Doctor profile · Federal record

Dr. John Macnowski, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Traverse City, MI

  • NPI 1316066806
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 20 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1105 Sixth St, Traverse City
Traverse City, MI 496842345
(231) 935-5000
fax (231) 346-6017
Mailing address
Po Box 27127
Lansing, MI 489097127

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
July 26, 2016
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Michigan #4301088170

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1316066806. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
779
Distinct HCPCS
6
Medicare allowed
$91,392
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 407 184 $115
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 124 68 $76
99239 Hospital discharge day management, more than 30 minutes 121 120 $110
99291 Critical care, first 30-74 minutes 77 50 $207
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 28 28 $168
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 22 11 $48

In context: peer comparison

Among 27 peers in this city , average services per provider: 105. This provider delivers 7.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$17
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 1 $16.83

By nature of payment

Food and Beverage
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
42
Patients
15
Total drug cost
$260
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 17 15 $123
Levothyroxine Sodium Generic 13 0 $97
Furosemide Generic 12 0 $40

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Macnowski's medical specialty?
Dr. John Macnowski practices Internal Medicine Physician in Traverse City, MI.
Where does Dr. John Macnowski practice?
Dr. John Macnowski practices at 1105 Sixth St, Traverse City, MI 496842345. Office phone: 2319355000.
What is Dr. John Macnowski's NPI?
Dr. John Macnowski's National Provider Identifier (NPI) is 1316066806, issued by NPPES.
Does Dr. John Macnowski accept Medicare assignment?
Yes. Dr. John Macnowski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Macnowski commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.