What is Peter Gruen's NPI number?

Peter Gruen's National Provider Identifier (NPI) is 1588716849, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Peter Gruen's specialty?

Peter Gruen is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).

Where is Peter Gruen located?

Peter Gruen's practice location on file with NPPES is 18 E 77th St Apt B, New York, NY 10021-1700.

What is Peter Gruen's phone number?

The practice phone number listed in the NPPES registry for Peter Gruen is (212) 249-2720.

Is Peter Gruen's NPI active?

Yes — Peter Gruen's NPI (1588716849) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Peter Gruen, MD, FAPA, PC

NPI 1588716849 · Psychiatry Physician · New York, NY

Peter Gruen, MD, FAPA, PC is a Psychiatry Physician provider in New York, NY (NPI 1588716849).

Provider details

NPI number: 1588716849
Entity type: Individual
Primary specialty: Psychiatry PhysicianAllopathic & Osteopathic Physicians
Credential: MD, FAPA, PC
Sex: Male
Sole proprietor: Yes
License: 102960 (NY)

Specialties & taxonomies

Psychiatry PhysicianPrimary2084P0800XLicense 102960 (NY)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(90/100 index)

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

18 E 77th St Apt B

New York, NY 10021-1700

Phone: (212) 249-2720

Street-level locationGet directions

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Mailing address