MS. JANET ELLEN KNOWLTON MSW, LICSW
NPI 1922145218
Social Worker - Clinical in Leeds, MA

Active since January 30, 2007
421 N MAIN ST, LEEDS, MA 01053(508) 425-2595(508) 425-2600 Get Directions Write a Review

NPPES record last updated: September 15, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Ms. Janet Ellen Knowlton Msw, Licsw NPPES

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

MS. JANET ELLEN KNOWLTON MSW, LICSW (NPI 1922145218) is an individual clinical provider in Leeds, Massachusetts, licensed in Massachusetts (1022180) and active in the NPI registry since January 2007.

NPPES Registry Identity

NPI1922145218
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. JANET ELLEN KNOWLTONCredential: MSW, LICSW
Location Address421 N MAIN STLeeds, MA 01053-9764
Mailing Address231 Osborne RdWare, MA 01082-9216 · (413) 967-9041
Fax(508) 425-2600
Sole ProprietorYes
Enumeration DateJanuary 30, 2007
Last NPPES UpdateSeptember 15, 2025
NPPES CertifiedSeptember 15, 2025
NPI 1922145218 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License Licensed in MA · 1022180
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.
421 N MAIN ST, Leeds, MA 01053

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.

Social Worker (Clinical)
421 N MAIN ST
LEEDS, MA 01053
Internal Medicine
421 N MAIN ST
LEEDS, MA 01053
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
421 N MAIN ST
LEEDS, MA 01053
Social Worker (Clinical)
421 N MAIN ST
LEEDS, MA 01053
Speech-Language Pathologist
421 N MAIN ST
LEEDS, MA 01053
Social Worker (Clinical)
421 N MAIN ST
LEEDS, MA 01053
Otolaryngology
421 N MAIN ST
LEEDS, MA 01053
Optometrist
421 N MAIN ST
LEEDS, MA 01053

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 Janet Knowlton's NPI number?

The NPI number for Janet Knowlton is 1922145218. It was assigned to this individual provider in the NPPES registry on January 30, 2007.

Where is Janet Knowlton located?

Janet Knowlton practices at 421 N Main St, Leeds, MA 01053. The listed phone number is (508) 425-2595.

What is Janet Knowlton'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 Janet Knowlton was last updated on September 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.