Siamak TabibM.D.
Gastroenterology·Los Angeles, CA
Siamak Tabib, M.D. is a Gastroenterology provider in Los Angeles, CA affiliated with 4 ambulatory surgery centers in CA, as of July 2026.
- NPI1063555845
- Registered2007
- Centers4
- StateCA
- Class of1997
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.
- Century City Endoscopy LLCLos Angeles, CA · Gastroenterology · 15 on panelView center →
- Tower Outpatient Surgery Center INC Dba Tower Outpatient Surgey CenterLos Angeles, CA · Dermatology, Gastroenterology, Plastic surgery · 5 on panelView center →
- La Peer Surgery Center LLCBeverly Hills, CA · Gastroenterology, Ophthalmology, Pain management · 10 on panelView center →
- Westside Medical Center INCLos Angeles, CA · Gastroenterology · 18 on panelView center →
Education
Education on record as of August 2026.
Siamak Tabib at a glance
- Provider
- Siamak Tabib
- Credential
- M.D.
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Los Angeles, CA
- Medical school
- University of California, Geffen School of Medicine
- Graduated
- 1997
- NPI registered
- 2007
- NPI
- 1063555845
- 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 Siamak Tabib practice?
Siamak Tabib, M.D. is based in Los Angeles, CA and is affiliated with 4 ambulatory surgery centers: Century City Endoscopy LLC in Los Angeles, CA, Tower Outpatient Surgery Center INC Dba Tower Outpatient Surgey Center in Los Angeles, CA, La Peer Surgery Center LLC in Beverly Hills, CA, and Westside Medical Center INC in Los Angeles, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Siamak Tabib's NPI number?
Siamak Tabib's National Provider Identifier (NPI) is 1063555845, registered in 2007. Specialty on record: Gastroenterology; credential M.D.
Where did Siamak Tabib go to medical school?
Siamak Tabib, M.D. attended University of California, Geffen School of Medicine, graduating in 1997.
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, Siamak Tabib among them. The California Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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