SARAH BRENNAN PH.D.
NPI 1336522564
Psychologist in New York, NY

Active since July 07, 2015Opted out of Medicare · through Aug 25, 2026
450 W 24TH ST, #1F, NEW YORK, NY 10011(917) 319-6487 Get Directions Write a Review

NPPES record last updated: July 7, 2015. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Sarah Brennan Ph.d. NPPES

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

SARAH BRENNAN PH.D. (NPI 1336522564) is an individual psychologist in New York, New York, licensed in New York (021211) and active in the NPI registry since July 2015. She has opted out of Medicare through August 25, 2026.

NPPES Registry Identity

NPI1336522564
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameSARAH BRENNANCredential: PH.D.
Location Address450 W 24TH ST, #1FNew York, NY 10011-1351
Mailing Address507 2nd St, Apt 1rBrooklyn, NY 11215-2670 · (718) 230-3767
Sole ProprietorYes
Enumeration DateJuly 7, 2015
NPI 1336522564 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in NY · 021211
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
450 W 24TH ST, New York, NY 10011

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Opted out of Medicare

Sarah Brennan Ph.d. 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 August 25, 2020 through August 25, 2026.

Opt-Out Effective DateAugust 25, 2020
Opt-Out In Effect ThroughAugust 25, 2026Opt-out affidavits renew automatically every two years unless cancelled

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.

Psychologist
450 W 24TH ST, SUITE 1A
NEW YORK, NY 10011
Psychologist
450 W 24TH ST, SUITE 1F
NEW YORK, NY 10011

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 Sarah Brennan's NPI number?

The NPI number for Sarah Brennan is 1336522564. It was assigned to this individual provider in the NPPES registry on July 7, 2015.

Where is Sarah Brennan located?

Sarah Brennan practices at 450 W 24th St #1f, New York, NY 10011. The listed phone number is (917) 319-6487.

What is Sarah Brennan's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Sarah Brennan enrolled in Medicare?

No. Sarah Brennan has opted out of Medicare through August 25, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Sarah Brennan was last updated on July 7, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.