Gastroenterologists in Washington
Data updated monthly · Last refresh October 2026
536 Gastroenterology providers practice in Washington, including 222 (41%) offering telehealth. The largest concentration is in Seattle. 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.
536providers
222telehealth
Seattletop city
Gastroenterology by city in Washington
Choose a city to see providers there.
Gastroenterology providers in Washington
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. Kalyan Kanneganti, M.DTacoma, WA · No drug or device payments recorded (2025) · Telehealth ·
(253) 272-8664 Dr. Kawthar Mohamed, MDTacoma, WA · No drug or device payments recorded (2025) ·
(253) 272-8664 Dr. Kazunori Yamamoto, M.D.Tacoma, WA · No drug or device payments recorded (2025) ·
(253) 583-1208 Dr. Lanie Belic, M.D.Tacoma, WA · No drug or device payments recorded (2025) ·
(253) 272-8148 Dr. Lillian Wang, MDTacoma, WA · $26,652 in drug and device payments (2025) ·
(253) 272-8664 Dr. Lin Huang, MD, PHDTacoma, WA · $558 in drug and device payments (2025) · Telehealth ·
(253) 272-8148 Dr. Mark Potter, D.O.Tacoma, WA · No drug or device payments recorded (2025) ·
(253) 272-8664 Dr. Michael Kimmey, MDTacoma, WA · No drug or device payments recorded (2025) ·
(253) 272-8664 Dr. Michael Lyons, MDTacoma, WA · No drug or device payments recorded (2025) ·
(253) 272-8664 Dr. Oussama Moussan, M.D.Tacoma, WA · $941 in drug and device payments (2025) · Telehealth ·
(253) 272-8148 Dr. Palak Patel-rodrigues, DO Dr. Richard Baerg, MDTacoma, WA · No drug or device payments recorded (2025) ·
(253) 272-8664 Dr. Ryan Santos, DOTacoma, WA · $1,478 in drug and device payments (2025) ·
(253) 968-0653 Dr. Sangik Oh, MDTacoma, WA · No drug or device payments recorded (2025) · Telehealth ·
(253) 272-8664 Dr. Steven Alabaster, MDTacoma, WA · No drug or device payments recorded (2025) ·
(253) 272-8148 Dr. Steven Larson, M.D.Tacoma, WA · $135 in drug and device payments (2025) · Telehealth ·
(253) 272-8664 Dr. Thomas Reinertson, M.D.Tacoma, WA · No drug or device payments recorded (2025) ·
(253) 272-8148 Dr. Timothy Schubert, M.D.Tacoma, WA · No drug or device payments recorded (2025) ·
(253) 272-8148 Dr. William Hirota, MDTacoma, WA · $159 in drug and device payments (2025) · Telehealth ·
(253) 272-8664 Dr. William Holderman, M.D.Tacoma, WA · $22,794 in drug and device payments (2025) · Telehealth ·
(253) 272-8148 Dr. William Priebe, MDTacoma, WA · No drug or device payments recorded (2025) ·
(253) 272-8664 Dr. Vu Le, MDUnion Gap, WA · $728 in drug and device payments (2025) ·
(509) 454-7700 Dr. Anil Kabrawala, M.D.Vancouver, WA · $19 in drug and device payments (2025) · Telehealth ·
(360) 882-2778 Dr. Banny Wong, MDVancouver, WA · No drug or device payments recorded (2025) · Telehealth ·
(360) 882-2778 Dr. Brett Partridge, MDVancouver, WA · $1,571 in drug and device payments (2025) ·
(360) 514-7060 Dr. Dana Hemmati, MDVancouver, WA · No drug or device payments recorded (2025) ·
(360) 514-7374 Dr. David Pfaff, M.D.Vancouver, WA · No drug or device payments recorded (2025) ·
(360) 695-1334 Dr. David Sprague, M.D.Vancouver, WA · No drug or device payments recorded (2025) · Telehealth ·
(360) 882-2778 Dr. Dengda Tang, MDVancouver, WA · $24 in drug and device payments (2025) ·
(360) 514-7060 Dr. Eric Nordstrom, M.D.Vancouver, WA · No drug or device payments recorded (2025) ·
(360) 882-2778 Dr. Jaime Aranda-michel, MDVancouver, WA · $22 in drug and device payments (2025) ·
(360) 514-7374 Dr. Jaime Wilson-chiru, M.D.Vancouver, WA · No drug or device payments recorded (2025) · Telehealth ·
(360) 882-2778 Dr. Jaroslaw Cymorek, MDVancouver, WA · No drug or device payments recorded (2025) ·
(360) 254-1240 Dr. Jason Etzel, MDVancouver, WA · $1,368 in drug and device payments (2025) · Telehealth ·
(360) 882-2778 Dr. John Randles, M.D.Vancouver, WA · $144 in drug and device payments (2025) ·
(360) 882-2778 Dr. Jonathan Sachs, MDVancouver, WA · No drug or device payments recorded (2025) ·
(360) 882-2778 Dr. Joy Chen, MDVancouver, WA · $610 in drug and device payments (2025) · Telehealth ·
(360) 882-2778 Dr. Kevin MeitzVancouver, WA · No drug or device payments recorded (2025) · Telehealth ·
(360) 397-3352 Dr. Marvin Bryant, MDVancouver, WA · No drug or device payments recorded (2025) · Telehealth ·
(360) 882-2778 Dr. Matthew Casimo, MDVancouver, WA · No drug or device payments recorded (2025) · Telehealth ·
(360) 397-1500 Dr. Michael MullarkeyVancouver, WA · $21 in drug and device payments (2025) · Telehealth ·
(360) 882-2778 Dr. Nundhini Thukkani, MDVancouver, WA · No drug or device payments recorded (2025) ·
(360) 397-3330 Dr. Peter Caruana, MDVancouver, WA · No drug or device payments recorded (2025) ·
(360) 882-2778 Dr. Qing Yu, MDVancouver, WA · No drug or device payments recorded (2025) ·
(503) 652-2880 Dr. Ryan HoffVancouver, WA · No drug or device payments recorded (2025) ·
(360) 514-7060 Conditions Gastroenterology providers in Washington 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.
- Acid reflux
- IBS
- Crohn disease
- Ulcerative colitis
- Celiac disease
- Colon cancer screening
Common questions
How many Gastroenterology providers are in Washington?There are 536 Gastroenterology providers with active NPI records practicing in Washington, according to federal NPPES data refreshed monthly.
Do Gastroenterology providers in Washington offer telehealth?Yes. 222 of the 536 Gastroenterology providers in Washington (about 41%) report offering telehealth services in CMS data.
Which cities in Washington have the most Gastroenterology providers?Seattle (163), Tacoma (46), Spokane (37) have the highest concentration of Gastroenterology providers in Washington.
How many Gastroenterology providers in Washington received drug or device company payments?234 of 536 Gastroenterology providers in Washington (44%) 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 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 Washington work in independent practices or large health systems?Among 346 Gastroenterologists in Washington enrolled in Medicare, 4% bill through a solo or small practice with fewer than 10 clinicians, 16% through a mid-size group of 10 to 99, and 80% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Gastroenterologists in Washington work at?According to CMS facility affiliation records, the Washington hospitals where the most Gastroenterologists hold privileges are University of Washington Medical Ctr in Seattle; Tacoma General Allenmore Hospital in Tacoma; Swedish Medical Center in Seattle.
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