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

MS. KATHERINE PIERSON LCSW
NPI 1790027738
Social Worker - Clinical in Milford, CT

Active since March 16, 2013
460C NAUGATUCK AVE, MILFORD, CT 06460(203) 951-1719(475) 313-1276 Get Directions Write a Review

NPPES record last updated: August 11, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Ms. Katherine Pierson Lcsw NPPES

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

MS. KATHERINE PIERSON LCSW (NPI 1790027738) is an individual clinical provider in Milford, Connecticut, licensed in Connecticut (014351) and active in the NPI registry since March 2013.

NPPES Registry Identity

NPI1790027738
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. KATHERINE PIERSONCredential: LCSW
Location Address460C NAUGATUCK AVEMilford, CT 06460-5049
Mailing Address460c Naugatuck AveMilford, CT 06460-5049 · (203) 951-1719 · Fax (475) 313-1276
Fax(475) 313-1276
Sole ProprietorYes
Enumeration DateMarch 16, 2013
Last NPPES UpdateAugust 11, 2026
NPPES CertifiedAugust 11, 2026
NPI 1790027738 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License Licensed in CT · 014351
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
Also ListedSocial WorkerTaxonomy 104100000X · License P85827 (NY)
460C NAUGATUCK AVE, Milford, CT 06460

Other Names 1

Former Name (1)Katherine Hollwitz Lmsw

Other Providers at the Same Location NPPES 4

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

Nurse Practitioner (Psychiatric/Mental Health)
460C NAUGATUCK AVE
MILFORD, CT 06460
Social Worker (Clinical)
460C NAUGATUCK AVE
MILFORD, CT 06460
Nurse Practitioner (Psychiatric/Mental Health)
460C NAUGATUCK AVE
MILFORD, CT 06460
Counselor
460C NAUGATUCK AVE
MILFORD, CT 06460

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 Katherine Pierson's NPI number?

The NPI number for Katherine Pierson is 1790027738. It was assigned to this individual provider in the NPPES registry on March 16, 2013. The provider is also known as Katherine Hollwitz Lmsw.

Where is Katherine Pierson located?

Katherine Pierson practices at 460C Naugatuck Ave, Milford, CT 06460. The listed phone number is (203) 951-1719.

What is Katherine Pierson's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

When was this NPI record last updated?

The NPPES record for Katherine Pierson was last updated on August 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.