East Side Medical and Diagnostics Services, PC
NPI 1396782637 · Internal Medicine Physician · New York, NY
East Side Medical and Diagnostics Services, PC is a Internal Medicine Physician organization in New York, NY (NPI 1396782637).
Provider details
- NPI number
- 1396782637
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- William Belfar, Owner(212) 434-5393
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Psychiatry Physician2084P0800X
Allopathic & Osteopathic Physicians
- Podiatrist213E00000X
Podiatric Medicine & Surgery Service Providers
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
- 2006-06-02
- Last updated
- 2007-10-09
Frequently asked questions
- What is East Side Medical and Diagnostics Services, PC's NPI number?
- East Side Medical and Diagnostics Services, PC's National Provider Identifier (NPI) is 1396782637, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is East Side Medical and Diagnostics Services, PC?
- East Side Medical and Diagnostics Services, PC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is East Side Medical and Diagnostics Services, PC located?
- East Side Medical and Diagnostics Services, PC's practice location on file with NPPES is 416 E 76th St, New York, NY 10021-3104.
- What is East Side Medical and Diagnostics Services, PC's phone number?
- The practice phone number listed in the NPPES registry for East Side Medical and Diagnostics Services, PC is (212) 434-5388.
- Who is the authorized official for East Side Medical and Diagnostics Services, PC?
- The authorized official listed on East Side Medical and Diagnostics Services, PC's NPPES record is William Belfar, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is East Side Medical and Diagnostics Services, PC's NPI active?
- Yes — East Side Medical and Diagnostics Services, PC's NPI (1396782637) is active in the NPPES registry as of the last update on 2007-10-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.