NPPES file of Aug 9, 2026

Katherine Sullivan

Occupational Therapist · Kalamazoo, MI

Katherine Sullivan is an occupational therapist with a practice address in Kalamazoo, Michigan, and NPI 1659233088, issued on Nov 24, 2025. Check the license (Michigan 5201010628, 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
1659233088
Name
Katherine Sullivan
Primary taxonomy
Occupational Therapist 225X00000X
License number
5201010628 MI
Self-reported in NPPES; status is on the state search
Practice location
820 John St, Kalamazoo, MI 49001
Phone
(269) 575-7010
Enumerated
Nov 24, 2025
Record last updated
Nov 24, 2025
Medicare enrollment
Enrolled (PECOS I20251210003449); 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 820 John St

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

  1. John Cerovski, M.D.Internal Medicine Physician1104894179
  2. Veronica Cool, CCC-SLPSpeech-Language Pathologist1033822549
  3. Matthew CorradoPhysical Therapist1043178569
  4. Meg DavisPhysical Therapist1699365767
  5. Lauren Omler, PT,DPT,ATCPhysical Therapist1184285280
  6. Tiffany Vanderweele, DPTPhysical Therapist1366825218

Verify Katherine Sullivan 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 5201010628
    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. Tmi East IncJenison, MI

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

155 occupational therapist records list a practice address in Kalamazoo

They are 155 of the 6,553 NPPES records with a practice address in Kalamazoo, and 5,276 occupational therapist records in Michigan.

Other occupational therapist records in Michigan

  1. Bianca Aakesson, OTR/LTroy, MI1881267318
  2. Fatima AbbasDearborn, MI1275156192
  3. Rebecca Abbate, MS, OTR/LCommerce Twp, MI1629790282
  4. Christina AbbottDewitt, MI1154275485
  5. Ayah AbboudDearborn Heights, MI1750272688
  6. Hassan Abdallah, OTR/LBeverly Hills, MI1447826094
  7. Hannah Abels, CTRSBeverly Hills, MI1306551908
  8. Aimy Aboubakare, OTPlymouth, MI1356069181
  9. Kelli Abuan, OTRHolt, MI1750879276
  10. Barbara Achterhof, OTRNorton Shores, MI1801882964

Common questions

What is Katherine Sullivan's NPI number?

Katherine Sullivan's National Provider Identifier (NPI) is 1659233088, issued on Nov 24, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Sullivan located?

The NPPES record lists a practice address at 820 John St, Kalamazoo, MI, 49001. Phone: (269) 575-7010. Providers update this record themselves, so call before visiting.

How can I verify Katherine Sullivan's license?

NPPES lists Michigan license number 5201010628, 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.