Pediatric Gastroenterologists in Washington
Data updated monthly · Last refresh October 2026
41 Pediatric Gastroenterology providers practice in Washington, including 1 (2%) 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.
41providers
1telehealth
Seattletop city
Pediatric Gastroenterology by city in Washington
Choose a city to see providers there.
Where Pediatric Gastroenterologists in Washington practice
From CMS Medicare enrollment records covering 15 of the 41 providers listed here (37%). Providers who do not bill Medicare are not included in these figures.
Largest practice groups
| Group (as registered with Medicare) | Pediatric Gastroenterologists | All clinicians in group | Main city |
| The Association of Chrmc and University Physicians | 7 | 313 | Seattle |
| The Association of University Physicians | 2 | 3,484 | Seattle |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Pediatric Gastroenterologists affiliated |
| University of Washington Medical Ctr | Seattle | Government | 4 of 5 | 2 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Pediatric 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. Bisher Abdullah, MDPuyallup, WA · $1,171 in drug and device payments (2025) · Telehealth ·
(253) 268-0720 Dr. Adaku Adebamiji, MDSeattle, WA · No drug or device payments recorded (2025) ·
(206) 987-7652 Dr. Alexandra Hudson, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(587) 572-8727 Dr. Biren Desai, DOSeattle, WA · No drug or device payments recorded (2025) ·
(206) 987-2521 Dr. Dale Lee, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 987-2521 Dr. Danielle Wendel, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 987-2000 Dr. David SuskindSeattle, WA · No drug or device payments recorded (2025) ·
(206) 987-2000 Dr. Dennis ChristieSeattle, WA · No drug or device payments recorded (2025) ·
(206) 987-2000 Dr. Elizabeth Reznikov, DO PHDSeattle, WA · $206 in drug and device payments (2025) ·
(206) 987-2521 Dr. Erin Lane, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(617) 967-8780 Dr. Fateema Rose, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 987-1095 Dr. Ghassan WahbehSeattle, WA · $136 in drug and device payments (2025) ·
(206) 987-2000 Dr. Hannibal Person, M.D,Seattle, WA · No drug or device payments recorded (2025) ·
(206) 987-2000 Dr. Hengqi Zheng, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(617) 293-7085 Dr. Jacob Stuppy, DO, MSSeattle, WA · No drug or device payments recorded (2025) ·
(206) 987-2000 Dr. Jarrad Scarlett, M.D.,PH.DSeattle, WA · No drug or device payments recorded (2025) ·
(206) 987-2521 Dr. Katelyn Saarela, DOSeattle, WA · No drug or device payments recorded (2025) ·
(206) 987-3174 Dr. Khang Tran, DOSeattle, WA · No drug or device payments recorded (2025) ·
(206) 987-2000 Dr. Lusine Ambartsumyan, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 987-2587 Dr. Mary LenSeattle, WA · No drug or device payments recorded (2025) ·
(206) 987-2000 Dr. Michael Pickens, D.O.Seattle, WA · $10,280 in drug and device payments (2025) ·
(206) 987-2000 Dr. Namita Singh, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 987-2521 Dr. Nicole Pattamanuch, M.D.Seattle, WA · No drug or device payments recorded (2025) ·
(206) 987-2521 Dr. Timothy Adamos, MDSeattle, WA · No drug or device payments recorded (2025) ·
(206) 987-2521 Dr. Tin Bo Nicholas Lam, MB BCH BAOSeattle, WA · No drug or device payments recorded (2025) ·
(206) 987-2521 Dr. Travis Piester, M.D.Seattle, WA · $589 in drug and device payments (2025) ·
(206) 987-2000 Dr. Uma Pisharody, MD, FAAPSeattle, WA · No drug or device payments recorded (2025) ·
(206) 215-2700 Dr. Ann Abraham, M.D.Spokane, WA · $194 in drug and device payments (2025) ·
(509) 474-5437 Dr. Mashette Syrkin-nikolau, M.D.Spokane, WA · $188 in drug and device payments (2025) ·
(509) 474-5437 Dr. Monica Zherebtsov, M.D.Spokane, WA · $361 in drug and device payments (2025) ·
(509) 474-5437 Dr. Catherine Sampert, DO, MS Dr. Charles Kang, MDTacoma, WA · No drug or device payments recorded (2025) ·
(253) 968-3885 Dr. Janet Jang, MDTacoma, WA · No drug or device payments recorded (2025) ·
(253) 968-0257 Dr. Joseph Gramling, M.D. Dr. Matthew Heisel, M.D.Tacoma, WA · No drug or device payments recorded (2025) ·
(253) 968-3885 Dr. Robert Cornfeld, MDTacoma, WA · No drug or device payments recorded (2025) ·
(253) 968-1980 Common questions
How many Pediatric Gastroenterology providers are in Washington?There are 41 Pediatric Gastroenterology providers with active NPI records practicing in Washington, according to federal NPPES data refreshed monthly.
Do Pediatric Gastroenterology providers in Washington offer telehealth?Yes. 1 of the 41 Pediatric Gastroenterology providers in Washington (about 2%) report offering telehealth services in CMS data.
Which cities in Washington have the most Pediatric Gastroenterology providers?Seattle (29), Tacoma (7), Spokane (4) have the highest concentration of Pediatric Gastroenterology providers in Washington.
How many Pediatric Gastroenterology providers in Washington received drug or device company payments?15 of 41 Pediatric Gastroenterology providers in Washington (37%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
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.
Which hospitals do Pediatric Gastroenterologists in Washington work at?According to CMS facility affiliation records, the Washington hospitals where the most Pediatric Gastroenterologists hold privileges are University of Washington Medical Ctr in Seattle.
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