NPPES file of Aug 9, 2026

Maryanne Louise Kowalski, LMSW

Clinical Social Worker · Muskegon, MI

Maryanne Louise Kowalski, LMSW is a clinical social worker with a practice address in Muskegon, Michigan, and NPI 1487736005, issued on Oct 20, 2006. Check the license (Michigan 6801065264, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1487736005
Name
Maryanne Louise Kowalski
Credential
LMSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
6801065264 MI
Self-reported in NPPES; status is on the state search
Practice location
2700 Baker St FL 3, Muskegon, MI 49444
Phone
(231) 737-1335
Enumerated
Oct 20, 2006
Record last updated
Jan 2, 2022
Fax
(231) 737-0534
Medicare enrollment
Enrolled (PECOS I20051101000644); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2700 Baker St FL 3

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kathleen Benton, RDRegistered Dietitian1487780086
  2. Ryan Busch, PA-CPhysician Assistant1619414984
  3. Allison Bush, MS LLPPsychologist1891929345
  4. Anne Cunningham, RDHDental Hygienist1154109510
  5. Deborah Dancz, BSWCommunity Health Worker1093584989
  6. Gabriel Devivo, DOFamily Medicine Physician1457989428

Verify Maryanne Louise Kowalski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 6801065264
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Michigan license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Mgh Family Health CenterMuskegon, MI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Maryanne Louise Kowalski among 17,644 clinical social worker records in Michigan

Maryanne Louise Kowalski, LMSW is one of 17,644 clinical social worker records with a practice address in Michigan. 14% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 91% newer
  • In a Medicare fileYes · 14% of these records are
  • In the CMS Doctors and Clinicians fileYes · 20% of these records are
  • Graduated1991 · median 2012 among the 3,587 with a school on file
  • Record last updated2022 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

217 clinical social worker records list a practice address in Muskegon

They are 217 of the 2,646 NPPES records with a practice address in Muskegon, and 17,644 clinical social worker records in Michigan.

The 8 clinical social worker records with the nearest ZIP codes

  1. Jennifer Baker, LMSWNorton Shores, MI 494441275847964
  2. Jody Boyd, LMSWMuskegon, MI 494441043360647
  3. Joel Engel, L.M.S.W.Muskegon, MI 494441770645913
  4. Jennifer Essex, LCSW, LMSWMuskegon, MI 494441699786392
  5. Danielle Hopwood, LMSWNorton Shores, MI 494441831451657
  6. Bevan Leach, LMSWMuskegon, MI 494441891842936
  7. Theresa Marshall, LMSWMuskegon, MI 494441629117734
  8. Carol Nielsen, MSWMuskegon, MI 494441528096443

Common questions

What is Maryanne Louise Kowalski, LMSW's NPI number?

Maryanne Louise Kowalski, LMSW's National Provider Identifier (NPI) is 1487736005, issued on Oct 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Maryanne Louise Kowalski, LMSW located?

The NPPES record lists a practice address at 2700 Baker St FL 3, Muskegon, MI, 49444. Phone: (231) 737-1335. Providers update this record themselves, so call before visiting.

How can I verify Maryanne Louise Kowalski, LMSW's license?

NPPES lists Michigan license number 6801065264, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.