Joseph Mermelstein, MD
NPI 1285743161 · Ophthalmology Physician · Staten Island, NY
Joseph Mermelstein, MD is a Ophthalmology Physician provider in Staten Island, NY (NPI 1285743161).
Provider details
- NPI number
- 1285743161
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 162191 (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
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
Mailing address
Registry dates
- Enumerated
- 2006-08-30
- Last updated
- 2007-07-08
Frequently asked questions
- What is Joseph Mermelstein's NPI number?
- Joseph Mermelstein's National Provider Identifier (NPI) is 1285743161, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Mermelstein's specialty?
- Joseph Mermelstein is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Mermelstein located?
- Joseph Mermelstein's practice location on file with NPPES is 2177 Victory Blvd, Staten Island, NY 10314-6603.
- What is Joseph Mermelstein's phone number?
- The practice phone number listed in the NPPES registry for Joseph Mermelstein is (718) 494-9055.
- Is Joseph Mermelstein's NPI active?
- Yes — Joseph Mermelstein's NPI (1285743161) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.