Simon LoM.D.
Gastroenterology·Los Angeles, CA
Simon Lo, M.D. is a Gastroenterology provider in Los Angeles, CA affiliated with 3 ambulatory surgery centers in CA, as of July 2026.
- NPI1255368874
- Registered2006
- Centers3
- StateCA
- Class of1982
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.
- Westside Medical Center INCLos Angeles, CA · Gastroenterology · 18 on panelView center →
- Tower Outpatient Surgery Center INC Dba Tower Outpatient Surgey CenterLos Angeles, CA · Dermatology, Gastroenterology, Plastic surgery · 5 on panelView center →
- Century City Endoscopy LLCLos Angeles, CA · Gastroenterology · 15 on panelView center →
Education
Education on record as of August 2026.
Simon Lo at a glance
- Provider
- Simon Lo
- Credential
- M.D.
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Los Angeles, CA
- Medical school
- New York University School of Medicine
- Graduated
- 1982
- NPI registered
- 2006
- NPI
- 1255368874
- 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 Simon Lo practice?
Simon Lo, M.D. is based in Los Angeles, CA and is affiliated with 3 ambulatory surgery centers: Westside Medical Center INC in Los Angeles, CA, Tower Outpatient Surgery Center INC Dba Tower Outpatient Surgey Center in Los Angeles, CA, and Century City Endoscopy LLC in Los Angeles, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Simon Lo's NPI number?
Simon Lo's National Provider Identifier (NPI) is 1255368874, registered in 2006. Specialty on record: Gastroenterology; credential M.D.
Where did Simon Lo go to medical school?
Simon Lo, M.D. attended New York University School of Medicine, graduating in 1982.
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, Simon Lo among them. The California Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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