Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. PETER W. COHEN M.D.
NPI 1962462721
Psychiatry & Neurology - Psychiatry in Arlington, MA

Q: What is Peter Cohen's NPI number?

The NPI number for Peter Cohen is 1962462721. It was assigned to this individual provider in the NPPES registry on March 24, 2006.

Q: What is Peter Cohen's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Peter Cohen was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 days 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 March 24, 2006PECOS Enrolled

22 MILL ST, SUITE 004, ARLINGTON, MA 02476(781) 646-0500(781) 646-7130 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Peter W. Cohen M.d. NPPES

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

DR. PETER W. COHEN M.D. (NPI 1962462721) is an individual psychiatry provider in Arlington, Massachusetts, licensed in Massachusetts (70532) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1962462721

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameDR. PETER W. COHENCredential: M.D.

Location Address22 MILL ST, SUITE 004Arlington, MA 02476-4784

Mailing Address22 Mill St, Suite 004Arlington, MA 02476-4784 · (781) 646-0500 · Fax (781) 646-7130

Phone(781) 646-0500

Fax(781) 646-7130

Sole ProprietorNo

Enumeration DateMarch 24, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1962462721 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

License✔ Licensed in MA · 70532

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.

22 MILL ST, Arlington, MA 02476

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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 (PECOS)

Dr. Peter W. Cohen M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 02476 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

$189.86 typical visit price

range $63.72 – $189.86

Typical copayment $47.46 (range $15.93 – $47.46)

Most-billed visit code 99205

Established Patient

$78.84 typical visit price

range $21.07 – $155.29

Typical copayment $19.71 (range $5.26 – $38.82)

Most-billed visit code 99213

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

Other Providers at the Same Location NPPES 20

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

MS. JOANNE TSAKAS BARROS LMHC

Counselor (Mental Health)

22 MILL ST, SUITE 306
ARLINGTON, MA 02476

Middlesex County (781) 643-0610

ALAN N. ERTEL, MD, PC

Specialist

22 MILL ST, SUITE 302
ARLINGTON, MA 02476

Middlesex County (781) 646-7730

ELIZABETH MYERS NP

Nurse Practitioner (Primary Care)

22 MILL ST
ARLINGTON, MA 02476

Middlesex County (617) 816-0368

DR. KENNETH M. REEVES PH.D.

Psychologist (Clinical)

22 MILL ST, SUITE 004
ARLINGTON, MA 02476

Middlesex County (781) 646-0500

DR. TAYLOR LEE HOTCHKISS M.D.

Obstetrics & Gynecology (Obstetrics)

22 MILL ST, STE 204
ARLINGTON, MA 02476

Middlesex County (781) 646-1043

WILLIAM F. FLYNN JR. MD PC

Surgery

22 MILL ST, # 301
ARLINGTON, MA 02476

Middlesex County (781) 643-6313

MS. KATHARINE ELLIOTT MAYERS LICSW

Social Worker (Clinical)

22 MILL ST, STE 306
ARLINGTON, MA 02476

Middlesex County (781) 643-0610

DR. EDWARD ROLDE

Psychiatry & Neurology (Psychiatry)

22 MILL ST, SUITE 004
ARLINGTON, MA 02476

Middlesex County (781) 646-0500

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 Peter Cohen's NPI number?

The NPI number for Peter Cohen is 1962462721. It was assigned to this individual provider in the NPPES registry on March 24, 2006.

Where is Peter Cohen located?

Peter Cohen practices at 22 Mill St Suite 004, Arlington, MA 02476. The listed phone number is (781) 646-0500.

What is Peter Cohen's specialty?

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

Is Peter Cohen enrolled in Medicare?

Yes. Peter Cohen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Peter Cohen was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 days 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.