Maria JohnsonM.D.
Maria Johnson, M.D. is a Gastroenterology provider in Hartford, CT affiliated with 1 ambulatory surgery center in CT, as of July 2026.
- NPI1033300728
- Registered2007
- Centers1
- StateCT
- Class of2005
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.
Maria Johnson at a glance
- Provider
- Maria Johnson
- Credential
- M.D.
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Hartford, CT
- Medical school graduation
- 2005
- NPI registered
- 2007
- NPI
- 1033300728
- 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 Maria Johnson practice?
Maria Johnson, M.D. is based in Hartford, CT and is affiliated with 1 ambulatory surgery center: Connecticut Surgery Center Limited Partnership in Hartford, CT. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Maria Johnson's NPI number?
Maria Johnson's National Provider Identifier (NPI) is 1033300728, registered in 2007. Specialty on record: Gastroenterology; credential M.D.
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, Maria Johnson among them. The Connecticut Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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