Donna Geiger, M.D.
NPI 1821096553 · Ophthalmology Physician · Port Jefferson, NY
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Donna Geiger, M.D. is a Ophthalmology Physician provider in Port Jefferson, NY (NPI 1821096553).
Provider details
- NPI number
- 1821096553
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 187351 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
Mailing address
Registry dates
- Enumerated
- 2005-07-07
- Last updated
- 2016-12-14
Frequently asked questions
- What is Donna Geiger's NPI number?
- Donna Geiger's National Provider Identifier (NPI) is 1821096553, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donna Geiger's specialty?
- Donna Geiger is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Donna Geiger located?
- Donna Geiger's practice location on file with NPPES is 251 E Oakland Ave, Port Jefferson, NY 11777-2602.
- What is Donna Geiger's phone number?
- The practice phone number listed in the NPPES registry for Donna Geiger is (631) 473-5329.
- Does Donna Geiger accept Medicare?
- Donna Geiger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Donna Geiger's NPI active?
- Yes — Donna Geiger's NPI (1821096553) is active in the NPPES registry as of the last update on 2016-12-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.