Joseph JohnsonMD
Gastroenterology·San Antonio, TX
Joseph Johnson, MD is a Gastroenterology provider in San Antonio, TX affiliated with 5 ambulatory surgery centers in TX, as of July 2026.
- NPI1477557072
- Registered2005
- Centers5
- StateTX
- Class of1983
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.
- San Antonio Gastroenterology Endoscopy Center NorthSan Antonio, TX · Gastroenterology · 10 on panelView center →
- San Antonio Gastroenterology Edoscopy Center DtSan Antonio, TX · Gastroenterology · 11 on panelView center →
- Gab Endoscopy Center LTDSan Antonio, TX · Gastroenterology · 18 on panelView center →
- San Antonio Gastroenterology Endoscopy Center Med CenterSan Antonio, TX · Gastroenterology · 13 on panelView center →
- Gab Endoscopy Center LLCSan Antonio, TX · Gastroenterology · 18 on panelView center →
Education
Education on record as of August 2026.
Joseph Johnson at a glance
- Provider
- Joseph Johnson
- Credential
- MD
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- San Antonio, TX
- Medical school
- University of Texas Southwestern Medical School at Dallas
- Graduated
- 1983
- NPI registered
- 2005
- NPI
- 1477557072
- 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 Joseph Johnson practice?
Joseph Johnson, MD is based in San Antonio, TX and is affiliated with 5 ambulatory surgery centers: San Antonio Gastroenterology Endoscopy Center North in San Antonio, TX, San Antonio Gastroenterology Edoscopy Center Dt in San Antonio, TX, Gab Endoscopy Center LTD in San Antonio, TX, San Antonio Gastroenterology Endoscopy Center Med Center in San Antonio, TX, and Gab Endoscopy Center LLC in San Antonio, TX. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Joseph Johnson's NPI number?
Joseph Johnson's National Provider Identifier (NPI) is 1477557072, registered in 2005. Specialty on record: Gastroenterology; credential MD.
Where did Joseph Johnson go to medical school?
Joseph Johnson, MD attended University of Texas Southwestern Medical School at Dallas, graduating in 1983.
How many Gastroenterology providers in Texas work at ambulatory surgery centers?
312 Gastroenterology surgeons and proceduralists in Texas are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Joseph Johnson among them. The Texas Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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