IndividualActive
Stephan Greenberg, M.D.
NPI 1881792604 · Ophthalmology Physician · Hornell, NY
Stephan Greenberg, M.D. is a Ophthalmology Physician provider in Hornell, NY (NPI 1881792604).
Provider details
- NPI number
- 1881792604
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 099238 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
7 Erie Ave
Hornell, NY 14843-1909
Phone: (607) 324-4480
Fax: (607) 324-3453
Street-level locationGet directions
Mailing address
7 Erie Ave
Hornell, NY 14843-1909
Registry dates
- Enumerated
- 2006-09-20
- Last updated
- 2016-11-29
Frequently asked questions
- What is Stephan Greenberg's NPI number?
- Stephan Greenberg's National Provider Identifier (NPI) is 1881792604, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephan Greenberg's specialty?
- Stephan Greenberg is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephan Greenberg located?
- Stephan Greenberg's practice location on file with NPPES is 7 Erie Ave, Hornell, NY 14843-1909.
- What is Stephan Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Stephan Greenberg is (607) 324-4480.
- Is Stephan Greenberg's NPI active?
- Yes — Stephan Greenberg's NPI (1881792604) is active in the NPPES registry as of the last update on 2016-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.