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Gastroenterology in Washington, Washington DC

Data updated monthly · Last refresh September 2026

87 Gastroenterology providers practice in Washington, and 51% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Gastroenterology providers in Washington

Listed alphabetically. 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. Abdalla Khouqeer
Washington, DC · No drug or device payments recorded (2025) · Telehealth · (202) 741-3000
Dr. Adam Tillowitz, MD
Washington, DC · No drug or device payments recorded (2025) · (202) 741-3000
Dr. Adeyinka Laiyemo, MD
Washington, DC · No drug or device payments recorded (2025) · (202) 865-6100
Dr. Alec Faggen, MD
Washington, DC · $1,980 in drug and device payments (2025) · (202) 660-5555
Dr. Ali Alsayed Hussain, M.D
Washington, DC · $21 in drug and device payments (2025) · Telehealth · (202) 444-3632
Dr. Ali Khan, MD, MPH
Washington, DC · $18,187 in drug and device payments (2025) · Telehealth · (202) 741-3000
Dr. Angelica Nocerino, M.D.
Washington, DC · $40 in drug and device payments (2025) · Telehealth · (202) 444-2000
Dr. Annie Kruger, MD, PHD
Washington, DC · No drug or device payments recorded (2025) · (202) 444-8541
Dr. Ann Williams, MD
Washington, DC · No drug or device payments recorded (2025) · (202) 466-4619
Dr. Antoinette Saddler, MD
Washington, DC · $105 in drug and device payments (2025) · Telehealth · (202) 741-3333
Dr. Arthur West, MD
Washington, DC · $1,170 in drug and device payments (2025) · Telehealth · (202) 832-2880
Dr. Bedoor Alabbas
Washington, DC · $1,703 in drug and device payments (2025) · Telehealth · (202) 741-3000
Dr. Belen Tesfaye, M.D
Washington, DC · $1,133 in drug and device payments (2025) · Telehealth · (202) 865-6100
Dr. Brian Kirsh, MD
Washington, DC · $2,090 in drug and device payments (2025) · Telehealth · (240) 737-0085
Dr. Bruce Luxon, MD PHD
Washington, DC · $3,058 in drug and device payments (2025) · (202) 444-7520
Dr. Caren Palese, MD
Washington, DC · No drug or device payments recorded (2025) · Telehealth · (202) 444-1669
Dr. Charles Mcqueen, M.D.
Washington, DC · No drug or device payments recorded (2025) · (202) 782-6389
Dr. Christine Hsu, MD
Washington, DC · $38 in drug and device payments (2025) · (202) 444-3700
Dr. Christopher Coe, M.D.
Washington, DC · $119 in drug and device payments (2025) · Telehealth · (202) 444-2210
Dr. Danny Shearer, MD
Washington, DC · $3,587 in drug and device payments (2025) · Telehealth · (202) 832-2880
Dr. Dia Copeland, M.D.
Washington, DC · No drug or device payments recorded (2025) · (202) 346-3475
Dr. Dominique Howard, M.D.
Washington, DC · $2,350 in drug and device payments (2025) · Telehealth · (202) 296-3449
Dr. Donald O'kieffe, M.D.
Washington, DC · No drug or device payments recorded (2025) · (202) 296-3449
Dr. Duane Smoot, MD
Washington, DC · No drug or device payments recorded (2025) · (202) 865-6625
Dr. Eiman Nabi, M.D.
Washington, DC · $2,271 in drug and device payments (2025) · (202) 877-1000
Dr. Elizabeth Myles, MD
Washington, DC · No drug or device payments recorded (2025) · (202) 526-8622
Dr. Farshad Aduli, MD
Washington, DC · No drug or device payments recorded (2025) · (202) 865-6625
Dr. Gary Thompson, MD
Washington, DC · $1,059 in drug and device payments (2025) · Telehealth · (202) 832-2880
Dr. Getachew Mekasha, M.D., PH.D.
Washington, DC · No drug or device payments recorded (2025) · (202) 865-1881
Dr. Ghassan Alzayer, MD
Washington, DC · $124 in drug and device payments (2025) · Telehealth · (202) 877-7108
Dr. Gustavo Marino, M.D.
Washington, DC · No drug or device payments recorded (2025) · (202) 745-8522
Dr. Hemanth Gavini, MD
Washington, DC · $285 in drug and device payments (2025) · (202) 741-2160
Dr. Howard Stark, MD
Washington, DC · No drug or device payments recorded (2025) · (202) 861-0111
Dr. Huimin Yu, M.D. PH.D.
Washington, DC · $3,225 in drug and device payments (2025) · (202) 741-2160
Dr. Ira Shocket, MD
Washington, DC · $185 in drug and device payments (2025) · Telehealth · (202) 829-0170
Dr. James Frank, M.D.
Washington, DC · No drug or device payments recorded (2025) · Telehealth · (202) 416-2000
Dr. James Lewis
Washington, DC · $146,365 in drug and device payments (2025) · Telehealth · (202) 444-8541
Dr. Javad Khalilzadeh, MD
Washington, DC · $27 in drug and device payments (2025) · (202) 288-7777
Dr. Jessica Korman, M.D.
Washington, DC · $59,501 in drug and device payments (2025) · Telehealth · (202) 296-3449
Dr. John Carroll
Washington, DC · No drug or device payments recorded (2025) · Telehealth · (202) 444-6649
Dr. John Hogan, M.D.
Washington, DC · $28,640 in drug and device payments (2025) · (202) 745-4300
Dr. Joseph Jennings, M.D.
Washington, DC · $19 in drug and device payments (2025) · Telehealth · (202) 444-8168
Dr. Joseph Perry, M.D.
Washington, DC · No drug or device payments recorded (2025) · (202) 782-6765
Dr. Julio Salcedo, MD
Washington, DC · $946 in drug and device payments (2025) · Telehealth · (202) 829-0170
Dr. Junette Gibbons, MD
Washington, DC · No drug or device payments recorded (2025) · (202) 269-7000
Dr. Katherine Murphy, MD
Washington, DC · $169 in drug and device payments (2025) · Telehealth · (202) 877-7000
Dr. Lauren George, M.D.
Washington, DC · $8,390 in drug and device payments (2025) · Telehealth · (202) 877-5840
Dr. Leen Raddaoui
Washington, DC · $1,264 in drug and device payments (2025) · (215) 020-0372
Dr. Lindsay Barnes, MD
Washington, DC · No drug or device payments recorded (2025) · (202) 346-3475
Dr. Mark Mattar, MD
Washington, DC · $61,169 in drug and device payments (2025) · Telehealth · (024) 448-5412

Conditions Gastroenterology providers in Washington, Washington DC 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 Washington, Washington DC?

There are 87 Gastroenterology providers with active NPI records practicing in Washington, according to federal NPPES data refreshed monthly.

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

44 of 87 (51%) 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 Washington treat?

Gastroenterology providers in Washington 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 records 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.

All specialties in Washington Gastroenterology across Washington DC

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
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.