John GilliamMD
Gastroenterology·Winston Salem, NC
John Gilliam, MD is a Gastroenterology provider in Winston Salem, NC affiliated with 3 ambulatory surgery centers in NC, as of July 2026.
- NPI1992780126
- Registered2005
- Centers3
- StateNC
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.
John Gilliam at a glance
- Provider
- John Gilliam
- Credential
- MD
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Winston Salem, NC
- NPI registered
- 2005
- NPI
- 1992780126
- 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 John Gilliam practice?
John Gilliam, MD is based in Winston Salem, NC and is affiliated with 3 ambulatory surgery centers: Novant Health Brunswick Endoscopy Center in Winston Salem, NC, Wake Forest Outpatient Endoscopy Center in Winston Salem, NC, and Digestive Health Specialists PA in Winston Salem, NC. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is John Gilliam's NPI number?
John Gilliam's National Provider Identifier (NPI) is 1992780126, registered in 2005. Specialty on record: Gastroenterology; credential MD.
How many Gastroenterology providers in North Carolina work at ambulatory surgery centers?
200 Gastroenterology surgeons and proceduralists in North Carolina are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, John Gilliam among them. The North Carolina Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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