevada, with a comprehensive background in Internal Medicine and medical education. Recently completing his residency at Summa Health, Dr. Yu now applies his skills in patient care, complex case management, and team-based hospital medicine. In addition to his clinical role, Dr. Yu serves as a Clinical Instructor at Northeast Ohio Medical University, where he has mentored medical students in essential clinical skills and patient interactions. His commitment to education is marked by his ability to convey complex medical concepts clearly and his collaborative approach with learners and colleagues alike. Dr. Yu is also a passionate researcher, having presented on topics such as mediastinal seminoma and paradoxical embolism at prominent conferences. His research experience demonstrates his dedication to advancing medical knowledge and enhancing patient care practices. As a licensed nutritionist-dietitian, Dr. Yu brings added expertise in sports nutrition and health coaching, helping individuals achieve health goals through evidence-based nutrition strategies. His broader interests include behavioral economics and healthcare innovation.

Yalamanchili Hima MD

Dr. Hima Yalamanchili is a family medicine physician who brings a comprehensive approach to patient care. After completing her medical training at the Medical University of the Americas and residency at Louisiana State University Health Sciences Center, Dr. Yalamanchili has worked in various healthcare settings, providing her with a broad experience in treating diverse patient populations.

Golden Daniel MD

Dr. Daniel Golden is a Post-Acute Hospitalist for Platinum Hospitalists, a Medical Director at the ER at West Craig, and an Associate Director of Quality and Patient Safety for Envision Physician Services and Valley Health System’s Department of Emergency Medicine. He previously worked as a clinical research manager at Weill Cornell Hospital, a police officer and then firefighter in New York City. Dr. Golden completed his residency at New York-Presbyterian Cornell & Columbia University Hospitals and has a Doctor of Medicine degree. He has received numerous honors and awards, including the Outstanding Citizenship Award and Quality Improvement Champion.

Baek Tan Michelle DO

Dr. Michelle Baek Tan is originally from Los Angeles, CA. After initially earning her bachelor’s degree from BYU, she moved to Las Vegas where she earned her medical degree at Touro University and completed her residency training at VHS where she was Chief Resident her final year. She now considers Las Vegas home and loves cooking, hiking, and spending time with her husband and two golden doodles.

Woldemariam Bersabel DO

Dr. Bersabel Woldemariam is a family medicine physician with a rich background in biochemistry and molecular biology. After completing her medical education at Touro University Nevada, Dr. Woldemariam engaged in several scholarly activities, including publications on medical education predictors and fungal sinusitis. Her hobbies include painting, jewelry making, knitting, and crafting, reflecting her creative side alongside her medical expertise.

Bhatia Nauhar MD

Dr. Nauhar Bhatia is a board-certified Family Medicine physician and earned his medical degree from the Medical University of the Americas and has 9.5 years of healthcare experience, including 3 years in residency and 3 years at the Cleveland Clinic in Ohio. Originally from Toronto and now based in the USA, Dr. Bhatia emphasizes preventive medicine, focusing on patient education and guidance in areas such as weight loss, smoking and alcohol cessation, exercise, nutrition, and mental health. Known for his excellent communication skills and ability to build strong rapport, he provides comprehensive, compassionate care to his patients. Outside of medicine, Dr. Bhatia enjoys weightlifting, playing tennis, ping pong, and pickleball, and is also a passionate dancer.

Bhullar Ruby MD

Dr. Ruby Bhullar is an experienced physician with expertise in hospital and family medicine. She completed her family medicine residency at East Jefferson General Hospital/Tulane School of Medicine and holds board certification from the American Board of Family Medicine. With years of hospitalist experience across various Las Vegas healthcare systems, Dr. Bhullar excels in managing acute medical conditions. Her background also includes outpatient care, social services coordination, and leadership roles in multidisciplinary care teams. Fluent in English, Punjabi, and Hindi, Dr. Bhullar brings cultural sensitivity and a personalized approach to patient care.

Campana Mary Charmaine E MD

Dr. Campana is a highly competent and detail-oriented internal medicine physician with significant experience in managing complex inpatient cases. She is passionate about delivering patient-centered care and excels in coordinating interdisciplinary teams to provide comprehensive treatment for hospitalized patients. Dr. Campana’s dedication to evidence-based medicine and continuous improvement has established her as a trusted advocate for her patients. Her approachable demeanor and strong communication skills further enhance her ability to deliver high-quality, compassionate care.

