Bret SpierMD
Gastroenterology·Bloomington, IN
Bret Spier, MD is a Gastroenterology provider in Bloomington, IN affiliated with 1 ambulatory surgery center in IN, as of July 2026.
- NPI1710935309
- Registered2006
- Centers1
- StateIN
- Class of2003
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.
Bret Spier at a glance
- Provider
- Bret Spier
- Credential
- MD
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Bloomington, IN
- Medical school graduation
- 2003
- NPI registered
- 2006
- NPI
- 1710935309
- 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 Bret Spier practice?
Bret Spier, MD is based in Bloomington, IN and is affiliated with 1 ambulatory surgery center: Bloomington Endoscopy Center in Bloomington, IN. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Bret Spier's NPI number?
Bret Spier's National Provider Identifier (NPI) is 1710935309, registered in 2006. Specialty on record: Gastroenterology; credential MD.
How many Gastroenterology providers in Indiana work at ambulatory surgery centers?
100 Gastroenterology surgeons and proceduralists in Indiana are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Bret Spier among them. The Indiana Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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