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SARAH KEYES LICSW, LCSW
NPI 1700192887
Social Worker - Clinical in Somerville, MA

Active since August 26, 2010Opted out of Medicare · through Jul 1, 2028
165 MIDDLESEX AVE # 1098, SOMERVILLE, MA 02145(617) 863-0687 Get Directions Write a Review

NPPES record last updated: April 21, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Sarah Keyes Licsw, Lcsw NPPES

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

SARAH KEYES LICSW, LCSW (NPI 1700192887) is an individual clinical provider in Somerville, Massachusetts and active in the NPI registry since August 2010. She has opted out of Medicare through July 1, 2028.

NPPES Registry Identity

NPI1700192887
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameSARAH KEYESCredential: LICSW, LCSW
Location Address165 MIDDLESEX AVE # 1098Somerville, MA 02145-1105
Mailing Address165 Middlesex Ave # 1098Somerville, MA 02145-1105 · (617) 863-0687
Phone(617) 863-0687
Sole ProprietorNo
Enumeration DateAugust 26, 2010
Last NPPES UpdateApril 21, 2025
NPPES CertifiedApril 21, 2025
✔ NPI 1700192887 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
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.
165 MIDDLESEX AVE # 1098, Somerville, MA 02145
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Blue Cross Blue Shield of Wyoming.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

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Opted out of Medicare

Sarah Keyes Licsw, Lcsw has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from July 1, 2026 through July 1, 2028.

Opt-Out Effective DateJuly 1, 2026
Opt-Out In Effect ThroughJuly 1, 2028Opt-out affidavits renew automatically every two years unless cancelled

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 Sarah Keyes's NPI number?

The NPI number for Sarah Keyes is 1700192887. It was assigned to this individual provider in the NPPES registry on August 26, 2010.

Where is Sarah Keyes located?

Sarah Keyes practices at 165 Middlesex Ave # 1098, Somerville, MA 02145. The listed phone number is (617) 863-0687.

What is Sarah Keyes's specialty?

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

Is Sarah Keyes enrolled in Medicare?

No. Sarah Keyes has opted out of Medicare through July 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

What insurance does Sarah Keyes accept?

Health plans from Anthem Blue Cross and Blue Shield and Blue Cross Blue Shield of Wyoming list Sarah Keyes 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 Sarah Keyes was last updated on April 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.