Unknown Individual – Clinical Social Worker, NPI 1639256829

Clinical Social Worker

Unknown Individual is a healthcare provider. based in Marstons mills, Massachusetts. specializing in Clinical Social Worker. They hold a License No. 106556 (MA). The NPI Number for Unknown Individual is 1639256829

Main info

Organization

Inactive

42 Years Of Experience

Accepts Medicare Assignment

Name

Unknown Individual

NPI

1639256829

Phone

(508) 420-1215

Address

21 MARSHVIEW LN

Deactivation Date

14 August 2025

Doctor Profile

Medical School Name

OTHER

Secondary Phone

5084201215

Graduation Year

1984 (42 years ago)

PAC ID

6608893599

Professional Enrollment ID

I20051031000277

Data current as of

19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology

Experience14

Completeness75

Years active:0State licenses:1Digital endpointsOther names

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Provider Addresses for Unknown Individual

21, Marshview Lane, Marstons Mills, Barnstable, Barnstable County, Massachusetts, 02648, United States
MARSTONS MILLS, MA 026481878
Phone: (508) 420-1215
Mailing address matches the actual address.

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.

No Medicare enrollment or revalidation data available for this provider in our database.

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.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 02648)

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Reviews

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Frequently asked questions

What is the standard ID for Unknown Individual in the U.S.?

In the U.S., Unknown Individual is identified by NPI 1639256829.

Does inactive mean outdated data for Unknown Individual?

Inactive status means the NPI record is not marked active in the public file — verify before making care decisions.

What does the directory say Unknown Individual does?

Insurance directories may phrase it differently, but here Unknown Individual maps to Clinical Social Worker. Clinical services aligned with this taxonomy classification.

What city is tied to Unknown Individual?

The directory associates Unknown Individual with Marstons Mills, Massachusetts. Check all listed addresses for suites or satellite offices.

Can I verify credentials using only NPI?

NPI confirms identity in the directory; licensure and board certification require separate checks.