ANNE MARIE WILLIAMSON (LMSW) – Social Worker, NPI 1245569185

ANNE MARIE WILLIAMSON (LMSW) is a healthcare provider. based in Plymouth, Michigan. specializing in CLINICAL SOCIAL WORKER. They hold the professional credentials LMSW. They hold a License No. 680-106-8377 (MI). The NPI Number for ANNE MARIE WILLIAMSON (LMSW) is 1245569185

Main info

Female
Sole Proprietor
33 Years Of Experience
Accepts Medicare Assignment
Name
ANNE MARIE WILLIAMSON (LMSW)
NPI
1245569185
Phone
(734) 459-6016
Address
409 PLYMOUTH RD STE 190
Enumeration Date
23 December 2009
Last Update Date
8 May 2019

Doctor Profile

Medical School Name
WAYNE STATE UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
7344596016
Graduation Year
1993 (33 years ago)
PAC ID
2062609647
Professional Enrollment ID
I20101208000718
Address ID
MI481701493PL409XXRDXX303
Telehealth
Yes
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience46
Completeness75
Years active:16State licenses:1Digital endpointsOther names

4,821 CLINICAL SOCIAL WORKER in MI

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Provider Addresses for ANNE MARIE WILLIAMSON (LMSW)

  • Plymouth, Plymouth County, Massachusetts, United States

    PLYMOUTH, MI 481701493

    Phone: (734) 459-6016

    Type: Mailing

  • 192, North Main Street, Brockton, Plymouth County, Massachusetts, 02301, United States

    PLYMOUTH, MI 48170

    Phone: (734) 459-6016

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2010-12-08

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20101208000718IClinical Social WorkerMITBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
90834Psychotherapy, 45 minutes10114$0
View full utilization report →

Insurance plans in this area (ZIP 48170)

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Reviews

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Frequently asked questions

Is there an official ID for ANNE MARIE WILLIAMSON (LMSW) in U.S. healthcare records?
The official identifier for ANNE MARIE WILLIAMSON (LMSW) is NPI 1245569185.
Active or inactive — what applies to ANNE MARIE WILLIAMSON (LMSW)?
You should see ANNE MARIE WILLIAMSON (LMSW) as active in CMS-hosted NPPES data.
What expertise is attributed to ANNE MARIE WILLIAMSON (LMSW)?
ANNE MARIE WILLIAMSON (LMSW)'s specialty line reads Social Worker. Clinical services aligned with this taxonomy classification.
Is ANNE MARIE WILLIAMSON (LMSW) located near Plymouth?
ANNE MARIE WILLIAMSON (LMSW) currently maps to Plymouth, Michigan in this extract.
Can I trust this NPI listing for ANNE MARIE WILLIAMSON (LMSW)?
The listing is sourced from the national NPI registry. If something looks off, compare with NPPES and the clinic's website.

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