Doctor profile · Federal record

Dr. John Brunner, M.D.

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Traverse City, MI

  • NPI 1245236793
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 46 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1221 Sixth St Ste 208
Traverse City, MI 496842360
(231) 935-2045
fax (231) 935-3420

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
February 28, 2023
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
Michigan #4301044585
Medicaid
OH #0735673

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245236793. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
331
Distinct HCPCS
6
Medicare allowed
$25,573
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 123 96 $62
99214 Established patient office or other outpatient visit, 30-39 minutes 111 76 $93
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 32 18 $33
99204 New patient office or other outpatient visit, 45-59 minutes 29 29 $129
99213 Established patient office or other outpatient visit, 20-29 minutes 24 23 $77
99203 New patient office or other outpatient visit, 30-44 minutes 12 12 $80

In context: peer comparison

Among 3 peers in Traverse City Endocrinology, Diabetes & Metabolism Physician, average services per provider: 89. This provider delivers 3.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$148
Transactions
8
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 2 $40.90
Xeris Pharmaceuticals, INC. 2 $36.38
Tandem Diabetes Care, INC. 1 $20.42
Antares Pharma, INC. 1 $17.51
Novo Nordisk INC 1 $16.71
Amgen INC. 1 $16.25

By nature of payment

Food and Beverage
$148

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
832
Patients
208
Total drug cost
$271,249
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 278 86 $6,670
Metformin Hcl Generic 70 21 $1,217
Testosterone Generic 69 13 $11,183
Methimazole Generic 62 21 $943
Hydrocortisone Generic 53 15 $4,659
Prednisone Generic 48 0 $878
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 44 14 $39,401
Jardiance (Empagliflozin) Brand 37 13 $56,736
Humalog (Insulin Lispro) Brand 30 0 $40,472
Novolog Flexpen (Insulin Aspart) Brand 28 14 $49,994

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Brunner's medical specialty?
Dr. John Brunner practices Endocrinology, Diabetes & Metabolism Physician in Traverse City, MI.
Where does Dr. John Brunner practice?
Dr. John Brunner practices at 1221 Sixth St Ste 208, Traverse City, MI 496842360. Office phone: 2319352045.
What is Dr. John Brunner's NPI?
Dr. John Brunner's National Provider Identifier (NPI) is 1245236793, issued by NPPES.
Does Dr. John Brunner accept Medicare assignment?
Yes. Dr. John Brunner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Brunner commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (HCPCS 95251). Source: CMS Medicare Physician & Other Practitioners file.