Wilbert Ching MD

Wilbert Ching, MD

Specialization: Family Medicine
Education: Ross University
Board Certification: American Board of Family Medicine
Years experience: 10 years
Hobbies: Being with family, Watching TV, Video games

Kim Edward DO

Dr. Edward Kim is a board-certified internal medicine physician who earned his Doctor of Osteopathic Medicine from Western University of Health Sciences. He completed his internal medicine residency at Valley Hospital Medical Center in Las Vegas, NV. Dr. Kim’s clinical experience includes treating a wide range of acute and chronic conditions, with a focus on evidence-based care and patient education. His dedication to medicine is complemented by his passion for mentorship, as seen in his volunteer work guiding aspiring healthcare professionals. Outside of work, Dr. Kim enjoys coaching youth sports and staying active in his local community.

Golden Shivani MD (prev Chopra)

Dr. Shivani Golden is a double board-certified Geriatrician who completed her Geriatrics & Administrative Fellowship at Mount Sinai’s Icahn School of Medicine in New York City, where she was named Chief Quality Fellow. Following her fellowship, she served as an Assistant Clinical Professor at NYU Langone Hospital and was the Quality Director for a 500+ bed skilled nursing facility. She led various initiatives in this role, including coordinating the COVID treatment response during the 2021 wave of the pandemic, when anti-COVID treatments were scarce. Due to her efforts, nearly 100 patients received life-sustaining treatment that helped prevent deaths and hospitalizations from COVID. She is currently a nursing home Medical Director and full-time physician in Rehabilitation centers. She is a yearly guest speaker at national Post-Acute and Long Term Care conferences, where she lectures on the subject of Medical Director contracts with legal counsel. She is a firm believer in evidence based medicine as well as a patient-centered, holistic approach to care where the needs and desires of her patients come first. She is deeply passionate about nursing homes and strives to bring her knowledge and experience from her work in New York to Las Vegas.

Gubler Jason Tyler DO

Dr. Gubler is a family medicine physician who has been practicing medicine since 2015. He completed his medical training at Touro University-Nevada and his residency at Chino Valley Medical Center. Dr. Gubler is a member of the American Osteopathic Association, the Society of Hospital Medicine, and the American College of Osteopathic Family Physicians. He is also fluent in Spanish. In his spare time, Dr. Gubler enjoys volunteering at the Montclair Indigent Clinic, where he provides medical care for the indigent community.

Mohammed Hassan MD

Dr. Mohammed is a board-certified family physician with experience in inpatient and outpatient settings. He earned his medical degree from Avalon University School of Medicine. e completed his residency at Baptist Health Deaconess FM Residency in Madisonville, Kentucky, and also served as a core faculty physician at Baptist Health Deaconess FM Residency, where he taught and trained residents and medical students.

Reed Jennifer MD

Having joined the team in January 2022, she is renowned for her comprehensive approach to patient care. She earned her M.D. from Michigan State University College of Human Medicine, where she also completed her undergraduate studies with a B.S. in Human Biology and a minor in Spanish. Dr. Reed’s medical career is marked by a deep commitment to family medicine, having served in various capacities including teaching faculty at The Valley Health System Family Medicine Residency. Her expertise spans hospital medicine and critical care, particularly in managing complex medical pathology in underserved populations. Dr. Reed’s approach integrates extensive research with clinical practice, aiming to enhance patient outcomes through evidence-based care and education.

Saechao Johnny K MD

Dr. Johnny Saechao brings a diverse background to his role, combining extensive military experience as a Line Corpsman and Aviation Electrician with his medical expertise. After graduating from Oregon Health Sciences University, he completed his family medicine residency at Valley Health Systems, where he serves as Chief Resident. Dr. Saechao’s medical career is marked by a commitment to service, evident from his volunteer work providing medical services to indigenous tribes in Costa Rica and his leadership in trauma research. His interests include hiking, computing, and spending quality time with his family.

Yaghoobian Jonathan MD

Dr. Jonathan Yaghoobian is an accomplished physician with a deep passion for internal medicine. Having completed his residency at Mountainview Hospital, Dr. Yaghoobian has been actively involved in various clinical roles and research projects focused on cancer cell adhesion and nematode behavior. His bilingual proficiency in English and Farsi enhances his ability to communicate effectively with a diverse patient base.

Kabsoun Sara MD

Dr. Kabsoun completed her medical training at the University of Medical Sciences & Technology in Khartoum, Sudan. She has also served as a clinical instructor at Michigan State University College of Human Medicine. Dr. Kabsoun has held positions as a hospitalist/geriatrician at Mercy Hospital in St. Louis, Missouri, and as a family physician/geriatrician at Banner Health Medical Group in Surprise, Arizona. She completed a geriatric fellowship at Banner Health Geriatric Fellowship Program in Sun City, Arizona.

