Internal Medicine Doctors in Nevada
Data updated monthly · Last refresh October 2026
1,212 Internal Medicine providers practice in Nevada, including 157 (13%) offering telehealth. The largest concentration is in Las Vegas. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
1,212providers
157telehealth
Las Vegastop city
Internal Medicine by city in Nevada
Choose a city to see providers there.
Internal Medicine providers in Nevada
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Miguel Vargas-lagunas, M.D.North Las Vegas, NV · No drug or device payments recorded (2025) ·
(702) 476-9600 Dr. Mylene Mangahas, MDNorth Las Vegas, NV · No drug or device payments recorded (2025) ·
(702) 791-9000 Dr. Mylene Vicuna, M.D.North Las Vegas, NV · No drug or device payments recorded (2025) ·
(702) 791-9000 Dr. Paul Vega, MDNorth Las Vegas, NV · No drug or device payments recorded (2025) ·
(702) 657-1506 Dr. Rolando Pasignajen, M.D.North Las Vegas, NV · No drug or device payments recorded (2025) ·
(732) 354-5167 Dr. Shailesh Patel, M.D.North Las Vegas, NV · No drug or device payments recorded (2025) ·
(702) 791-9000 Dr. Shana Bomberger, M.D.North Las Vegas, NV · No drug or device payments recorded (2025) ·
(702) 791-9000 Dr. Soe Aung, MDNorth Las Vegas, NV · No drug or device payments recorded (2025) ·
(702) 791-9000 Dr. Stephen Billmyer, M.D.North Las Vegas, NV · No drug or device payments recorded (2025) ·
(702) 856-1608 Dr. Steven Tsang, D.O.North Las Vegas, NV · No drug or device payments recorded (2025) ·
(702) 791-9000 Dr. Susan Bannick-mohrland, MDNorth Las Vegas, NV · No drug or device payments recorded (2025) ·
(702) 527-6341 Dr. Susil Sivaraman, M.D.North Las Vegas, NV · $550 in drug and device payments (2025) ·
(702) 682-5232 Dr. Tamar Rubin, MDNorth Las Vegas, NV · No drug or device payments recorded (2025) ·
(702) 636-6360 Dr. Thang-tom Tran, M.D.North Las Vegas, NV · No drug or device payments recorded (2025) ·
(702) 791-9040 Dr. Tri Truong, MDNorth Las Vegas, NV · No drug or device payments recorded (2025) ·
(702) 492-0425 Dr. Usama Siddiqui, MDNorth Las Vegas, NV · $63 in drug and device payments (2025) ·
(702) 791-9000 Dr. Valerie Porter, DNP AG-ACNP BCNorth Las Vegas, NV · No drug or device payments recorded (2025) ·
(702) 791-9000 Dr. Vikas Lahar, MDNorth Las Vegas, NV · $669 in drug and device payments (2025) ·
(702) 948-1150 Dr. Walfredo Zarraga, MDNorth Las Vegas, NV · No drug or device payments recorded (2025) ·
(702) 791-9030 Dr. Ying Zhou, MDNorth Las Vegas, NV · No drug or device payments recorded (2025) ·
(702) 791-9000 Dr. Yun Namkung, MDNorth Las Vegas, NV · No drug or device payments recorded (2025) ·
(702) 791-9000 Dr. James Flowers, M.D.Pahrump, NV · No drug or device payments recorded (2025) · Telehealth ·
(775) 727-5500 Dr. Michael Engler, D.O., E.M.T.P.Pahrump, NV · No drug or device payments recorded (2025) ·
(775) 727-5500 Dr. Michael Reiner, M.D.Pahrump, NV · $108 in drug and device payments (2025) · Telehealth ·
(775) 751-6111 Dr. Robert Vance, D.O.Pahrump, NV · No drug or device payments recorded (2025) ·
(775) 727-5500 Dr. Colleen Walker-vamos, DOPioche, NV · No drug or device payments recorded (2025) ·
(702) 469-9442 Dr. Aashish KhullarReno, NV · No drug or device payments recorded (2025) ·
(775) 770-6490 Dr. Alan LangReno, NV · No drug or device payments recorded (2025) ·
(775) 327-5174 Dr. Aleli Rojas, M.D.Reno, NV · No drug or device payments recorded (2025) ·
(775) 770-6490 Dr. Alexander Mylavarapu, M.D.Reno, NV · No drug or device payments recorded (2025) ·
(775) 982-2828 Dr. Alex Min, M.D.Reno, NV · No drug or device payments recorded (2025) ·
(775) 786-7200 Dr. Amanjot Kaur, M.D.Reno, NV · No drug or device payments recorded (2025) ·
(775) 327-5000 Dr. Amy Sanguinetti, M.D. Dr. Andreia Pop, MDReno, NV · No drug or device payments recorded (2025) ·
(775) 982-7878 Dr. Andrew Liu, D.O.Reno, NV · No drug or device payments recorded (2025) ·
(775) 327-5174 Dr. Andrew Yatteau, MDReno, NV · No drug or device payments recorded (2025) ·
(775) 982-5000 Dr. Anu MichaelReno, NV · No drug or device payments recorded (2025) ·
(775) 982-7878 Dr. Arshavir Artashesyan, M.D.Reno, NV · No drug or device payments recorded (2025) ·
(775) 384-3854 Dr. Ashley Naughton, M.D.Reno, NV · No drug or device payments recorded (2025) ·
(775) 982-7878 Dr. Brent FordReno, NV · No drug or device payments recorded (2025) ·
(775) 786-7200 Dr. Chaojie Chen, M.D.Reno, NV · $422 in drug and device payments (2025) · Telehealth ·
(775) 982-5000 Dr. Christine Calvanese, MDReno, NV · No drug or device payments recorded (2025) ·
(775) 770-3304 Dr. Cristiana Cavallari, DOReno, NV · No drug or device payments recorded (2025) ·
(775) 982-7878 Conditions Internal Medicine providers in Nevada commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
Common questions
How many Internal Medicine providers are in Nevada?There are 1,212 Internal Medicine providers with active NPI records practicing in Nevada, according to federal NPPES data refreshed monthly.
Do Internal Medicine providers in Nevada offer telehealth?Yes. 157 of the 1,212 Internal Medicine providers in Nevada (about 13%) report offering telehealth services in CMS data.
Which cities in Nevada have the most Internal Medicine providers?Las Vegas (702), Henderson (182), Reno (157) have the highest concentration of Internal Medicine providers in Nevada.
How many Internal Medicine providers in Nevada received drug or device company payments?477 of 1,212 Internal Medicine providers in Nevada (39%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Internal Medicine providers in Nevada treat?Internal Medicine providers commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management and related conditions. Individual practices vary, so confirm with the provider before booking.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Do most Internal Medicine Doctors in Nevada work in independent practices or large health systems?Among 672 Internal Medicine Doctors in Nevada enrolled in Medicare, 32% bill through a solo or small practice with fewer than 10 clinicians, 24% through a mid-size group of 10 to 99, and 44% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Internal Medicine Doctors in Nevada work at?According to CMS facility affiliation records, the Nevada hospitals where the most Internal Medicine Doctors hold privileges are Renown Regional Medical Center in Reno; Mountainview Hospital in Las Vegas; University Medical Center in Las Vegas.
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