Won-Seok JoM.D.
Gastroenterology·San Bernardino, CA
Won-Seok Jo, M.D. is a Gastroenterology provider in San Bernardino, CA affiliated with 1 ambulatory surgery center in CA, as of July 2026.
- NPI1245215144
- Registered2005
- Centers1
- StateCA
- Class of1999
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.
Education
Education on record as of August 2026.
Won-Seok Jo at a glance
- Provider
- Won-Seok Jo
- Credential
- M.D.
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- San Bernardino, CA
- Medical school
- University of California, San Diego School of Medicine
- Graduated
- 1999
- NPI registered
- 2005
- NPI
- 1245215144
- 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 Won-Seok Jo practice?
Won-Seok Jo, M.D. is based in San Bernardino, CA and is affiliated with 1 ambulatory surgery center: Rmc Surgery Center INC in Riverside, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Won-Seok Jo's NPI number?
Won-Seok Jo's National Provider Identifier (NPI) is 1245215144, registered in 2005. Specialty on record: Gastroenterology; credential M.D.
Where did Won-Seok Jo go to medical school?
Won-Seok Jo, M.D. attended University of California, San Diego School of Medicine, graduating in 1999.
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, Won-Seok Jo among them. The California Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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