Liu Daniel Yang MD

Dr. Daniel Liu is a board-certified Family Medicine physician who earned his medical degree from Ross University School of Medicine. With one year of post-residency experience, he focuses on promoting fitness, longevity, and health span as part of his clinical and personal interests.

Lai LinhChi DO

Dr. Lai is a board-certified family medicine physician with a dedication to inpatient medicine along with experience in outpatient medicine. She attended Chicago College of Osteopathic Medicine for medical school then did her residency at Resurrection Medical Center in Chicago. Her interests/passion in medicine include wound care, preventative healthcare, and patient education. In her free time, she enjoys working out, trying new restaurants, buying new tech, and spoiling her two ragdoll cats with my husband.

Shah Meika MD

Dr. Meika Shah excels in internal medicine, having completed her residency at MountainView Hospital’s Sunrise Health GME Consortium. A graduate of the University of Medicine and Health Sciences in St. Kitts, she has been involved in a wide array of clinical and community services, including medical volunteer work during hurricane Irma and extensive clinical research. Dr. Shah’s approach to healthcare is deeply patient-centered, focusing on comprehensive care and medical education.

Paracha Sonia MD

Dr. Sonia Paracha completed her family medicine residency at Valley Health System, where she has been involved in quality improvement projects and resident wellness initiatives. She obtained her medical degree from American University of Antigua and has a background in psychology from the University of Arizona. Dr. Paracha is committed to providing evidence-based, effective patient care and has a particular interest in addressing opioid use disorders through medication-assisted treatment.

Rafatnia Ali MD

Dr. Ali Rafatnia is a board-certified family medicine physician with a strong background in both outpatient and inpatient care. He completed his medical degree at the American University of Antigua and his family medicine residency at UAMS Baptist Health Family Medicine. Dr. Rafatnia has broad expertise in clinical procedures such as central line access, thoracentesis, and rapid sequence intubation. He has contributed to research on oncology and renal conditions, with publications and presentations at national conferences. Dr. Rafatnia is fluent in English and Farsi, with intermediate Spanish proficiency, allowing him to connect with diverse patient populations. Outside of work, he enjoys staying active through fitness and exploring new opportunities for professional growth.

Sullivan James MD

Dr. James Sullivan is a board certified family medicine physician known for his dedication to enhancing community health and patient care. He earned his medical degree from Ross University School of Medicine and completed his residency at St. Joseph’s Hospital in Syracuse, NY. Dr. Sullivan brings a comprehensive approach to medicine that is deeply rooted in family practice principles. In his free time, Dr. Sullivan enjoys playing hockey, a passion that reflects his teamwork and leadership skills both on and off the ice.

Cowan Amanda AGACNP-BC

Amanda Cowan is a board-certified nurse practitioner specializing in acute care from Grand Canyon University. She brings over a decade of experience in healthcare, including an extensive background in critical care as an RN. Amanda is one of the key members of Platinum Palliative Care Services, specializing in providing compassionate and evidence-based palliative and hospice care to patients with chronic and life-limiting illnesses. Beyond her clinical work, Amanda enjoys outdoor activities like hiking and values spending quality time with her family.

Appleby Anna FNP-C

Anna Appleby is a board-certified family nurse practitioner with advanced training from the University of Florida, building on her extensive career as a registered nurse at an outpatient family practice. With over 15 years of experience in healthcare, Anna specializes in palliative and hospice care as part of Platinum Palliative Care Services, where she focuses on symptom management and providing compassionate, patient-centered care. Known for her dedication to improving quality of life for patients with serious illnesses, Anna also enjoys spending her free time reading, hiking, and engaging in volunteer work within her community

Brittney Fisher APRN

Brittney Fisher is a board-certified Family Nurse Practitioner with more than a decade of experience across diverse areas of health care. She earned her Bachelor of Science in Nursing from Rasmussen College in Moorhead, MN, and later completed her Master of Science in Family Nurse Practice at United States University in San Diego, CA.

Brittney brings a strong clinical background to the practice, with experience in cardiac care at Sunrise Hospital, as well as geriatrics, palliative care, and mental health. Her approach to care is centered on compassion, evidence-based practice, and building long-term, trusting relationships with her patients and their families.

Outside of her clinical work, Brittney enjoys traveling, Pilates, hiking, and spending quality time with her large family. She is dedicated to helping patients feel supported, informed, and empowered in their health journey.

