NPPES file of Aug 9, 2026

Aaron Wienczak, OTR

Hand Occupational Therapist · Livonia, MI

Aaron Wienczak, OTR is a hand occupational therapist with a practice address in Livonia, Michigan, and NPI 1972166692, issued on Apr 18, 2019. Check the license (Michigan 5201010574, 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
1972166692
Name
Aaron Wienczak
Credential
OTR
Primary taxonomy
Hand Occupational Therapist 225XH1200X
License number
5201010574 MI
Self-reported in NPPES; status is on the state search
Practice location
36622 Five Mile RD Ste 215, Livonia, MI 48154
Phone
(734) 542-9770
Enumerated
Apr 18, 2019
Record last updated
Jun 13, 2024
Medicare enrollment
Enrolled (PECOS I20190506002156); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 2018
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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Verify Aaron Wienczak 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 5201010574
    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

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Bills Medicare through one group practice

  1. Mendelson Orthopedics PCLivonia, MI

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

Aaron Wienczak among 88 hand occupational therapist records in Michigan

Aaron Wienczak, OTR is one of 88 hand occupational therapist records with a practice address in Michigan. 25% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 92% of them.

  • NPI issued2019 · 92% of these records are older, 6% newer
  • In a Medicare fileYes · 25% of these records are
  • In the CMS Doctors and Clinicians fileYes · 24% of these records are
  • Graduated2018 · median 2005 among the 21 with a school on file
  • Record last updated2024 · 81% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225XH1200X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hand Occupational Therapist providers in Michigan

There are 88 hand occupational therapist records in Michigan.

The 8 hand occupational therapist records with the nearest ZIP codes

  1. Denise Claiborne, MS, OTR, CHTLivonia, MI 481541659559060
  2. Nanette Boyer, OTR, CHTLivonia, MI 481521467872432
  3. Elaine South, OTRL, CHTGarden City, MI 481351144713462
  4. Joann Delisle, OTR,CHTFlat Rock, MI 481341336212901
  5. Carrie Foggia, OTRL, CHTDearborn, MI 481261366943417
  6. Bryony Derose, OTRDearborn, MI 481241689875841
  7. Kurt Krueger, OTR, CHTDearborn, MI 481241881863769
  8. Augusta Simmons, OTR,CHTDearborn, MI 481241366744872

Common questions

What is Aaron Wienczak, OTR's NPI number?

Aaron Wienczak, OTR's National Provider Identifier (NPI) is 1972166692, issued on Apr 18, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Aaron Wienczak, OTR located?

The NPPES record lists a practice address at 36622 Five Mile RD Ste 215, Livonia, MI, 48154. Phone: (734) 542-9770. Providers update this record themselves, so call before visiting.

How can I verify Aaron Wienczak, OTR's license?

NPPES lists Michigan license number 5201010574, 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.