Doctor profile · Federal record

Dr. Aaron Zalewski, NP

Adult Psychiatric/Mental Health Clinical Nurse Specialist (CMS: Nurse Practitioner) · Psychiatric/Mental Health Nurse Practitioner · Novi, MI

  • NPI 1972231181
  • Accepts Medicare
  • 4 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
39450 W Twelve Mile RD
Novi, MI 483773600
(248) 344-4101
Additional location
1500 E Medical Center Dr
Ann Arbor, MI 481095000
(734) 936-5533
Additional location
1540 E Hospital Dr
Ann Arbor, MI 481094000
(734) 936-5533
Show 1 more location
Additional location
23100 Jefferson Ave
Saint Clair Shores, MI 480802756
(586) 335-2006
Mailing address
23100 Jefferson Ave
Saint Clair Shores, MI 480802756

Credentials & registration

NPPES · NUCC
NPI registered
August 2022 — 4 yrs on file
Profile last updated
November 21, 2025
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
364SP0809X — NUCC code
State license (1)
Michigan #4704326887

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972231181. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
85
Distinct HCPCS
2
Medicare allowed
$9,776
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 74 21 $107
90792 Psychiatric diagnostic evaluation with medical services 11 11 $168

In context: peer comparison

Among 1 peers in this city , average services per provider: 42. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$68
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Neurocrine Biosciences, Inc. 1 $25.00
Janssen Pharmaceuticals, Inc 1 $23.15
Supernus Pharmaceuticals, Inc. 1 $19.53

By nature of payment

Food and Beverage
$68

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
318
Patients
0
Total drug cost
$18,087
Drug Type Claims Patients Total cost
Duloxetine Hcl Generic 58 0 $2,375
Clonazepam Generic 41 0 $738
Sertraline Hcl Generic 32 0 $222
Trazodone Hcl Generic 31 0 $337
Alprazolam Generic 29 0 $134
Vyvanse (Lisdexamfetamine Dimesylate) Brand 21 0 $11,783
Quetiapine Fumarate Generic 16 0 $532
Bupropion Xl (Bupropion Hcl) Brand 15 0 $586
Escitalopram Oxalate Generic 15 0 $355
Aripiprazole Generic 14 0 $268

Frequently asked questions

Auto-generated from federal data
What is Dr. Aaron Zalewski's medical specialty?
Dr. Aaron Zalewski practices Adult Psychiatric/Mental Health Clinical Nurse Specialist in Novi, MI.
Where does Dr. Aaron Zalewski practice?
Dr. Aaron Zalewski practices at 39450 W Twelve Mile RD, Novi, MI 483773600. Office phone: 2483444101.
What is Dr. Aaron Zalewski's NPI?
Dr. Aaron Zalewski's National Provider Identifier (NPI) is 1972231181, issued by NPPES.
Does Dr. Aaron Zalewski accept Medicare assignment?
Yes. Dr. Aaron Zalewski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aaron Zalewski commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Psychiatric diagnostic evaluation with medical services (HCPCS 90792). Source: CMS Medicare Physician & Other Practitioners file.