Molina Catherine FNP-C

Catherine Molina is a board-certified nurse practitioner in Family Practice with advanced training in adult-gerontology from Touro University. She brings over 30 years of healthcare experience, beginning her career as a registered nurse in medical-surgical, trauma, and critical care settings, where she developed a strong foundation in managing complex patients. As a valued member of Platinum Palliative Care Services, Catherine specializes in providing compassionate palliative and hospice care, focusing on symptom management and improving patients’ quality of life. Outside of her professional work, Catherine enjoys listening to music, dancing, martials arts, and spending time with her 4 children and husband.

Cervantes Christian FNP-BC

Christian Cervantes, a board-certified Family Nurse Practitioner, brings a wealth of experience to his role, having started his career as a critical care nurse. He earned his Master’s degree from the University of Nevada, Las Vegas (UNLV) in 2021 and is proudly certified by the ANCC. Born and raised in the San Francisco Bay Area, Christian balances his professional dedication with a passion for travel, gaming, and sports. He is an avid supporter of the Golden State Warriors and San Francisco 49ers and enjoys attending professional wrestling events.

Daria Mary Kristine AGACNP-BC

Mary Kristine Daria is a board-certified Adult-Gerontology Acute Care Nurse Practitioner with over 15 years of experience as a Registered Nurse and 3 years as an Advanced Practice Registered Nurse (APRN). She earned her Master of Science in Nursing with an emphasis in Adult-Gerontology from Grand Canyon University and her Bachelor of Science in Nursing from the University of Santo Tomas, Legazpi. Mary Kristine is dedicated to delivering excellent patient care and enjoys cooking and traveling with family and friends in her personal time.

Villarama Joseph FNP-BC

Joseph Villarama is a board-certified Family Nurse Practitioner. He earned his Master of Science in Nursing from United States University and his Bachelor of Science in Nursing from UNLV. With seven years of nursing experience spanning IV hydration, IMC, ICU, open heart recovery, and rapid response, Joseph now brings his expertise to his current role as an NP. Outside of work, he enjoys working out, snowboarding, CrossFit, pickleball, traveling, and caring for his two dogs and seven houseplants.

Almachar Emil ACNPC-AG

Emil Almachar is a board-certified Adult-Gerontology Acute Care Nurse Practitioner with almost 10 years of experience in healthcare. He began his career as a Cavalry Scout in the Nevada Army National Guard before transitioning to nursing. He earned his Bachelor of Science in Nursing from the University of Nevada, Las Vegas, and his Master of Science in Nursing from the University of Nevada, Reno. He was a Registered Nurse in the Adult Emergency Department at Sunrise Hospital when he started his nursing career back in 2015. He was a recipient of the Daisy Award for Extraordinary Nurses.

Gordon Theresa AGACNP-BC

Theresa Gordon is an Adult-Gerontology Acute Care Nurse Practitioner with advanced training from Grand Canyon University and over 20 years of experience in healthcare. She spent much of her RN career in critical care, including intensive care and interventional radiology settings, before transitioning to advanced practice. As part of Platinum Palliative Care Services, Theresa focuses on improving symptom management and quality of life for her patients. In her free time, she enjoys traveling and spending time with her family.

Yung Homer AGACNP-BC

Homer Yung is a board-certified Adult-Gerontology Acute Care Nurse Practitioner with advanced training from Grand Canyon University. With over a decade of experience in healthcare, Homer’s background includes roles as an ICU, emergency department, and medical-surgical RN, where he excelled in managing critically ill patients. At Platinum Hospitalists, Homer applies his expertise to deliver high-quality, acute care, focusing on improving clinical outcomes and patient satisfaction. Known for his strong work ethic, Homer’s skill set includes advanced procedures and a deep understanding of acute care management. In his free time, he enjoys watching turkish oil wrestling.

Jackson Pauline AGPCNP-BC

Catherine Molina is a board-certified nurse practitioner in Family Practice with advanced training in adult-gerontology from Touro University. She brings over 30 years of healthcare experience, beginning her career as a registered nurse in medical-surgical, trauma, and critical care settings, where she developed a strong foundation in managing complex patients. As a valued member of Platinum Palliative Care Services, Catherine specializes in providing compassionate palliative and hospice care, focusing on symptom management and improving patients’ quality of life. Outside of her professional work, Catherine enjoys listening to music, dancing, martials arts, and spending time with her 4 children and husband.

John Richard Chambers

Richard Chambers began his nursing career after earning his BSN from Nevada State University. His first role was at MountainView Hospital, where he gained experience in med-telemetry and cardiac care before transitioning into the Neuro ICU. He spent several years there, including during the height of the COVID-19 pandemic, deepening his passion for critical care.

