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MS. GRACE M WILLIAMS LICSW
NPI 1700967494
Social Worker - Clinical in Belmont, MA

Active since October 18, 2006PECOS EnrolledAccepts Medicare Assignment
53 CUSHING AVENUE, BELMONT, MA 02478(617) 584-9518 Get Directions Write a Review

NPPES record last updated: October 20, 2022. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Ms. Grace M Williams Licsw NPPES

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

MS. GRACE M WILLIAMS LICSW (NPI 1700967494) is an individual clinical provider in Belmont, Massachusetts, licensed in Massachusetts (104988) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1981).

NPPES Registry Identity

NPI1700967494
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. GRACE M WILLIAMSCredential: LICSW
Location Address53 CUSHING AVENUEBelmont, MA 02478
Mailing Address53 Cushing AveBelmont, MA 02478 · (617) 584-9518
Phone(617) 584-9518
Sole ProprietorYes
Medical School CMSOtherGraduated 1981
Enumeration DateOctober 18, 2006
Last NPPES UpdateOctober 20, 2022
NPPES CertifiedOctober 20, 2022
✔ NPI 1700967494 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 MA · 104988
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 ListedMarriage & Family TherapistTaxonomy 106H00000X · License 104988 (MA)
53 CUSHING AVENUE, Belmont, MA 02478
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Other Identifiers 1

OtherPO3234MA · Bc/bs

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ms. Grace M Williams Licsw is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9133386584
PECOS Enrollment IDI20120213000853
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02478 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $63.72 – $189.86
Typical copayment $0.00 (range $15.93 – $47.46)
Most-billed visit code NA
Established Patient
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Grace Williams's NPI number?

The NPI number for Grace Williams is 1700967494. It was assigned to this individual provider in the NPPES registry on October 18, 2006.

Where is Grace Williams located?

Grace Williams practices at 53 Cushing Avenue, Belmont, MA 02478. The listed phone number is (617) 584-9518.

What is Grace Williams's specialty?

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

Is Grace Williams enrolled in Medicare?

Yes. Grace Williams is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Grace Williams accept?

Health plans from Anthem Blue Cross and Blue Shield list Grace Williams 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 Grace Williams was last updated on October 20, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.