IndividualActive
Miriam Gruenstein
NPI 1457235921 · Specialist · Brooklyn, NY
Miriam Gruenstein is a Specialist provider in Brooklyn, NY (NPI 1457235921).
Provider details
- NPI number
- 1457235921
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Basic profile(48/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% 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
1312 38th St
Brooklyn, NY 11218-3612
Phone: (718) 686-3700
Street-level locationGet directions
Mailing address
1312 38th St
Brooklyn, NY 11218-3612
Registry dates
- Enumerated
- 2025-08-05
- Last updated
- 2025-08-05
- Certified
- 2025-08-05
Frequently asked questions
- What is Miriam Gruenstein's NPI number?
- Miriam Gruenstein's National Provider Identifier (NPI) is 1457235921, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Miriam Gruenstein's specialty?
- Miriam Gruenstein is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Miriam Gruenstein located?
- Miriam Gruenstein's practice location on file with NPPES is 1312 38th St, Brooklyn, NY 11218-3612.
- What is Miriam Gruenstein's phone number?
- The practice phone number listed in the NPPES registry for Miriam Gruenstein is (718) 686-3700.
- Is Miriam Gruenstein's NPI active?
- Yes — Miriam Gruenstein's NPI (1457235921) is active in the NPPES registry as of the last update on 2025-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.