DR. DON MICHAEL GREIF PHD
NPI 1275733271
Psychologist - Clinical in New York, NY

Q: What is Don Greif's NPI number?

The NPI number for Don Greif is 1275733271. It was assigned to this individual provider in the NPPES registry on July 19, 2007.

Q: What is Don Greif's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Q: When was this NPI record last updated?

The NPPES record for Don Greif was last updated on July 19, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since July 19, 2007PECOS EnrolledAccepts Medicare Assignment

603 WEST 111TH ST, SUITE 5E, NEW YORK, NY 10025(212) 666-3550 Get Directions Write a Review

NPPES record last updated: July 19, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Don Michael Greif Phd NPPES

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

DR. DON MICHAEL GREIF PHD (NPI 1275733271) is an individual clinical provider in New York, New York, licensed in New York (0093471) and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS and is a graduate of Other (1986).

NPPES Registry Identity

NPI1275733271

Entity TypeIndividualMale

Primary Taxonomy103TC0700X

Provider Legal NameDR. DON MICHAEL GREIFCredential: PHD

Location Address603 WEST 111TH ST, SUITE 5ENew York, NY 10025-1805

Mailing Address603 West 111th St, Suite 5eNew York, NY 10025-1805 · (212) 666-3550

Phone(212) 666-3550

Sole ProprietorYes

Medical School CMSOtherGraduated 1986

Enumeration DateJuly 19, 2007

✔ NPI 1275733271 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in NY · 0093471

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

603 WEST 111TH ST, New York, NY 10025

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Don Michael Greif Phd is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2163505496

PECOS Enrollment IDI20080211000302

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10025 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$198.19 typical visit price

range $65.69 – $198.19

Typical copayment $49.54 (range $16.42 – $49.54)

Most-billed visit code 99205

Established Patient

$114.88 typical visit price

range $21.20 – $160.66

Typical copayment $28.72 (range $5.30 – $40.16)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Don Greif's NPI number?

The NPI number for Don Greif is 1275733271. It was assigned to this individual provider in the NPPES registry on July 19, 2007.

Where is Don Greif located?

Don Greif practices at 603 West 111th St Suite 5E, New York, NY 10025. The listed phone number is (212) 666-3550.

What is Don Greif's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Don Greif enrolled in Medicare?

Yes. Don Greif is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Don Greif was last updated on July 19, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.