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Gastroenterologists in Nevada

Data updated monthly · Last refresh October 2026

120 Gastroenterology providers practice in Nevada, including 19 (16%) 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.

120providers
19telehealth
Las Vegastop city

Gastroenterology by city in Nevada

Choose a city to see providers there.

Gastroenterology in Las Vegas56 providers
Gastroenterology in Reno29 providers
Gastroenterology in Henderson11 providers
Gastroenterology in North Las Vegas8 providers
Gastroenterology in Carson City7 providers
Gastroenterology in Nellis Afb4 providers
Gastroenterology in N Las Vegas3 providers
Gastroenterology in Elko1 providers
Gastroenterology in Sparks1 providers

Gastroenterology 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. George Vagujhelyi, M.D.
Reno, NV · $1,577 in drug and device payments (2025) · Telehealth · (775) 829-7600
Dr. George Winters, M.D.
Reno, NV · $1,514 in drug and device payments (2025) · (775) 329-4600
Dr. James Nachiondo, MD
Reno, NV · $69 in drug and device payments (2025) · (775) 852-4848
Dr. Jennifer Racca, M.D.
Reno, NV · No drug or device payments recorded (2025) · (775) 982-5000
Dr. John Gray, M.D.. CEO
Reno, NV · No drug or device payments recorded (2025) · (775) 852-4848
Dr. Jonathan Pezanoski, MD
Reno, NV · $1,025 in drug and device payments (2025) · (775) 852-4848
Dr. Loth Lieberstein, M.D.
Reno, NV · No drug or device payments recorded (2025) · (775) 852-4848
Dr. Michael Gilles, MD
Reno, NV · $616 in drug and device payments (2025) · (775) 829-7600
Dr. Praneeth Kudaravalli, MD
Reno, NV · $324 in drug and device payments (2025) · (775) 829-7600
Dr. Ryan Sefcik, D.O.
Reno, NV · $1,065 in drug and device payments (2025) · (775) 829-7600
Dr. Sadra Azizi-ghannad, M.D.
Reno, NV · No drug or device payments recorded (2025) · (775) 982-5000
Dr. Sam Nourani, M.D.
Reno, NV · $124 in drug and device payments (2025) · (775) 829-7600
Dr. Sumodh Kalathil, M.D
Reno, NV · $1,032 in drug and device payments (2025) · Telehealth · (775) 770-2700
Dr. Thinh Tang, D.O.
Reno, NV · $1,744 in drug and device payments (2025) · (775) 600-4717
Dr. Timothy Halterman, MD
Reno, NV · $1,069 in drug and device payments (2025) · (775) 852-4848
Dr. Ting-hui Hsieh, M.D.
Reno, NV · $3,068 in drug and device payments (2025) · Telehealth · (775) 329-4600
Dr. Tomas Hinojosa, M.D.
Reno, NV · $374 in drug and device payments (2025) · (775) 329-4600
Dr. Tom Fang, M.D.
Reno, NV · $871 in drug and device payments (2025) · Telehealth · (775) 852-4848
Dr. William Pfau, M.D.
Reno, NV · $1,028 in drug and device payments (2025) · Telehealth · (775) 829-7600
Dr. Dietrich Von Feldmann, M.D.
Sparks, NV · No drug or device payments recorded (2025) · (775) 336-2777

Conditions Gastroenterology providers in Nevada commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Gastroenterology providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Gastroenterology providers are in Nevada?

There are 120 Gastroenterology providers with active NPI records practicing in Nevada, according to federal NPPES data refreshed monthly.

Do Gastroenterology providers in Nevada offer telehealth?

Yes. 19 of the 120 Gastroenterology providers in Nevada (about 16%) report offering telehealth services in CMS data.

Which cities in Nevada have the most Gastroenterology providers?

Las Vegas (56), Reno (29), Henderson (11) have the highest concentration of Gastroenterology providers in Nevada.

How many Gastroenterology providers in Nevada received drug or device company payments?

90 of 120 Gastroenterology providers in Nevada (75%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Gastroenterology providers in Nevada treat?

Gastroenterology providers commonly treat acid reflux, IBS, Crohn disease, ulcerative colitis, celiac disease 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 Gastroenterologists in Nevada work in independent practices or large health systems?

Among 83 Gastroenterologists in Nevada enrolled in Medicare, 29% bill through a solo or small practice with fewer than 10 clinicians, 52% through a mid-size group of 10 to 99, and 19% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Gastroenterologists in Nevada work at?

According to CMS facility affiliation records, the Nevada hospitals where the most Gastroenterologists hold privileges are Renown Regional Medical Center in Reno; Summerlin Hospital Medical Center in Las Vegas; Renown South Meadows Medical Center in Reno.

Related reading on HealthcareDiscovery.AI

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Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Gastroenterology in Nevada? Get featured.