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

LESLIE MARCUS MS RN CS
NPI 1154383586
Registered Nurse - Psychiatric/Mental Health in Gt Barrington, MA

Active since April 03, 2006
20 LEWIS AVENUE, GT BARRINGTON, MA 01230(413) 528-1845(413) 528-3667 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Leslie Marcus Ms Rn Cs NPPES

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

LESLIE MARCUS MS RN CS (NPI 1154383586) is an individual psychiatric/mental health provider in Gt Barrington, Massachusetts, licensed in Massachusetts (158658) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1154383586
Entity TypeIndividualFemale
Primary Taxonomy163WP0808X
Provider Legal NameLESLIE MARCUSCredential: MS RN CS
Location Address20 LEWIS AVENUEGt Barrington, MA 01230
Mailing Address20 Lewis AvenueGt Barrington, MA 01230 · (413) 528-1845 · Fax (413) 528-3667
Phone(413) 528-1845
Fax(413) 528-3667
Sole ProprietorNo
Enumeration DateApril 3, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1154383586 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRegistered Nurse · Psychiatric/Mental HealthNursing Service Providers
Taxonomy Code163WP0808X
Licenses✔ Licensed in MA · 158658✔ Licensed in NY · 466986
20 LEWIS AVENUE, Gt Barrington, MA 01230
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Other Names 1

Former Name (1)Leslie Joyce Ms Rn Cs

Other Providers at the Same Location NPPES 7

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

BURT DOWNES EDD
Psychologist
20 LEWIS AVENUE
GT BARRINGTON, MA 01230
Berkshire County (413) 528-1845
RUTH GELLER LMHC
Counselor (Mental Health)
20 LEWIS AVENUE
GT BARRINGTON, MA 01230
Berkshire County (413) 528-1845
JEFFREY FORGET LMHC
Counselor (Mental Health)
20 LEWIS AVENUE
GT BARRINGTON, MA 01230
Berkshire County (413) 528-1845
BETTY DEAN HYDON LICSW
Social Worker (Clinical)
20 LEWIS AVENUE
GT BARRINGTON, MA 01230
Berkshire County (413) 528-1845
LOIS GENNARI LICSW
Social Worker (Clinical)
20 LEWIS AVENUE
GT BARRINGTON, MA 01230
Berkshire County (413) 528-1845
SUSAN WESTON
Psychiatry & Neurology (Psychiatry)
20 LEWIS AVENUE
GT BARRINGTON, MA 01230
Berkshire County (413) 528-1845
AMY CAROL ICE MD
Psychiatry & Neurology (Psychiatry)
20 LEWIS AVENUE
GT BARRINGTON, MA 01230
Berkshire County (413) 528-1845

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 Leslie Marcus's NPI number?

The NPI number for Leslie Marcus is 1154383586. It was assigned to this individual provider in the NPPES registry on April 3, 2006. The provider is also known as Leslie Joyce Ms Rn Cs.

Where is Leslie Marcus located?

Leslie Marcus practices at 20 Lewis Avenue, Gt Barrington, MA 01230. The listed phone number is (413) 528-1845.

What is Leslie Marcus's specialty?

The primary specialty registered for this NPI is Registered Nurse, specializing in Psychiatric/Mental Health, with taxonomy code 163WP0808X.

When was this NPI record last updated?

The NPPES record for Leslie Marcus 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 28 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.