Jisun HahnM.D.
Gastroenterology·San Diego, CA
Jisun Hahn, M.D. is a Gastroenterology provider in San Diego, CA affiliated with 1 ambulatory surgery center in MD, as of July 2026.
- NPI1043470628
- Registered2008
- Centers1
- StateMD
- Class of2008
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.
Jisun Hahn at a glance
- Provider
- Jisun Hahn
- Credential
- M.D.
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- San Diego, CA
- Medical school
- University of Oklahoma College of Medicine
- Graduated
- 2008
- NPI registered
- 2008
- NPI
- 1043470628
- 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 Jisun Hahn practice?
Jisun Hahn, M.D. is based in San Diego, CA and is affiliated with 1 ambulatory surgery center: Maryland Surgery Center in Rockville, MD. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Jisun Hahn's NPI number?
Jisun Hahn's National Provider Identifier (NPI) is 1043470628, registered in 2008. Specialty on record: Gastroenterology; credential M.D.
Where did Jisun Hahn go to medical school?
Jisun Hahn, M.D. attended University of Oklahoma College of Medicine, graduating in 2008.
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, Jisun Hahn among them. The California Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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