John SullivanM.D. PH.D.
Ophthalmology·Buffalo, NY
John Sullivan, M.D. PH.D. is an Ophthalmology provider in Buffalo, NY, as of July 2026.
- NPI1770694499
- Registered2006
- Class of1987
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
John Sullivan at a glance
- Provider
- John Sullivan
- Credential
- M.D. PH.D.
- Specialty
- Ophthalmology
- Procedures
- Ophthalmology CPT codes
- Location
- Buffalo, NY
- Medical school
- Icahn School of Medicine at Mount Sinai
- Graduated
- 1987
- NPI registered
- 2006
- NPI
- 1770694499
- 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 Sullivan practice?
John Sullivan, M.D. PH.D. is based in Buffalo, NY. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is John Sullivan's NPI number?
John Sullivan's National Provider Identifier (NPI) is 1770694499, registered in 2006. Specialty on record: Ophthalmology; credential M.D. PH.D.
Where did John Sullivan go to medical school?
John Sullivan, M.D. PH.D. attended Icahn School of Medicine at Mount Sinai, graduating in 1987.
How many Ophthalmology providers in New York work at ambulatory surgery centers?
301 Ophthalmology surgeons and proceduralists in New York are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, John Sullivan among them. The New York Ophthalmology directory lists each one by city with credential, NPI, and center affiliations.
Pilot Analysis
Get the complete John Sullivan analysis
Tell us where to send it. Our team will prepare an analysis of John Sullivan covering case volumes, referral patterns, payer mix, and how specialty peers compare, and email it to you within 5-10 business days. Need it faster? Book a demo.