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. Paul Warfield, M.D.Moses Lake, WA · No drug or device payments recorded (2025) ·
(509) 793-9773 Dr. Stacy Tong, M.D.Moses Lake, WA · No drug or device payments recorded (2025) ·
(509) 663-8711 Dr. Tony Yusuf, M.D.Moses Lake, WA · No drug or device payments recorded (2025) ·
(509) 663-8711 Dr. Ayah Oglat, MDMount Vernon, WA · No drug or device payments recorded (2025) · Telehealth ·
(360) 814-6113 Dr. John Halsey, MDMount Vernon, WA · No drug or device payments recorded (2025) ·
(360) 428-2500 Dr. Kalyan Wadwa, MDMount Vernon, WA · No drug or device payments recorded (2025) ·
(360) 428-2555 Dr. Nassim Karimi, M.D.Mount Vernon, WA · No drug or device payments recorded (2025) · Telehealth ·
(360) 814-6113 Dr. Robert Dy, D.O.Mount Vernon, WA · No drug or device payments recorded (2025) ·
(360) 814-6113 Dr. Samit Datta, M.D.Mount Vernon, WA · $20 in drug and device payments (2025) · Telehealth ·
(360) 814-6113 Dr. Sankar Alagugurusamy, MDMount Vernon, WA · No drug or device payments recorded (2025) · Telehealth ·
(360) 814-6113 Dr. Colin Chinn, M.D.Oak Harbor, WA · No drug or device payments recorded (2025) ·
(360) 257-9974 Dr. Benjamin Merrifield, MDOlympia, WA · No drug or device payments recorded (2025) ·
(360) 413-8250 Dr. Bruce Silverman, MDOlympia, WA · No drug or device payments recorded (2025) ·
(360) 413-8250 Dr. Carole Buckner, D.O.Olympia, WA · No drug or device payments recorded (2025) ·
(360) 754-1735 Dr. Darien Heap, M.D.Olympia, WA · No drug or device payments recorded (2025) ·
(360) 754-1735 Dr. David Owens, M.D.Olympia, WA · No drug or device payments recorded (2025) ·
(360) 413-8250 Dr. James Kruidenier, MDOlympia, WA · No drug or device payments recorded (2025) ·
(360) 413-8191 Dr. John Kuczynski, M.D.Olympia, WA · No drug or device payments recorded (2025) ·
(360) 754-1735 Dr. Joseph Kim, MDOlympia, WA · $297 in drug and device payments (2025) ·
(360) 413-8250 Dr. Kathryne Wagner, MDOlympia, WA · No drug or device payments recorded (2025) ·
(360) 413-8250 Dr. Keaton Jones, M.D.Olympia, WA · No drug or device payments recorded (2025) · Telehealth ·
(360) 754-1735 Dr. Kristine Zhang, MDOlympia, WA · $309 in drug and device payments (2025) ·
(360) 413-8250 Dr. Maria Theresa Kurtz, D.O. Dr. Marshall Mccabe, D.O.Olympia, WA · No drug or device payments recorded (2025) · Telehealth ·
(360) 754-1735 Dr. Marshall Mccabe, MDOlympia, WA · No drug or device payments recorded (2025) ·
(360) 754-1735 Dr. Meimin Xie, MDOlympia, WA · No drug or device payments recorded (2025) ·
(360) 413-8250 Dr. Michelle Thompson, D.O.Olympia, WA · No drug or device payments recorded (2025) ·
(360) 754-1735 Dr. Nicholas Weber, MDOlympia, WA · No drug or device payments recorded (2025) ·
(360) 413-8250 Dr. Rodney Joe, MDOlympia, WA · No drug or device payments recorded (2025) ·
(360) 413-8250 Dr. Thomas O'meara, M.D.Olympia, WA · No drug or device payments recorded (2025) ·
(360) 754-1735 Dr. Ioannis Papadopoulos, M.D. Dr. Colin Wolslegel, D.O.Port Angeles, WA · $129 in drug and device payments (2025) ·
(360) 565-0999 Dr. David Bayne, M.D.Port Angeles, WA · $129 in drug and device payments (2025) ·
(360) 565-0999 Dr. Abimbola AdikePoulsbo, WA · $80 in drug and device payments (2025) · Telehealth ·
(360) 447-8951 Dr. Justin Cochrane, D.OPullman, WA · No drug or device payments recorded (2025) ·
(509) 338-0632 Dr. Abhishek Agarwal, MDPuyallup, WA · $602 in drug and device payments (2025) · Telehealth ·
(253) 841-3933 Dr. Elizabeth RosenblattPuyallup, WA · $7,892 in drug and device payments (2025) · Telehealth ·
(253) 770-3700 Dr. Jeremiah Ojeaburu, M.D.Puyallup, WA · $860 in drug and device payments (2025) · Telehealth ·
(253) 272-8148 Dr. Nicholas Sun, D.O.Puyallup, WA · $84 in drug and device payments (2025) ·
(253) 841-3933 Dr. Rajesh Manam, MDPuyallup, WA · $1,147 in drug and device payments (2025) · Telehealth ·
(253) 272-8512 Dr. Vaibhava Laxmi Sakilam, MBBSPuyallup, WA · No drug or device payments recorded (2025) ·
(253) 268-0720 Dr. Bruce Beck, M.D.Redmond, WA · No drug or device payments recorded (2025) ·
(425) 883-5151 Dr. Janet Chu, M.D.Redmond, WA · No drug or device payments recorded (2025) ·
(425) 883-5151 Dr. Brandon Teng, MDRenton, WA · $29 in drug and device payments (2025) · Telehealth ·
(425) 690-3488 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.
Related reading on HealthcareDiscovery.AI
Gastroenterology in all 50 states Search all 536 in the directory Ask Zach for help choosing
Related
