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DR. ALLISON NICOLE GROSSMAN MD/MPH
NPI 1790134898
Psychiatry & Neurology - Psychiatry in New York, NY

Active since June 09, 2016Opted out of Medicare · through Jan 9, 2028
84.47/100
CMS Quality Rating
171 W 79TH ST STE 1, NEW YORK, NY 10024(646) 450-6254(646) 357-8442 Get Directions Write a Review

NPPES record last updated: March 28, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 12, 2022, Sep 6, 2018 (2 updates tracked since 2018).

About Dr. Allison Nicole Grossman Md/mph NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ALLISON NICOLE GROSSMAN MD/MPH (NPI 1790134898) is an individual psychiatry provider in New York, New York, licensed in New York (290757) and active in the NPI registry since June 2016. She has opted out of Medicare through January 9, 2028.

NPPES Registry Identity

NPI1790134898
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameDR. ALLISON NICOLE GROSSMANCredential: MD/MPH
Location Address171 W 79TH ST STE 1New York, NY 10024-6449
Mailing Address2248 Broadway # 1052New York, NY 10024-5805 · (646) 450-6254 · Fax (646) 357-8442
Phone(646) 450-6254
Fax(646) 357-8442
Sole ProprietorYes
Enumeration DateJune 9, 2016
Last NPPES UpdateMarch 28, 20242 updates tracked since enumeration
NPPES CertifiedMarch 28, 2024
✔ NPI 1790134898 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in NY · 290757
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Also ListedPsychiatry & Neurology · Child & Adolescent PsychiatryTaxonomy 2084P0804X · License 290757 (NY)
171 W 79TH ST STE 1, New York, NY 10024
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Allison Nicole Grossman Md/mph has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from January 9, 2026 through January 9, 2028.

Opt-Out Effective DateJanuary 9, 2026
Opt-Out In Effect ThroughJanuary 9, 2028Opt-out affidavits renew automatically every two years unless cancelled

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

84.47/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality93.33
Promoting Interoperability100
Improvement Activities40
Cost54.91

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DANIEL PERLMAN
Social Worker
171 W 79TH ST STE 1
NEW YORK, NY 10024
New York County (917) 678-5178
EUGENE MORTISON MD
Psychiatry & Neurology (Psychiatry)
171 W 79TH ST STE 1
NEW YORK, NY 10024
New York County (646) 760-6131

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Allison Grossman's NPI number?

The NPI number for Allison Grossman is 1790134898. It was assigned to this individual provider in the NPPES registry on June 9, 2016.

Where is Allison Grossman located?

Allison Grossman practices at 171 W 79th St Ste 1, New York, NY 10024. The listed phone number is (646) 450-6254.

What is Allison Grossman's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Allison Grossman enrolled in Medicare?

No. Allison Grossman has opted out of Medicare through January 9, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

What insurance does Allison Grossman accept?

Health plans from Providence Health Plan list Allison Grossman as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Allison Grossman was last updated on March 28, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.