Iris LiouMD
Iris Liou, MD is a Gastroenterology provider in Seattle, WA affiliated with 2 ambulatory surgery centers in WA, as of July 2026.
- NPI1427163542
- Registered2006
- Centers2
- StateWA
- Class of2000
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Ambulatory surgery centers
Centers whose service lines match this provider’s. Affiliations change; verify independently.
Education
Education on record as of August 2026.
Iris Liou at a glance
- Provider
- Iris Liou
- Credential
- MD
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Seattle, WA
- Medical school
- University of Washington School of Medicine
- Graduated
- 2000
- NPI registered
- 2006
- NPI
- 1427163542
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does Iris Liou practice?
Iris Liou, MD is based in Seattle, WA and is affiliated with 2 ambulatory surgery centers: The Polyclinic in Seattle, WA and Puget Sound Gastroenterology Ps in Seattle, WA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Iris Liou's NPI number?
Iris Liou's National Provider Identifier (NPI) is 1427163542, registered in 2006. Specialty on record: Gastroenterology; credential MD.
Where did Iris Liou go to medical school?
Iris Liou, MD attended University of Washington School of Medicine, graduating in 2000.
How many Gastroenterology providers in Washington work at ambulatory surgery centers?
120 Gastroenterology surgeons and proceduralists in Washington are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Iris Liou among them. The Washington Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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