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Gastroenterologists in Maryland

Data updated monthly · Last refresh October 2026

503 Gastroenterology providers practice in Maryland, including 200 (40%) offering telehealth. The largest concentration is in Baltimore. 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.

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200telehealth
Baltimoretop city

Gastroenterology by city in Maryland

Choose a city to see providers there.

Gastroenterology in Baltimore132 providers
Gastroenterology in Rockville38 providers
Gastroenterology in Bethesda35 providers
Gastroenterology in Columbia24 providers
Gastroenterology in Annapolis24 providers
Gastroenterology in Frederick23 providers
Gastroenterology in Silver Spring21 providers
Gastroenterology in Chevy Chase17 providers
Gastroenterology in Laurel14 providers
Gastroenterology in Lutherville11 providers
Gastroenterology in Hagerstown11 providers
Gastroenterology in Towson10 providers
Gastroenterology in Catonsville10 providers
Gastroenterology in Glen Burnie7 providers
Gastroenterology in Waldorf7 providers
Gastroenterology in Greenbelt6 providers
Gastroenterology in Clinton6 providers
Gastroenterology in Oxon Hill6 providers
Gastroenterology in Prince Frederick6 providers
Gastroenterology in Abingdon6 providers
Gastroenterology in Easton6 providers
Gastroenterology in Berlin5 providers
Gastroenterology in Olney5 providers
Gastroenterology in Bowie5 providers

