Zachary Grinspan, MD
NPI 1033377338 · Neurology with Special Qualifications in Child Neurology Physician · New York, NY
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zachary Grinspan, MD is a Neurology with Special Qualifications in Child Neurology Physician provider in New York, NY (NPI 1033377338).
Provider details
- NPI number
- 1033377338
- Entity type
- Individual
- Primary specialty
- Neurology with Special Qualifications in Child Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 245443 (NY)
Specialties & taxonomies
- Neurology with Special Qualifications in Child Neurology PhysicianPrimary2084N0402XLicense 245443 (NY)
Allopathic & Osteopathic Physicians
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
2 documented practice locations
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
Additional practice locations (1)
- 1275 York AveNew York, NY 10065-6007Phone: (212) 639-2000
Registry dates
- Enumerated
- 2008-05-23
- Last updated
- 2023-06-30
- Certified
- 2023-06-30
Frequently asked questions
- What is Zachary Grinspan's NPI number?
- Zachary Grinspan's National Provider Identifier (NPI) is 1033377338, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zachary Grinspan's specialty?
- Zachary Grinspan is listed in the NPPES registry with a primary specialty of Neurology with Special Qualifications in Child Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Zachary Grinspan located?
- Zachary Grinspan's practice location on file with NPPES is 505 E 70th St Fl 3, New York, NY 10021-4872.
- What is Zachary Grinspan's phone number?
- The practice phone number listed in the NPPES registry for Zachary Grinspan is (212) 746-3278.
- Does Zachary Grinspan accept Medicare?
- Zachary Grinspan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zachary Grinspan's NPI active?
- Yes — Zachary Grinspan's NPI (1033377338) is active in the NPPES registry as of the last update on 2023-06-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.