Seeking broader clinical exposure, he later pursued travel ICU and float pool nursing, working in diverse hospital systems such as Dignity Health and Kaiser Permanente. During this time, he also completed his FNP-MSN at UNLV while working in a surgical unit. Outside of work, he enjoy playing basketball, strategizing over chess, and spending meaningful time with family.

Karen Alog NP

Karen is a board-certified family nurse practitioner who has more than a decade of overall healthcare experience. She completed her MSN at United States University. Karen practiced nursing in the Philippines, United Arab Emirates, and here in the United States. Her US journey started working in a Magnet Hospital in Missouri as a cardiopulmonary nurse. She also did travel nursing during COVID and worked as a float pool nurse for IMC/Medsurg/ER Holds. Her diverse career experience caring for different population and culture developed her strong work ethic and critical thinking. On her off days, she likes spending time with her family and watching series/documentaries.

Lorenzo Eliza FNP-C

Eliza Lorenzo is a board-certified Family Nurse Practitioner with over a decade of clinical expertise in hospice and geriatric care. She earned her Master of Science in Nursing from CDU-MMDCON and holds board certifications from the American Association of Nurse Practitioners (AANP) and the American Nurses Credentialing Center (ANCC). As a dedicated provider at Platinum Palliative Care Services, Eliza focuses on alleviating symptoms and enhancing the quality of life for patients facing serious illnesses. She collaborates with patients and their families, offering compassionate, individualized care to navigate challenging times with dignity and support. Outside of her professional life, Eliza has a passion for travel, discovering new cultures, and enjoying outdoor adventures with her family and friends. She is a firm advocate for work-life balance, she believes that her personal experiences and diverse journeys enhance her ability to connect with patients on a deeper level, bringing empathy and a holistic perspective to her practice.

Salvador Mark DNP AGACNP-BC FNP-C

Dr. Mark Salvador APRN is a dual-certified Adult-Gerontology Acute Care and Family Nurse Practitioner with over 15 years of experience in healthcare. His advanced nurse practitioner training was completed at Walden University and the University of Nevada-Reno. He earned his DNP degree at Capella University with a project focused on improving inpatient resource utilization and patient experience through coordinated daily rounding. In 2017, he completed a post-graduate neurovascular advanced practice fellowship at Arizona State University, furthering his expertise in stroke care and neurovascular management. As the Lead Nurse Practitioner and Nocturnist for Platinum Hospitalists, Mark is pivotal in overseeing high-acuity patient care during the overnight hours. He also played a key role in establishing the Platinum Continuity and Specialty Clinic, where he serves as Clinical Director. He spearheaded the development of the Transitional Care Management Program, significantly enhancing post-discharge care. Outside of work, Mark enjoys movies, staying active, and spending quality time with his family.

Monsay Keith AGACNP-BC

Keith Monsay is an Acute Care Nurse Practitioner with advanced training from Grand Canyon University and over 15 years of experience in healthcare. Starting his career as an RN in critical care and trauma units, Keith developed a strong foundation in managing acutely ill patients. He now applies his expertise at Platinum Palliative Care Services, providing comprehensive care for patients with serious and life-limiting illnesses. Fluent in Lao, Keith enjoys playing sports and spending time with his family.

Musante Alisa FNP-C

Alisa Musante is a board-certified Family Nurse Practitioner with over a decade of experience in healthcare. She earned her Bachelor of Science in Nursing from West Virginia University and her Master of Science in Nursing from Simmons College. Musante began her career with Platinum Hospitalists as part of the nocturnist team, showcasing her dedication to patient care during overnight hours. She has since transitioned to become one of the dedicated Endocrinology Nurse Practitioners within Platinum’s Endocrinology service. On her free time, she is busy with real estate gigs.

Roces Noreen AGACNP-BC

Noreen Roces is a board-certified Adult-Gerontology Acute Care Nurse Practitioner with advanced training from Grand Canyon University. She brings over 12 years of experience in healthcare, starting as a registered nurse in the ICU, where she provided nursing care to medically critical patients. Now a valued nocturnist with Platinum Hospitalists, Noreen specializes in acute care, managing complex medical conditions with a focus on evidence-based practice and comprehensive patient care. Known for her meticulous attention to detail and collaborative approach, Noreen is dedicated to improving patient outcomes. Outside of work, she enjoys traveling and spending time with her family.

Ochoco Mario FNP-BC

Mario Ochoco is a board-certified Family Nurse Practitioner through the American Nurses Credentialing Center (ANCC). He earned his Bachelor of Science in Nursing from Holy Name University in the Philippines in 2006 and completed his Master of Science in Nursing with a focus on Family Practice from Chamberlain University in 2023. Mario joined the Platinum Hospitalist group in 2023 as a nocturnist. During his time off, he enjoys spending quality time with his wife and son.

