Doctor profile · Federal record

Dr. John Gadwood, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Hillsdale, MI

  • NPI 1669758835
  • Accepts Medicare
  • MIPS 65.2 / 100 · 2023
  • 15 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
168 S Howell St
Hillsdale, MI 492422040
(517) 437-4451
Mailing address
1840 Ball RD
Jonesville, MI 492509774

Credentials & registration

NPPES · NUCC
NPI registered
November 2011 — 15 yrs on file
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Michigan #4704239550

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669758835. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$66
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
DePuy Synthes Sales Inc. 2 $44.64
Boston Scientific Corporation 1 $21.46

By nature of payment

Food and Beverage
$66

Frequently asked questions

Auto-generated from federal data
What is Dr. John Gadwood's medical specialty?
Dr. John Gadwood practices Certified Registered Nurse Anesthetist in Hillsdale, MI.
Where does Dr. John Gadwood practice?
Dr. John Gadwood practices at 168 S Howell St, Hillsdale, MI 492422040. Office phone: 5174374451.
What is Dr. John Gadwood's NPI?
Dr. John Gadwood's National Provider Identifier (NPI) is 1669758835, issued by NPPES.
Does Dr. John Gadwood accept Medicare assignment?
Yes. Dr. John Gadwood accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.