Gregory DeirmengianMD
Orthopedic Surgery·King Of Prussia, PA
Gregory Deirmengian, MD is an Orthopedic Surgery provider in King Of Prussia, PA affiliated with 1 ambulatory surgery center in PA, as of July 2026.
- NPI1730249517
- Registered2006
- Centers1
- StatePA
- Class of2004
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.
Gregory Deirmengian at a glance
- Provider
- Gregory Deirmengian
- Credential
- MD
- Specialty
- Orthopedic Surgery
- Procedures
- Orthopedic Surgery CPT codes
- Location
- King Of Prussia, PA
- Medical school
- Perelman School of Med at the University of Pennsylvania
- Graduated
- 2004
- NPI registered
- 2006
- NPI
- 1730249517
- 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 Gregory Deirmengian practice?
Gregory Deirmengian, MD is based in King Of Prussia, PA and is affiliated with 1 ambulatory surgery center: Jefferson Surgical Ctr At Navy Yard in Philadelphia, PA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Gregory Deirmengian's NPI number?
Gregory Deirmengian's National Provider Identifier (NPI) is 1730249517, registered in 2006. Specialty on record: Orthopedic Surgery; credential MD.
Where did Gregory Deirmengian go to medical school?
Gregory Deirmengian, MD attended Perelman School of Med at the University of Pennsylvania, graduating in 2004.
How many Orthopedic Surgery providers in Pennsylvania work at ambulatory surgery centers?
185 Orthopedic Surgery surgeons and proceduralists in Pennsylvania are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Gregory Deirmengian among them. The Pennsylvania Orthopedic Surgery directory lists each one by city with credential, NPI, and center affiliations.
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