Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 30 days.

DEIRDRE HARTZ
NPI 1861313678
Counselor in Norwell, MA

Active since July 25, 2026
384 WASHINGTON ST, NORWELL, MA 02061(781) 871-6550 Get Directions Write a Review

NPPES record added: July 25, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Deirdre Hartz NPPES

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

DEIRDRE HARTZ (NPI 1861313678) is an individual counselor in Norwell, Massachusetts and active in the NPI registry since July 2026.

NPPES Registry Identity

NPI1861313678
Entity TypeIndividualFemale
Primary Taxonomy101Y00000X
Provider Legal NameDEIRDRE HARTZ
Location Address384 WASHINGTON STNorwell, MA 02061-2010
Mailing Address118 Patricia DrMilton, MA 02186-4704 · (617) 291-9805
Sole ProprietorYes
Enumeration DateJuly 25, 2026
NPPES CertifiedJuly 25, 2026
NPI 1861313678 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyCounselorBehavioral Health & Social Service Providers
Taxonomy Code101Y00000X
Definition

A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.

384 WASHINGTON ST, Norwell, MA 02061

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.

Counselor (Mental Health)
384 WASHINGTON ST
NORWELL, MA 02061
Counselor
384 WASHINGTON ST
NORWELL, MA 02061
Counselor (Mental Health)
384 WASHINGTON ST
NORWELL, MA 02061
Counselor
384 WASHINGTON ST
NORWELL, MA 02061
Counselor (Mental Health)
384 WASHINGTON ST
NORWELL, MA 02061
Social Worker
384 WASHINGTON ST
NORWELL, MA 02061
Counselor
384 WASHINGTON ST
NORWELL, MA 02061
Counselor
384 WASHINGTON ST
NORWELL, MA 02061

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 Deirdre Hartz's NPI number?

The NPI number for Deirdre Hartz is 1861313678. It was assigned to this individual provider in the NPPES registry on July 25, 2026.

Where is Deirdre Hartz located?

Deirdre Hartz practices at 384 Washington St, Norwell, MA 02061. The listed phone number is (781) 871-6550.

What is Deirdre Hartz's specialty?

The primary specialty registered for this NPI is Counselor with taxonomy code 101Y00000X.

When was this NPI record last updated?

The NPPES record for Deirdre Hartz was last updated on July 25, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.