Michael O'SullivanMD
Orthopedic Surgery·Springfield, MA
Michael O'Sullivan, MD is an Orthopedic Surgery provider in Springfield, MA affiliated with 1 ambulatory surgery center in MA, as of July 2026.
- NPI1376981266
- Registered2013
- Centers1
- StateMA
- Class of2013
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.
Michael O'Sullivan at a glance
- Provider
- Michael O'Sullivan
- Credential
- MD
- Specialty
- Orthopedic Surgery
- Procedures
- Orthopedic Surgery CPT codes
- Location
- Springfield, MA
- Medical school
- Tufts University School of Medicine
- Graduated
- 2013
- NPI registered
- 2013
- NPI
- 1376981266
- 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 Michael O'Sullivan practice?
Michael O'Sullivan, MD is based in Springfield, MA and is affiliated with 1 ambulatory surgery center: Pioneer Valley Surgicenter LLC in Springfield, MA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Michael O'Sullivan's NPI number?
Michael O'Sullivan's National Provider Identifier (NPI) is 1376981266, registered in 2013. Specialty on record: Orthopedic Surgery; credential MD.
Where did Michael O'Sullivan go to medical school?
Michael O'Sullivan, MD attended Tufts University School of Medicine, graduating in 2013.
How many Orthopedic Surgery providers in Massachusetts work at ambulatory surgery centers?
27 Orthopedic Surgery surgeons and proceduralists in Massachusetts are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Michael O'Sullivan among them. The Massachusetts Orthopedic Surgery directory lists each one by city with credential, NPI, and center affiliations.
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