NPPES file of Aug 9, 2026

Janet Marie Williams, LLP, LPC

Psychologist · Whitehall, MI

Janet Marie Williams, LLP, LPC is a psychologist with a practice address in Whitehall, Michigan, and NPI 1578960449, issued on Nov 20, 2014. Check the license (Michigan 6301013669, as entered in NPPES) with the Michigan board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1578960449
Name
Janet Marie Williams
Credential
LLP, LPC
Primary taxonomy
Psychologist 103T00000X
License numbers
6301013669 MI
1-04794 MI
6401010505 MI
Self-reported in NPPES; status is on the state search
Practice location
516 E Colby St, Whitehall, MI 49461
Phone
(231) 893-8336
Enumerated
Nov 20, 2014
Record last updated
Nov 20, 2014 (not updated in 12 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest psychologist records → All 2,549 in Michigan → Look up another NPI →

Also registered at 516 E Colby St

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

  1. Michael CihakProfessional Counselor1770152795
  2. Sarah FouserProfessional Counselor1609697382
  3. James Kolbe, LPC, LLP, FLEPsychologist1235272147
  4. Amanda SeaverMental Health Counselor1699413690
  5. Alyssa Seeger, LMSWClinical Social Worker1316463870
  6. Frank Staab, LLPCProfessional Counselor1154054435

Verify Janet Marie Williams 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 6301013669    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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Janet Marie Williams among 2,549 psychologist records in Michigan

Janet Marie Williams, LLP, LPC is one of 2,549 psychologist records with a practice address in Michigan. 6% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2014, is newer than 60% of them.

  • NPI issued2014 · 60% of these records are older, 36% newer
  • In a Medicare fileNo · 6% of these records are
  • In the CMS Doctors and Clinicians fileNo · 12% of these records are
  • Record last updated2014 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3 psychologist records list a practice address in Whitehall

They are 3 of the 88 NPPES records with a practice address in Whitehall, and 2,549 psychologist records in Michigan. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 2,549 in Michigan → Every provider in Whitehall → Psychologist nationwide →

The 8 psychologist records with the nearest ZIP codes

  1. James Kolbe, LPC, LLP, FLEWhitehall, MI 494611235272147
  2. Julie Macarthur, MA LLPWhitehall, MI 494611073596854
  3. Andrew Hicks, MS, MA, LLP, CADCWest Olive, MI 494601457990400
  4. Justin Sides, PSYDWest Olive, MI 494601104276690
  5. Emily Ellens, MA, LLPZeeland, MI 494641477595031
  6. Thomas Karel, MA, LLPZeeland, MI 494641467488817
  7. Sarah Muench, PSY.D.Zeeland, MI 494641366679359
  8. Bradley Oostindie, MA, LLPZeeland, MI 494641427087840

Common questions

What is Janet Marie Williams, LLP, LPC's NPI number?

Janet Marie Williams, LLP, LPC's National Provider Identifier (NPI) is 1578960449, issued on Nov 20, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Janet Marie Williams, LLP, LPC located?

The NPPES record lists a practice address at 516 E Colby St, Whitehall, MI, 49461. Phone: (231) 893-8336. Providers update this record themselves, so call before visiting.

How can I verify Janet Marie Williams, LLP, LPC's license?

NPPES lists Michigan license number 6301013669, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.