John FreseM.D.
Gastroenterology·New London, CT
John Frese, M.D. is a Gastroenterology provider in New London, CT affiliated with 2 ambulatory surgery centers in CT, as of July 2026.
- NPI1457316382
- Registered2006
- Centers2
- StateCT
- Class of1989
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.
John Frese at a glance
- Provider
- John Frese
- Credential
- M.D.
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- New London, CT
- Medical school
- University of Connecticut School of Medicine
- Graduated
- 1989
- NPI registered
- 2006
- NPI
- 1457316382
- 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 Frese practice?
John Frese, M.D. is based in New London, CT and is affiliated with 2 ambulatory surgery centers: Connecticut Surgery Center Limited Partnership in Hartford, CT and Coastal Digestive Care Center LLC in New London, CT. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is John Frese's NPI number?
John Frese's National Provider Identifier (NPI) is 1457316382, registered in 2006. Specialty on record: Gastroenterology; credential M.D.
Where did John Frese go to medical school?
John Frese, M.D. attended University of Connecticut School of Medicine, graduating in 1989.
How many Gastroenterology providers in Connecticut work at ambulatory surgery centers?
79 Gastroenterology surgeons and proceduralists in Connecticut are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, John Frese among them. The Connecticut Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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