Pulma Joshua FNP-C

Joshua Pulma is an Advanced Practice Registered Nurse with 7 years of experience specializing in cardiovascular and critical care. He is dedicated to providing high-quality care through patient assessment, emergency response, and interdisciplinary collaboration. Pulma earned his Bachelor of Science in Nursing from Charles R. Drew University of Medicine and Science and his Family Nurse Practitioner-MSN degree at the same institution. He has worked as an ICU Registered Nurse at Dignity Health and UMC, where he gained experience in open heart recovery, IABP and Impella monitoring, and CRRT. Pulma is committed to continuous improvement in healthcare practices and patient outcomes.

Dampog Ronald Reny AGACNP-BC FNP-C

Ronald Reny Dampog is a dual-certified nurse practitioner in Acute Care and Family Nurse Practice, earning both certifications through advanced training at Purdue University Global. With over a decade of healthcare experience, Ronald began his career as a registered nurse in high-acuity intensive care and medical-surgical units, where he managed complex post-surgical, neuro, and cardiac patients. Currently serving as a nocturnist APRN with Platinum Hospitalists, Ronald specializes in managing acute and chronic conditions during overnight shifts, ensuring seamless and high-quality patient care. Fluent in English and Tagalog, he brings a well-rounded perspective to patient interactions. Outside of work, Ronald enjoys spending time with his family.

San Luis Jasmin ACNP-BC

Jasmin San Luis is a board-certified Adult-Gerontology Acute Care Nurse Practitioner with 13 years of experience in healthcare. She earned her Bachelor of Science in Nursing from Our Lady of Fatima University in 2006 and her Master of Science in Nursing from Grand Canyon University in 2018. San Luis has worked as a Registered Nurse and Critical Care Nurse Practitioner in various hospitals, including Valley Hospital, Sunrise Hospital, and Pulmonary Associates. She has experience in critical care, ventilator management, and providing care to patients with various medical conditions. San Luis is a member of several professional organizations

Taku, Atongane DNP FNP-C

Dr. Atongane Taku, APRN, is a board-certified family nurse practitioner with almost 10 years of experience in patient care. She is a highly motivated and dedicated healthcare professional with a passion for patient advocacy. Taku earned her Bachelor of Science in Nursing from Oklahoma City University, her Master of Science in Nursing from the University of Nevada, Las Vegas, and her Doctor of Nursing Practice degree at the same institution. Her DNP quaility improvment project focused on patient safety. She has worked as a Registered Nurse at Valley Health System and HealthTrust Workforce Solutions, where she gained experience in direct patient care, medication administration, and patient education. Taku is a strong advocate for patient safety and is committed to collaborating with interdisciplinary teams to achieve positive patient outcomes.

Torres John Ray AGNP-C

John Ray D. Torres is an Adult-Gerontology Primary Care Nurse Practitioner with 7 years of experience in healthcare. He earned his Bachelor of Science in Nursing from the University of Santo Tomas in 2013 and his Master of Science in Nursing from Purdue University Global in 2019. Torres has worked as a Registered Nurse at Kaiser Permanente, Lake Mead Health and Rehabilitation, North Vista Hospital, and Summerlin Hospital Medical Center. He has held various roles, including Care Ambassador, Charge Nurse, and Clinical Supervisor. He is also a pioneer of Night Call Productions Inc. and a regional table tennis champion.

Torio Nerissa FNP-C

Nerissa Torio is a board-certified Family Nurse Practitioner with six years of experience and over a decade of progressive healthcare involvement. She began her career as a caregiver in an assisted living facility and later worked as a medical assistant while completing her associate degree in Nursing at the College of Southern Nevada. Nerissa earned her Bachelor’s and Master’s degrees in Family Nurse Practice from Chamberlain University. As a registered nurse, she gained experience in med-telemetry as a relief charge nurse and later in ICU, caring for critically ill patients. Currently, she practices hospital medicine and is affiliated with multiple hospitals in Las Vegas. Her passion for healthcare drives her advocacy and commitment to advancing her knowledge to better serve her patients.

Wern Anna FNP-C

Anna Wern has over 31 years of experience in healthcare and currently serves as a nurse practitioner specializing in Endocrinology alongside Dr. Tarar at Platinum Continuity and Specialty Clinic. She earned her Bachelor of Nursing at the University of Santo Tomas in Manila, Philippines, graduating as a national board topnotcher, and later completed her Master of Nursing in Family Practice with honors from Chamberlain University in 2017. Anna has held diverse roles across the United States, from staff nurse to Director of Nursing, before joining Platinum in 2018 as a nocturnist. Outside of work, she enjoys traveling, collecting magnets, shopping, spending time with family, and relaxing with a good book and her cold brew.

