Doctor profile · Federal record

Dr. Jack Dehaan, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Grand Blanc, MI

  • NPI 1851975429
  • Accepts Medicare
  • 6 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Genesys Pkwy
Grand Blanc, MI 484398065
(810) 606-6372
fax (810) 606-5990

Credentials & registration

NPPES · NUCC
NPI registered
May 2021 — 5 yrs on file
Profile last updated
September 3, 2025
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Indiana #01096929A · Michigan #4351048260

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851975429. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$15
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Genentech USA, Inc. 1 $15.49

By nature of payment

Food and Beverage
$15

Frequently asked questions

Auto-generated from federal data
What is Dr. Jack Dehaan's medical specialty?
Dr. Jack Dehaan practices Emergency Medicine Physician in Grand Blanc, MI.
Where does Dr. Jack Dehaan practice?
Dr. Jack Dehaan practices at 1 Genesys Pkwy, Grand Blanc, MI 484398065. Office phone: 8106066372.
What is Dr. Jack Dehaan's NPI?
Dr. Jack Dehaan's National Provider Identifier (NPI) is 1851975429, issued by NPPES.
Does Dr. Jack Dehaan accept Medicare assignment?
Yes. Dr. Jack Dehaan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.