Timothy ZismanMD, MPH
Timothy Zisman, MD, MPH is a Gastroenterology provider in Seattle, WA affiliated with 2 ambulatory surgery centers in WA, as of July 2026.
- NPI1427213461
- Registered2008
- Centers2
- StateWA
- Class of2003
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.
Timothy Zisman at a glance
- Provider
- Timothy Zisman
- Credential
- MD, MPH
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Seattle, WA
- Medical school
- Virginia Commonwealth University, School of Medicine
- Graduated
- 2003
- NPI registered
- 2008
- NPI
- 1427213461
- 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 Timothy Zisman practice?
Timothy Zisman, MD, MPH is based in Seattle, WA and is affiliated with 2 ambulatory surgery centers: Virginia Mason Medical Center in Bellevue, WA and Pacmed ASC in Seattle, WA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Timothy Zisman's NPI number?
Timothy Zisman's National Provider Identifier (NPI) is 1427213461, registered in 2008. Specialty on record: Gastroenterology; credential MD, MPH.
Where did Timothy Zisman go to medical school?
Timothy Zisman, MD, MPH attended Virginia Commonwealth University, School of Medicine, graduating in 2003.
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, Timothy Zisman among them. The Washington Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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