Ibrahim Amira MD

Dr. Amira Ibrahim Is a board certified internist and endocrinologist, she earned her medical degree from Ain Shams University in Cairo, Egypt, before moving to Florida for her Internal Medicine residency at Florida Atlantic University in Boca Raton. She completed her fellowship in Endocrinology, Diabetes, and Metabolism at George Washington University in Washington, D.C., receiving comprehensive and well-rounded training. Now based in Las Vegas, Dr. Ibrahim is passionate about the profound impact hormonal health has on quality of life. She is dedicated to providing evidence based tailored care for each patient and empowering them with the knowledge and tools to manage chronic conditions, and fostering continuous learning—for both herself and her patients. She is equally committed to medical education and mentoring future physicians. She is fluent in both English and Arabic, allowing her to serve a diverse patient population effectively. In her free time, she enjoys exercising, exploring different cuisines, painting, traveling, and spending quality time with her husband and their goldendoodle.

Tarar Omer MD

Dr. Omer Tarar is a triple board-certified endocrinologist specializing in Internal Medicine, Endocrinology, Diabetes, and Metabolism, as well as Obesity Medicine. He earned his medical degree from Aga Khan University, completed his Internal Medicine residency at Jersey City Medical Center, and pursued his fellowship in Endocrinology at the University of South Carolina. Recognized for his dedication, he has earned accolades such as Las Vegas Top Doctor and multiple teaching awards. His clinical interests focus on managing diabetes and treating pituitary and adrenal disorders. Outside of medicine, Dr. Tarar enjoys tennis, traveling, exploring new cuisines, and immersing himself in nature.

Waheed Sehrish MD

Dr. Sehrish Waheed is an endocrinologist with over a decade of experience in internal medicine. She earned her medical degree from Khyber Medical University in Pakistan and completed her residency in Internal Medicine at the University of Texas Health Northeast/Christus Good Shepherd Medical Centre and Mount Sinai School of Medicine. She is currently completing an endocrinology fellowship at Mountain View Hospital in Nevada. She has held positions as a hospitalist at Mercy Health and SSM DePaul in St. Louis, Missouri. She has presented research findings at national conferences and has been published in peer-reviewed journals. In her spare time, she enjoys painting, home décor, traveling, and reading.

Arif Salman MD

Dr. Salman Arif is a board-certified internal medicine physician with a specialization in infectious diseases. He completed his medical degree with honors from the University of Health Sciences in Pakistan, followed by an Infectious Disease Fellowship at the University of Toledo, Ohio. Dr. Arif has served in various capacities including as an academic teaching attending at the Sunrise GME program at Southern Hills Hospital, Las Vegas, and as a hospitalist at Summerlin Hospital within the Valley Health System. Dr. Arif has engaged in significant research, including collaborative projects with Yale University and Johns Hopkins University, focusing on innovative treatments for infectious diseases. In his personal time, he enjoys squash, racquetball, cricket, reading, and photography.

Cantor Zachary DO

Dr. Zachary Cantor is a board-certified internal medicine physician with a specialization in infectious diseases. He completed his medical degree at Touro University Nevada, followed by an Internal Medicine residency at Detroit Medical Center/Wayne State University where he completed an HIV in Primary Care track, followed by an Infectious Disease Fellowship at the University of Colorado which included time at National Jewish Hospital for in depth training of non-tuberculous mycobacterial infections. Dr. Cantor has a variety of research experience including COVID-19, HIV, and STI diagnostics and treatment. In his personal time, he enjoys golf, exploring new restaurants, and reading.

Mudasir Zeshan DO

Dr. Zeshan Mudasir is a distinguished neurologist with an extensive background in both chiropractic and osteopathic medicine. After earning a Doctor of Chiropractic from Palmer College of Chiropractic and a Doctor of Osteopathy from Touro University Nevada, Dr. Mudasir completed his neurology residency at Valley Hospital in Las Vegas, where he also served as Chief Resident. His deep commitment to neurology is evidenced by his numerous lectures on topics ranging from stroke management to neuro-oncology. Dr. Mudasir is an active member of the American Academy of Neurology and the American Osteopathic Association. In his free time, he enjoys playing tennis, watching movies, reading, and traveling internationally, embracing diverse cultures and expanding his understanding of global healthcare perspectives.

Harris Brian ACNPC-AG

Brian Harris comes from a long lineage of military family members and joined the United States Marine Corps at 18 and served honorably from 1999-2003.

