Guy MullinM.D.
Guy Mullin, M.D. is an Ophthalmology provider in Langhorne, PA affiliated with 1 ambulatory surgery center in PA, as of July 2026.
- NPI1285680157
- Registered2006
- Centers1
- StatePA
- Class of1992
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.
Guy Mullin at a glance
- Provider
- Guy Mullin
- Credential
- M.D.
- Specialty
- Ophthalmology
- Procedures
- Ophthalmology CPT codes
- Location
- Langhorne, PA
- Medical school
- Georgetown University School of Medicine
- Graduated
- 1992
- NPI registered
- 2006
- NPI
- 1285680157
- 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 Guy Mullin practice?
Guy Mullin, M.D. is based in Langhorne, PA and is affiliated with 1 ambulatory surgery center: The Ambulatory Surgery Center At St Mary LLC in Langhorne, PA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Guy Mullin's NPI number?
Guy Mullin's National Provider Identifier (NPI) is 1285680157, registered in 2006. Specialty on record: Ophthalmology; credential M.D.
Where did Guy Mullin go to medical school?
Guy Mullin, M.D. attended Georgetown University School of Medicine, graduating in 1992.
How many Ophthalmology providers in Pennsylvania work at ambulatory surgery centers?
228 Ophthalmology surgeons and proceduralists in Pennsylvania are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Guy Mullin among them. The Pennsylvania Ophthalmology directory lists each one by city with credential, NPI, and center affiliations.
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