Doctor profile · Federal record

Dr. John Janson, M.D.

Emergency Medicine Physician · Emergency Medicine Physician · Grand Blanc, MI

  • NPI 1538570098
  • MIPS 83.0 / 100 · 2023
  • 12 yrs on file
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Genesys Pkwy
Grand Blanc, MI 484398065
(810) 606-5000
Mailing address
Po Box 26666, Phs Provider Enrollment
Albuquerque, NM 871256666

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
August 8, 2018
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
New Mexico #MD2018-0661 · Michigan #4301105581

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538570098. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
74
Distinct HCPCS
2
Medicare allowed
$10,912
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 39 37 $121
99285 Emergency department visit with high level of medical decision making 35 34 $177

In context: peer comparison

Among 28 peers in this city , average services per provider: 96. This provider delivers 0.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
35
Patients
28
Total drug cost
$234
Drug Type Claims Patients Total cost
Gabapentin Generic 24 17 $147
Cephalexin Generic 11 11 $86

Frequently asked questions

Auto-generated from federal data
What is Dr. John Janson's medical specialty?
Dr. John Janson practices Emergency Medicine Physician in Grand Blanc, MI.
Where does Dr. John Janson practice?
Dr. John Janson practices at 1 Genesys Pkwy, Grand Blanc, MI 484398065. Office phone: 8106065000.
What is Dr. John Janson's NPI?
Dr. John Janson's National Provider Identifier (NPI) is 1538570098, issued by NPPES.
What procedures does Dr. John Janson commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.