MICHAEL MATTHIAS (LCSW) – Clinical Social Worker, NPI 1417991936

MICHAEL MATTHIAS (LCSW) is a healthcare provider. based in Shorewood, Wisconsin. specializing in CLINICAL SOCIAL WORKER. They hold the professional credentials LCSW. They hold a License No. 6113-123 (WI). The NPI Number for MICHAEL MATTHIAS (LCSW) is 1417991936

Main info

Male
33 Years Of Experience
Accepts Medicare Assignment
Name
MICHAEL MATTHIAS (LCSW)
NPI
1417991936
Phone
(414) 221-0022
Address
4421 N MURRAY AVE
Enumeration Date
15 June 2006
Last Update Date
9 July 2014

Doctor Profile

Medical School Name
OTHER
Secondary Phone
4142210022
Graduation Year
1993 (33 years ago)
PAC ID
7113815671
Professional Enrollment ID
I20040306000200
Address ID
WI532022770MI1219XSTXX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

1,447 CLINICAL SOCIAL WORKER in WI

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Provider Addresses for MICHAEL MATTHIAS (LCSW)

  • 4421, North Murray Avenue, Shorewood, Milwaukee County, Wisconsin, 53211, United States

    SHOREWOOD, WI 532111644

    Phone: (414) 221-0022

    Type: Mailing

  • Metcalf Mansion, 1219, North Cass Street, East Town, Milwaukee, Milwaukee County, Wisconsin, 53202, United States

    MILWAUKEE, WI 532022770

    Phone: (414) 221-0022

    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: 2004-03-06

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
I20040306000200IClinical Social WorkerWITBD

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.

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

Insurance plans in this area (ZIP 53211)

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Reviews

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Frequently asked questions

What is the standard ID for MICHAEL MATTHIAS (LCSW) in the U.S.?
In the U.S., MICHAEL MATTHIAS (LCSW) is identified by NPI 1417991936.
Is MICHAEL MATTHIAS (LCSW) currently accepting referrals based on NPI status?
Registry metadata lists MICHAEL MATTHIAS (LCSW) as active.
What does the directory say MICHAEL MATTHIAS (LCSW) does?
Insurance directories may phrase it differently, but here MICHAEL MATTHIAS (LCSW) maps to Clinical Social Worker. Clinical services aligned with this taxonomy classification.
Can patients visit MICHAEL MATTHIAS (LCSW) in Shorewood, Wisconsin?
For routing, start with Shorewood, Wisconsin for MICHAEL MATTHIAS (LCSW), then verify phone and hours locally.
Can I verify credentials using only NPI?
NPI confirms identity in the directory; licensure and board certification require separate checks.

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