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

LOIS CALLAHAN LICSW
NPI 1083668040
Social Worker - Clinical in Sagamore Beach, MA

Active since May 22, 2006
349 OLD PLYMOUTH RD, SAGAMORE BEACH, MA 02562(508) 833-3800 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Lois Callahan Licsw NPPES

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

LOIS CALLAHAN LICSW (NPI 1083668040) is an individual clinical provider in Sagamore Beach, Massachusetts, licensed in Massachusetts (1020261) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1083668040
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameLOIS CALLAHANCredential: LICSW
Location Address349 OLD PLYMOUTH RDSagamore Beach, MA 02562-2367
Mailing AddressPo Box 300Sagamore Beach, MA 02562 · (508) 833-3800 · Fax (508) 833-0874
Sole ProprietorNo
Enumeration DateMay 22, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1083668040 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 · 1020261
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.
349 OLD PLYMOUTH RD, Sagamore Beach, MA 02562

Accepted Insurance

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 Lois Callahan's NPI number?

The NPI number for Lois Callahan is 1083668040. It was assigned to this individual provider in the NPPES registry on May 22, 2006.

Where is Lois Callahan located?

Lois Callahan practices at 349 Old Plymouth Rd, Sagamore Beach, MA 02562. The listed phone number is (508) 833-3800.

What is Lois Callahan's specialty?

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

What insurance does Lois Callahan accept?

Health plans from Harvard Pilgrim Health Care list Lois Callahan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Lois Callahan 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 30 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.