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

MARCINOWSKI PSYCHOTHERAPY SERVICES PLLC
NPI 1043193980
Community/Behavioral Health in Westfield, MA

Q: What is Marcinowski Psychotherapy Services PLLC's specialty?

The primary specialty registered for this NPI is Community/Behavioral Health with taxonomy code 251S00000X.

Active since July 29, 2025

28 MAIN ST UNIT 2, WESTFIELD, MA 01085(413) 853-9104 Get Directions Write a Review

NPPES record last updated: August 18, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

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About Marcinowski Psychotherapy Services Pllc NPPES

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

MARCINOWSKI PSYCHOTHERAPY SERVICES PLLC (NPI 1043193980) is a healthcare organization registered as a community/behavioral health in Westfield, Massachusetts and active in the NPI registry since July 2025. The organization lists Mateusz Adam Marcinowski, Lmhc / Owner, as its authorized official.

NPPES Registry Identity

NPI1043193980

Entity TypeOrganization

Primary Taxonomy251S00000X

Legal Business NameMARCINOWSKI PSYCHOTHERAPY SERVICES PLLC

Location Address28 MAIN ST UNIT 2Westfield, MA 01085-3121

Mailing Address28 Main St Unit 2Westfield, MA 01085-3121 · (413) 853-9104

Phone(413) 853-9104

Organization SubpartNo

Authorized OfficialMateusz Adam MarcinowskiLmhc / Owner · (413) 853-9104

Enumeration DateJuly 29, 2025

Last NPPES UpdateAugust 18, 2026

NPPES CertifiedAugust 18, 2026

✔ NPI 1043193980 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCommunity/Behavioral HealthAgencies

Taxonomy Code251S00000X

Definition

A private or public agency usually under local government jurisdiction, responsible for assuring the delivery of community based mental health, intellectual disabilities, substance abuse and/or behavioral health services to individuals with those disabilities. Services may range from companion care, respite, transportation, community integration, crisis intervention and stabilization, supported employment, day support, prevocational services, residential support, therapeutic and supportive consultation, environmental modifications, intensive in-home therapy and day treatment, in addition to traditional mental health and behavioral treatment.

28 MAIN ST UNIT 2, Westfield, MA 01085

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Other Providers at the Same Location NPPES

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

MR. MATEUSZ ADAM MARCINOWSKI LMHC

Counselor (Mental Health)

28 MAIN ST UNIT 2
WESTFIELD, MA 01085

Hampden County (413) 853-9104

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 Marcinowski Psychotherapy Services PLLC's NPI number?

The NPI number for Marcinowski Psychotherapy Services PLLC is 1043193980. It was assigned to this organization in the NPPES registry on July 29, 2025.

Where is Marcinowski Psychotherapy Services PLLC located?

Marcinowski Psychotherapy Services PLLC is located at 28 Main St Unit 2, Westfield, MA 01085. The listed phone number is (413) 853-9104.

What is Marcinowski Psychotherapy Services PLLC's specialty?

The primary specialty registered for this NPI is Community/Behavioral Health with taxonomy code 251S00000X.

When was this NPI record last updated?

The NPPES record for Marcinowski Psychotherapy Services PLLC was last updated on August 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.