Brian KeyashianM.D.
Vascular Surgery·Walnut Creek, CA
Brian Keyashian, M.D. is a Vascular Surgery provider in Walnut Creek, CA affiliated with 2 ambulatory surgery centers in CA, as of July 2026.
- NPI1962776245
- Registered2012
- Centers2
- StateCA
- Class of2010
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.
Brian Keyashian at a glance
- Provider
- Brian Keyashian
- Credential
- M.D.
- Specialty
- Vascular Surgery
- Location
- Walnut Creek, CA
- Medical school graduation
- 2010
- NPI registered
- 2012
- NPI
- 1962776245
- 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 Brian Keyashian practice?
Brian Keyashian, M.D. is based in Walnut Creek, CA and is affiliated with 2 ambulatory surgery centers: Bay Area Surgical Specialist Services LLC in Walnut Creek, CA and Shadelands Endovascular LLC in Walnut Creek, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Brian Keyashian's NPI number?
Brian Keyashian's National Provider Identifier (NPI) is 1962776245, registered in 2012. Specialty on record: Vascular Surgery; credential M.D.
How many Vascular Surgery providers in California work at ambulatory surgery centers?
100 Vascular Surgery surgeons and proceduralists in California are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Brian Keyashian among them. The California Vascular Surgery directory lists each one by city with credential, NPI, and center affiliations.
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