Doctor profile · Federal record

Dr. Michael Simpson, MD

Internal Medicine Physician · Troy, MI

  • NPI 1245208321
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4600 Investment Dr, Ste 300
Troy, MI 480986365
(248) 267-5000
fax (248) 267-5001

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
February 25, 2008
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Michigan #4301045180

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245208321. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$33
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Novo Nordisk INC 2 $32.72

By nature of payment

Food and Beverage
$33

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
30
Patients
0
Total drug cost
$1,063
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 15 0 $911
Trazodone Hcl Generic 15 0 $152

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Simpson's medical specialty?
Dr. Michael Simpson practices Internal Medicine Physician in Troy, MI.
Where does Dr. Michael Simpson practice?
Dr. Michael Simpson practices at 4600 Investment Dr, Troy, MI 480986365. Office phone: 2482675000.
What is Dr. Michael Simpson's NPI?
Dr. Michael Simpson's National Provider Identifier (NPI) is 1245208321, issued by NPPES.