He graduated from Nursing School with a BSN in 2016 from Auburn University in Montgomery, then graduated with his MSN and Adult-Gerontology Acute Nurse Practitioner in 2025

from Grand Canyon University.

Brian began working as a nurse in Neurosurgical ICU in Birmingham, AL for 2 years, then moved to Las Vegas where he worked in the Medical ICU at Summerlin Hospital.

His current credentials include MSN and ACNPC-AG and he will be working with the Palliative Care Team at Platinum Hospitalists.

When he is not working, Brian enjoys spending time with his wife and 2 boys. They enjoy the outdoors, fishing, hiking, and taking road trips to interesting destinations.

Kozlowski Paige DO

Dr. Paige Kozlowski is a dedicated Internal Medicine physician who has specialized in Hospice and Palliative care. After earning her Doctor of Osteopathic Medicine degree from the Edward Via College of Osteopathic Medicine, she completed her internal medicine residency at Opti West/Valley Hospital in Las Vegas. Dr. Kozlowski completed her fellowship in Hospice and Palliative Care at Opti West/Nathan Adelson Hospice. She is board certified by the AOBIM in Internal Medicine and Hospice and Palliative Medicine. She holds a B.S./M.S. in Chemistry from Northeastern University, graduating magna cum laude. Dr. Kozlowski has a robust research background, including designing fatty acid synthase inhibitors and radical synthesis studies. Her hobbies include playing pickleball, and horseback riding, demonstrating her passion for a balanced and active lifestyle.

Lee Diana MD

Dr. Diana D. Lee is a hospitalist with extensive experience in both inpatient and palliative care settings. She earned her medical degree from Capital University of Medical Sciences in Beijing and completed her internal medicine residency at Greater Baltimore Medical Center, affiliated with Johns Hopkins School of Medicine. Dr. Lee has held hospitalist positions at various healthcare institutions, including Platinum Hospitalist Group, Mercy Medical Group, and Woodland Healthcare. She is board certified in both Internal Medicine and Hospice and Palliative Medicine. In addition to her clinical work, Dr. Lee has served on medical committees and is a member of several professional organizations.

Vitug Bennett DO

Dr. Bennett Vitug is a board-certified family medicine physician currently specializing in hospice and palliative care through a fellowship at OPTI West/Nathan Adelson. He completed his family medicine residency at Valley Hospital and earned his Doctor of Osteopathic Medicine from Touro University Nevada. Dr. Vitug also holds a Master’s of Science in Biology from the University of California, San Diego. He is proficient in English and Tagalog, with conversational skills in Spanish and Japanese. Dr. Vitug’s professional experience is diverse, including roles in contrast monitoring at Steinberg Diagnostic Medical Imaging and per diem physician work at Touro Health Center. His interests include quality improvement in healthcare, as evidenced by his project to streamline discharge processes at Nathan Adelson Hospice.

Vu Kenney Khoi-Le DO

Dr. Kenney Vu is a board-certified psychiatrist with extensive training and experience in adult psychiatry. After earning his Doctor of Osteopathic Medicine from Touro University Nevada, Dr. Vu completed a transitional year at HCA Healthcare/ Sunrise Health GME Consortium in Las Vegas, followed by a psychiatry residency at HCA Healthcare/ USF Morsani College of Medicine in Florida. Currently, Dr. Vu also practices at Nevada Mental Health and Healthy Minds in Las Vegas, specializing in general adult psychiatry. His academic contributions include several presentations on cardiac risks associated with psychiatric medications and a publication on nicotinic α4β2 receptor imaging agents. Dr. Vu is proficient in English and Vietnamese, with basic skills in Spanish, allowing him to serve a diverse patient population effectively. His professional memberships include the American Psychiatric Association and the Nevada Psychiatric Association.

Kulkarni Hrishikesh MD

Dr. Hrishikesh Kulkarni is a distinguished physician specializing in pulmonary care and internal medicine. He completed his M.B.B.S at Byramjee Jeejeebhoy Medical College in Pune, India, followed by an internal medicine residency at Case Western University/St. Vincent Charity Medical Center in Cleveland, Ohio, where he was recognized for his excellence in research and medical procedures. Dr. Kulkarni also holds an MBA from the University of Arizona Eller School of Management. Dr. Kulkarni completed a fellowship in Pulmonary and Crititcal Care at the University of Nevada Las Vegas. Dr. Kulkarni has a strong commitment to improving healthcare delivery and patient outcomes, evident from his involvement in quality initiatives and educational roles at various institutions. His professional journey showcases a blend of clinical excellence and leadership in healthcare management.

Our Team

Escalona, Melanie MA

Khan, Hannan MPH