Geoffrey SpencerMD
Geoffrey Spencer, MD is a Gastroenterology provider in San Jose, CA affiliated with 4 ambulatory surgery centers in CA, as of July 2026.
- NPI1578625828
- Registered2006
- Centers4
- StateCA
- 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.
- Palo Alto Medical Foundation Camino Surgery DivisionMountain View, CA · Gastroenterology, Orthopedics, Pain management, Urology · 29 on panelView center →
- Silicon Valley Surgery Center LpLos Gatos, CA · ENT, Gastroenterology, Orthopedics, Pain management · 10 on panelView center →
- Los Gatos Surgical Center A California Limited Partnership Dba Endoscopy Center Of Silicon ValleySan Jose, CA · Gastroenterology · 8 on panelView center →
- Surgecenter Of Palo AltoPalo Alto, CA · Gastroenterology, General surgery, Ophthalmology, Pain management · 30 on panelView center →
Education
Education on record as of August 2026.
Geoffrey Spencer at a glance
- Provider
- Geoffrey Spencer
- Credential
- MD
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- San Jose, CA
- Medical school
- Eastern Virginia Medical School
- Graduated
- 2000
- NPI registered
- 2006
- NPI
- 1578625828
- 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 Geoffrey Spencer practice?
Geoffrey Spencer, MD is based in San Jose, CA and is affiliated with 4 ambulatory surgery centers: Palo Alto Medical Foundation Camino Surgery Division in Mountain View, CA, Silicon Valley Surgery Center Lp in Los Gatos, CA, Los Gatos Surgical Center A California Limited Partnership Dba Endoscopy Center Of Silicon Valley in San Jose, CA, and Surgecenter Of Palo Alto in Palo Alto, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Geoffrey Spencer's NPI number?
Geoffrey Spencer's National Provider Identifier (NPI) is 1578625828, registered in 2006. Specialty on record: Gastroenterology; credential MD.
Where did Geoffrey Spencer go to medical school?
Geoffrey Spencer, MD attended Eastern Virginia Medical School, graduating in 2000.
How many Gastroenterology providers in California work at ambulatory surgery centers?
547 Gastroenterology surgeons and proceduralists in California are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Geoffrey Spencer among them. The California Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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