Greggory GahnMD
Ophthalmology·Reno, NV
Greggory Gahn, MD is an Ophthalmology provider in Reno, NV affiliated with 2 ambulatory surgery centers in NV, as of July 2026.
- NPI1720541147
- Registered2019
- Centers2
- StateNV
- Class of2019
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.
Greggory Gahn at a glance
- Provider
- Greggory Gahn
- Credential
- MD
- Specialty
- Ophthalmology
- Procedures
- Ophthalmology CPT codes
- Location
- Reno, NV
- Medical school
- University of Nevada School of Medicine
- Graduated
- 2019
- NPI registered
- 2019
- NPI
- 1720541147
- 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 Greggory Gahn practice?
Greggory Gahn, MD is based in Reno, NV and is affiliated with 2 ambulatory surgery centers: Surgery Center Of Reno in Reno, NV and Eye Surgery Center Of Northern Nevada in Reno, NV. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Greggory Gahn's NPI number?
Greggory Gahn's National Provider Identifier (NPI) is 1720541147, registered in 2019. Specialty on record: Ophthalmology; credential MD.
Where did Greggory Gahn go to medical school?
Greggory Gahn, MD attended University of Nevada School of Medicine, graduating in 2019.
How many Ophthalmology providers in Nevada work at ambulatory surgery centers?
78 Ophthalmology surgeons and proceduralists in Nevada are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Greggory Gahn among them. The Nevada Ophthalmology directory lists each one by city with credential, NPI, and center affiliations.
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