Doctor profile · Federal record

Dr. Grant Thimesch, DO

Dermatology Physician · Dearborn, MI

  • NPI 1770267197
  • 3 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
18101 Oakwood Blvd
Dearborn, MI 481244089
(313) 436-2577
Mailing address
5450 Fort St
Trenton, MI 481834601

Credentials & registration

NPPES · NUCC
NPI registered
June 2023 — 3 yrs on file
Profile last updated
May 17, 2024
Specialty taxonomy
207N00000X — NUCC code
State license (1)
Michigan #5151016329

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770267197. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,119
Transactions
50
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 8 $445.89
Dermavant Sciences, INC. 6 $431.91
Regeneron Healthcare Solutions, INC. 4 $277.67
E.R. Squibb & Sons, L.L.C. 2 $249.38
Sun Pharmaceutical Industries INC. 2 $238.95
Genzyme Corporation 7 $238.20
Ucb, INC. 4 $225.97
Novartis Pharmaceuticals Corporation 6 $189.15
Janssen Biotech, INC. 3 $178.20
Galderma Laboratories, L.P. 1 $124.74
Tela Bio, INC. 1 $122.84
Boehringer Ingelheim Pharmaceuticals, INC. 2 $122.34
Leo Pharma INC. 1 $106.26
Sanofi-Aventis U.S. LLC 1 $79.99
Incyte Corporation 2 $48.24

By nature of payment

Food and Beverage
$2,940
Education
$179

Frequently asked questions

Auto-generated from federal data
What is Dr. Grant Thimesch's medical specialty?
Dr. Grant Thimesch practices Dermatology Physician in Dearborn, MI.
Where does Dr. Grant Thimesch practice?
Dr. Grant Thimesch practices at 18101 Oakwood Blvd, Dearborn, MI 481244089. Office phone: 3134362577.
What is Dr. Grant Thimesch's NPI?
Dr. Grant Thimesch's National Provider Identifier (NPI) is 1770267197, issued by NPPES.