Doctor profile · Federal record

Dr. Aaron Wienczak, OTR

Hand Occupational Therapist (CMS: Occupational Therapist in Private Practice) · Livonia, MI

  • NPI 1972166692
  • Accepts Medicare
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
36622 Five Mile RD Ste 215
Livonia, MI 481541900
(734) 542-9770
Additional location
27472 Schoenherr RD Ste 130
Warren, MI 480886675
(586) 439-6243
Mailing address
36622 Five Mile RD Ste 102
Livonia, MI 481541900

Credentials & registration

NPPES · NUCC
NPI registered
April 2019 — 7 yrs on file
Profile last updated
June 13, 2024
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
225XH1200X — NUCC code
State license (1)
Michigan #5201010574

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972166692. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,253
Distinct HCPCS
9
Medicare allowed
$32,769
HCPCS Description Services Patients Avg allowed
97140 Therapy procedure using manual technique, each 15 minutes 333 46 $21
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 288 55 $24
97530 Therapy procedure using functional activities 242 40 $36
97022 Application of whirlpool therapy 202 35 $12
97535 Training for self-care or home management, each 15 minutes 63 47 $25
97112 Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes 50 16 $29
97035 Application of ultrasound, each 15 minutes 30 13 $11
97166 Evaluation for occupational therapy, typically 45 minutes 30 30 $95
97165 Evaluation for occupational therapy, typically 30 minutes 15 15 $101

In context: peer comparison

Among 1 peers in Livonia Hand Occupational Therapist, average services per provider: 139. This provider delivers 9.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Aaron Wienczak's medical specialty?
Dr. Aaron Wienczak practices Hand Occupational Therapist in Livonia, MI.
Where does Dr. Aaron Wienczak practice?
Dr. Aaron Wienczak practices at 36622 Five Mile RD Ste 215, Livonia, MI 481541900. Office phone: 7345429770.
What is Dr. Aaron Wienczak's NPI?
Dr. Aaron Wienczak's National Provider Identifier (NPI) is 1972166692, issued by NPPES.
Does Dr. Aaron Wienczak accept Medicare assignment?
Yes. Dr. Aaron Wienczak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aaron Wienczak commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using manual technique (HCPCS 97140); Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Therapy procedure using functional activities (HCPCS 97530). Source: CMS Medicare Physician & Other Practitioners file.