Gastroenterology providers in Maryland

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. Matthew Yeatman, M.D.
Frederick, MD · $1,265 in drug and device payments (2025) · (301) 695-6800
Dr. Michael Rifkin, M.D.
Frederick, MD · No drug or device payments recorded (2025) · (301) 401-6890
Dr. Moustafa Ahmed, M.D.
Frederick, MD · $892 in drug and device payments (2025) · (301) 695-7000
Dr. Nasim Adimi, PA
Frederick, MD · No drug or device payments recorded (2025) · (301) 695-6800
Dr. Natasha Kamal, M.D.
Frederick, MD · $6,249 in drug and device payments (2025) · (301) 695-6800
Dr. Pilin Francis, DO
Frederick, MD · $1,243 in drug and device payments (2025) · Telehealth · (301) 624-5566
Dr. Rohini Bhatia, MD
Frederick, MD · No drug or device payments recorded (2025) · Telehealth · (301) 695-6800
Dr. Sanmeet Singh, M.D.
Frederick, MD · $3,546 in drug and device payments (2025) · Telehealth · (240) 215-6310
Dr. Sean Hunt, M.D.
Frederick, MD · $76 in drug and device payments (2025) · (301) 695-6800
Dr. Shien Hu, MD
Frederick, MD · $1,910 in drug and device payments (2025) · (301) 695-6800
Dr. Weiming Yan, M.D.
Frederick, MD · $1,611 in drug and device payments (2025) · (301) 695-6800
Dr. William Miller, MD
Frederick, MD · No drug or device payments recorded (2025) · (301) 695-7000
Dr. Aly Sabet, MD
Ft Washington, MD · No drug or device payments recorded (2025) · (301) 292-3113
Dr. Boo Kim, MD
Gaithersburg, MD · No drug or device payments recorded (2025) · (301) 840-8545
Dr. Jesus Untiveros, MEDICAL DEGREE
Gaithersburg, MD · No drug or device payments recorded (2025) · (301) 330-4400
Dr. Tuanh Tonnu, MD
Gaithersburg, MD · $537 in drug and device payments (2025) · Telehealth · (301) 721-1614
Dr. Halim Charbel, MD
Germantown, MD · $74,176 in drug and device payments (2025) · (301) 288-1319
Dr. Reza Hashemipour
Germantown, MD · $1,432 in drug and device payments (2025) · (301) 288-1319
Dr. Agazi Gebreselassie, M.D.
Glen Burnie, MD · $1,633 in drug and device payments (2025) · (410) 602-7782
Dr. Alif Manejwala, MD
Glen Burnie, MD · $325 in drug and device payments (2025) · (410) 761-0500
Dr. Bernardino Alonso, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 768-3124
Dr. George Kurian, M.D.
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 761-4442
Dr. Mahmood Solaiman, M.D.
Glen Burnie, MD · $1,337 in drug and device payments (2025) · Telehealth · (410) 590-8920
Dr. Mfoniso Umoren, M.D.
Glen Burnie, MD · $1,798 in drug and device payments (2025) · (410) 863-4899
Dr. Richard Baum, MD
Glen Burnie, MD · No drug or device payments recorded (2025) · (410) 766-2500
Dr. Homayoon Mahjoob, M.D.
Glenn Dale, MD · $44 in drug and device payments (2025) · (301) 352-7771
Dr. Acquanetta Frazier, M.D.
Greenbelt, MD · $17 in drug and device payments (2025) · (301) 552-9797
Dr. Mushtaq Shah, M.D.
Greenbelt, MD · $518 in drug and device payments (2025) · (301) 220-0606
Dr. Radman Mostaghim, M.D.
Greenbelt, MD · $1,229 in drug and device payments (2025) · (301) 982-7900
Dr. Raja Mohi-ud-din, M.D.
Greenbelt, MD · $648 in drug and device payments (2025) · Telehealth · (301) 715-3744
Dr. Sushil Rattan, MD
Greenbelt, MD · $1,231 in drug and device payments (2025) · (301) 982-7900
Dr. Suzan Ebrahimi, MD
Greenbelt, MD · $144 in drug and device payments (2025) · Telehealth · (301) 345-5513
Dr. Chintamaneni Choudari, M.D.
Hagerstown, MD · $81 in drug and device payments (2025) · (240) 513-7072
Dr. Christine Lewis, M.D.
Hagerstown, MD · $249 in drug and device payments (2025) · (301) 665-4585
Dr. Chunwei Lai, M.D., PH.D.
Hagerstown, MD · No drug or device payments recorded (2025) · (301) 665-4585
Dr. James Cremins, M.D.
Hagerstown, MD · No drug or device payments recorded (2025) · (240) 382-3783
Dr. Kiranpreet Khosa, M.D.
Hagerstown, MD · $250 in drug and device payments (2025) · Telehealth · (301) 665-4585
Dr. Nelson Ferreira, M.D.
Hagerstown, MD · $2,452 in drug and device payments (2025) · (301) 665-4585
Dr. Rashid Hanif, M.D.
Hagerstown, MD · No drug or device payments recorded (2025) · (301) 665-4585
Dr. Riad Almudallal, MD
Hagerstown, MD · No drug or device payments recorded (2025) · (301) 665-4585
Dr. Showkat Bashir, MD
Hagerstown, MD · No drug or device payments recorded (2025) · (301) 665-4585
Dr. Urooj Ahmed, MD
Hagerstown, MD · $1,100 in drug and device payments (2025) · Telehealth · (443) 365-4742
Dr. Vamshidhar Vootla, M.D.
Hagerstown, MD · No drug or device payments recorded (2025) · Telehealth · (240) 513-7072
Dr. Anil Kankaria
Hollywood, MD · $1,486 in drug and device payments (2025) · (301) 373-7500
Dr. Iram Khan, MD
Hollywood, MD · $776 in drug and device payments (2025) · Telehealth · (301) 373-7102
Dr. Nayan Shah
Hollywood, MD · $491 in drug and device payments (2025) · (301) 373-7400
Dr. Rukaiya Bashir Hamidu, MD
Hollywood, MD · $1,308 in drug and device payments (2025) · (301) 373-7900
Dr. Michael Riel, DO
Jb Andrews, MD · No drug or device payments recorded (2025) · (240) 612-1560
Dr. Nhu-an Nguyen, D.O.
Jb Andrews, MD · No drug or device payments recorded (2025) · (240) 612-1560
Dr. Sylvester Luu, D.O., FACP
Jb Andrews, MD · No drug or device payments recorded (2025) · (240) 612-1560

Conditions Gastroenterology providers in Maryland 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 Maryland?

There are 503 Gastroenterology providers with active NPI records practicing in Maryland, according to federal NPPES data refreshed monthly.

Do Gastroenterology providers in Maryland offer telehealth?

Yes. 200 of the 503 Gastroenterology providers in Maryland (about 40%) report offering telehealth services in CMS data.

Which cities in Maryland have the most Gastroenterology providers?

Baltimore (132), Rockville (38), Bethesda (35) have the highest concentration of Gastroenterology providers in Maryland.

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

325 of 503 Gastroenterology providers in Maryland (65%) 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 Maryland 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 Maryland work in independent practices or large health systems?

Among 305 Gastroenterologists in Maryland enrolled in Medicare, 14% bill through a solo or small practice with fewer than 10 clinicians, 20% through a mid-size group of 10 to 99, and 66% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Gastroenterologists in Maryland work at?

According to CMS facility affiliation records, the Maryland hospitals where the most Gastroenterologists hold privileges are Johns Hopkins Hospital, the in Baltimore; Johns Hopkins Bayview Medical Center in Baltimore; Adventist Healthcare Shady Grove Medical Center in Rockville.

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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 Maryland? Get featured.