NPPES file of Aug 9, 2026

Roberta Ann F. Casterwiler, O.T.R./L

Occupational Therapist · Ypsilanti, MI

Roberta Ann F. Casterwiler, O.T.R./L is an occupational therapist with a practice address in Ypsilanti, Michigan, and NPI 1821307851, issued on Sep 24, 2010. Check the license (Michigan L1797442, 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
1821307851
Name
Roberta Ann F. Casterwiler
Credential
O.T.R./L
Primary taxonomy
Occupational Therapist 225X00000X
License number
L1797442 MI
Self-reported in NPPES; status is on the state search
Practice location
8380 Geddes RD, Ypsilanti, MI 48198
Phone
(734) 547-7600
Enumerated
Sep 24, 2010
Record last updated
Sep 24, 2010 (not updated in 16 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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Also registered at 8380 Geddes RD

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

  1. Marie Foster, OTR/LOccupational Therapist1962717504
  2. Heather Georgiadis, OTRGerontology Occupational Therapist1629387139
  3. Nicole Hatfield, LPTAPhysical Therapy Assistant1710208772
  4. Colleen Lassen, COTA/LOccupational Therapy Assistant1649581885
  5. Constance Moug, COTAOccupational Therapy Assistant1669781126
  6. Carol O'Connell, COTAOccupational Therapy Assistant1538478128

Verify Roberta Ann F. Casterwiler 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 L1797442
    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
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73 occupational therapist records list a practice address in Ypsilanti

They are 73 of the 3,625 NPPES records with a practice address in Ypsilanti, and 5,276 occupational therapist records in Michigan. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

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 Roberta Ann F. Casterwiler, O.T.R./L's NPI number?

Roberta Ann F. Casterwiler, O.T.R./L's National Provider Identifier (NPI) is 1821307851, issued on Sep 24, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Roberta Ann F. Casterwiler, O.T.R./L located?

The NPPES record lists a practice address at 8380 Geddes RD, Ypsilanti, MI, 48198. Phone: (734) 547-7600. Providers update this record themselves, so call before visiting.

How can I verify Roberta Ann F. Casterwiler, O.T.R./L's license?

NPPES lists Michigan license number L1797442, 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.

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.