Joel Zonszein, MD
NPI 1063502771 · Endocrinology, Diabetes & Metabolism Physician · Bronx, NY
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joel Zonszein, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Bronx, NY (NPI 1063502771).
Provider details
- NPI number
- 1063502771
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 115521 (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
- 2006-10-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is Joel Zonszein's NPI number?
- Joel Zonszein's National Provider Identifier (NPI) is 1063502771, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joel Zonszein's specialty?
- Joel Zonszein is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Joel Zonszein located?
- Joel Zonszein's practice location on file with NPPES is Montefiore Medical Park, Bronx, NY 10461.
- What is Joel Zonszein's phone number?
- The practice phone number listed in the NPPES registry for Joel Zonszein is (718) 405-8260.
- Does Joel Zonszein accept Medicare?
- Joel Zonszein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joel Zonszein's NPI active?
- Yes — Joel Zonszein's NPI (1063502771) 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.