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GEORGE CLARK LICSW
NPI 1801452040
Social Worker in Worcester, MA

Active since May 14, 2019PECOS EnrolledAccepts Medicare Assignment
105 MERRICK ST, WORCESTER, MA 01609(508) 797-6100(508) 797-0693 Get Directions Write a Review

NPPES record last updated: May 14, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About George Clark Licsw NPPES

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

GEORGE CLARK LICSW (NPI 1801452040) is an individual social worker in Worcester, Massachusetts, licensed in Massachusetts (112041) and active in the NPI registry since May 2019. He is enrolled in Medicare PECOS and is a graduate of Other (2001).

NPPES Registry Identity

NPI1801452040
Entity TypeIndividualMale
Primary Taxonomy104100000X
Provider Legal NameGEORGE CLARKCredential: LICSW
Location Address105 MERRICK STWorcester, MA 01609-1937
Mailing Address10 Mechanic St Ste 302Worcester, MA 01608-2419 · (508) 792-5400 · Fax (508) 831-0074
Phone(508) 797-6100
Fax(508) 797-0693
Sole ProprietorNo
Medical School CMSOtherGraduated 2001
Enumeration DateMay 14, 2019
✔ NPI 1801452040 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in MA · 112041
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
105 MERRICK ST, Worcester, MA 01609
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

George Clark 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 ID8527391630
PECOS Enrollment IDI20190605000078
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.

Medicare Billing Reassignment

Medicare enrollment records show George Clark reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Spectrum Health Systems Inc
Same address
Multi-Specialty
105 MERRICK ST
Worcester, MA 01609
  • Reassigned Medicare billing, Massachusetts enrollment
  • 53 clinicians in this Medicare group
NPI 1376827188 (508) 797-6100

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 17

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

LISA DAGNELLO B.S.
Counselor
105 MERRICK ST
WORCESTER, MA 01609
Worcester County (508) 797-6100
ELIZABETH CLINKSCALES MA
Counselor
105 MERRICK ST
WORCESTER, MA 01609
Worcester County (508) 797-6100
MR. JEFFREY L BUSBY MA
Counselor (Addiction (Substance Use Disorder))
105 MERRICK ST
WORCESTER, MA 01609
Worcester County (508) 797-6100
MR. JAMES P BRESNAHAN JR. LMFT LMHC LADAC1 CAD
Counselor (Addiction (Substance Use Disorder))
105 MERRICK ST, US
WORCESTER, MA 01609
Worcester County (508) 797-6100
NICOLE MARIE MAGNI MA
Counselor
105 MERRICK ST
WORCESTER, MA 01609
Worcester County (508) 425-3439
MS. MICHELLE M BUTLER MSW
Counselor (Addiction (Substance Use Disorder))
105 MERRICK ST
WORCESTER, MA 01609
Worcester County (508) 797-6100
ERALDA BANGO
Counselor (Addiction (Substance Use Disorder))
105 MERRICK ST
WORCESTER, MA 01609
Worcester County (508) 797-6100
SPECTRUM HEALTH SYSTEMS INC
Clinic/Center (Multi-Specialty)
105 MERRICK ST
WORCESTER, MA 01609
Worcester County (508) 797-6100

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 George Clark's NPI number?

The NPI number for George Clark is 1801452040. It was assigned to this individual provider in the NPPES registry on May 14, 2019.

Where is George Clark located?

George Clark practices at 105 Merrick St, Worcester, MA 01609. The listed phone number is (508) 797-6100.

What is George Clark's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Is George Clark enrolled in Medicare?

Yes. George Clark 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.

Which organization bills Medicare for George Clark's services?

According to the CMS Revalidation Reassignment List (October 2026 release), George Clark reassigns Medicare benefits to Spectrum Health Systems Inc (Worcester, MA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for George Clark's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for George Clark was last updated on May 14, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.