Gerstenfeld & Gerstenfeld M D S P C
NPI 1720254840 · Ophthalmology Physician · Staten Island, NY
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gerstenfeld & Gerstenfeld M D S P C is a Ophthalmology Physician organization in Staten Island, NY (NPI 1720254840).
Provider details
- NPI number
- 1720254840
- Entity type
- Organization
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- David Gerstenfeld, President(718) 984-7616
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
18 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
Other names (DBA / former)
- Doing business as
- Island Eye Surgery Specialists
Registry dates
- Enumerated
- 2008-05-08
- Last updated
- 2025-04-16
- Certified
- 2025-04-16
Frequently asked questions
- What is Gerstenfeld & Gerstenfeld M D S P C's NPI number?
- Gerstenfeld & Gerstenfeld M D S P C's National Provider Identifier (NPI) is 1720254840, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gerstenfeld & Gerstenfeld M D S P C?
- Gerstenfeld & Gerstenfeld M D S P C is classified in the NPPES registry as Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Gerstenfeld & Gerstenfeld M D S P C located?
- Gerstenfeld & Gerstenfeld M D S P C's practice location on file with NPPES is 4299 Hylan Blvd, Staten Island, NY 10312-6527.
- What is Gerstenfeld & Gerstenfeld M D S P C's phone number?
- The practice phone number listed in the NPPES registry for Gerstenfeld & Gerstenfeld M D S P C is (718) 984-7616.
- Does Gerstenfeld & Gerstenfeld M D S P C accept Medicare?
- Gerstenfeld & Gerstenfeld M D S P C is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Gerstenfeld & Gerstenfeld M D S P C?
- The authorized official listed on Gerstenfeld & Gerstenfeld M D S P C's NPPES record is David Gerstenfeld, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gerstenfeld & Gerstenfeld M D S P C's NPI active?
- Yes — Gerstenfeld & Gerstenfeld M D S P C's NPI (1720254840) is active in the NPPES registry as of the last update on 2025-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.