NPPES file of Aug 9, 2026

Hilary Margaret Osterman, MOT, OTR/L

Occupational Therapist · Howell, MI

Hilary Margaret Osterman, MOT, OTR/L is an occupational therapist with a practice address in Howell, Michigan, and NPI 1528560174, issued on Feb 28, 2018. Check the license (Michigan 5201009443, 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
1528560174
Name
Hilary Margaret Osterman
Credential
MOT, OTR/L
Primary taxonomy
Occupational Therapist 225X00000X
License number
5201009443 MI
Self-reported in NPPES; status is on the state search
Practice location
1030 W Highland RD, Howell, MI 48843
Phone
(517) 546-9000
Enumerated
Feb 28, 2018
Record last updated
May 20, 2025
Medicare enrollment
Enrolled (PECOS I20250711000406); 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 1030 W Highland RD

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

  1. Samantha Bass, DPTPhysical Therapist1396623005
  2. Jeremy BrownPhysical Therapist1255172508
  3. Valerie CalandrinoOccupational Therapist1184285504
  4. Lauren CookPhysical Therapist1396346805
  5. Jessica DillonOccupational Therapist1093565947
  6. Sarah Klug, OTRLOccupational Therapist1740777374

Verify Hilary Margaret Osterman 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 5201009443
    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. Level Eleven HowellHowell, MI

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

Hilary Margaret Osterman among 5,276 occupational therapist records in Michigan

Hilary Margaret Osterman, MOT, OTR/L is one of 5,276 occupational therapist records with a practice address in Michigan. 9% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 37% of them.

  • NPI issued2018 · 37% of these records are older, 34% newer
  • In a Medicare fileYes · 9% of these records are
  • In the CMS Doctors and Clinicians fileYes · 11% of these records are
  • Graduated2015 · median 2016 among the 590 with a school on file
  • Record last updated2025 · 70% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225X00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

36 occupational therapist records list a practice address in Howell

They are 36 of the 1,026 NPPES records with a practice address in Howell, and 5,276 occupational therapist records in Michigan.

The 8 occupational therapist records with the nearest ZIP codes

  1. Bryan Battjes, OTRLHowell, MI 488431164942256
  2. Amanda Bowersox, OTRLHowell, MI 488431922528025
  3. Paula Bradbury, OTR,LHowell, MI 488431962921221
  4. Janet Cronin, O.T.Howell, MI 488431912044660
  5. Marilyn Gilin, OTR, CHTHowell, MI 488431215127048
  6. Natalie Green, OTR/L, MOTHowell, MI 488431669861340
  7. Kayla Haviland, OTR/LHowell, MI 488431619377900
  8. Allen Johnson, OTRHowell, MI 488431801086491

Common questions

What is Hilary Margaret Osterman, MOT, OTR/L's NPI number?

Hilary Margaret Osterman, MOT, OTR/L's National Provider Identifier (NPI) is 1528560174, issued on Feb 28, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Hilary Margaret Osterman, MOT, OTR/L located?

The NPPES record lists a practice address at 1030 W Highland RD, Howell, MI, 48843. Phone: (517) 546-9000. Providers update this record themselves, so call before visiting.

How can I verify Hilary Margaret Osterman, MOT, OTR/L's license?

NPPES lists Michigan license number 5201009443, 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.