Trisha HalvorsenMD
Obstetrics & Gynecology·Mount Vernon, WA
Trisha Halvorsen, MD is an Obstetrics & Gynecology provider in Mount Vernon, WA, as of July 2026.
- NPI1245585959
- Registered2012
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Trisha Halvorsen at a glance
- Provider
- Trisha Halvorsen
- Credential
- MD
- Specialty
- Obstetrics & Gynecology
- Procedures
- Obstetrics & Gynecology CPT codes
- Location
- Mount Vernon, WA
- NPI registered
- 2012
- NPI
- 1245585959
- 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 Trisha Halvorsen practice?
Trisha Halvorsen, MD is based in Mount Vernon, WA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Trisha Halvorsen's NPI number?
Trisha Halvorsen's National Provider Identifier (NPI) is 1245585959, registered in 2012. Specialty on record: Obstetrics & Gynecology; credential MD.
How many Obstetrics & Gynecology providers in Washington work at ambulatory surgery centers?
65 Obstetrics & Gynecology surgeons and proceduralists in Washington are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Trisha Halvorsen among them. The Washington Obstetrics & Gynecology directory lists each one by city with credential, NPI, and center affiliations.
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