Doctor profile · Federal record

Dr. MARCUS SEPNAFSKI, MD

Hospitalist Physician (CMS: HOSPITALIST) · WESTON, WI

  • NPI 1356906754
  • Accepts Medicare
  • MIPS 76.2 / 100 · 2023
  • 7 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3400 MINISTRY PKWY
WESTON, WI 544765220
(715) 393-1000
Additional location
50 E Canfield St
Detroit, MI 482011804
(313) 745-4525

Credentials & registration

NPPES · NUCC
NPI registered
May 2019 — 7 yrs on file
Profile last updated
December 7, 2022
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Wisconsin #76812

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356906754. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
589
Distinct HCPCS
6
Medicare allowed
$54,939
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 285 113 $74
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 110 47 $112
99239 Hospital discharge day management, more than 30 minutes 87 85 $107
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 43 43 $163
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 35 14 $46
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 29 29 $122

In context: peer comparison

Among 6 peers in this city , average services per provider: 92. This provider delivers 6.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$58
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ABIOMED 1 $57.50

By nature of payment

Food and Beverage
$58

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
260
Patients
65
Total drug cost
$17,611
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 36 22 $282
Pantoprazole Sodium Generic 31 17 $357
Hydralazine Hcl Generic 24 0 $788
Metoprolol Succinate Generic 21 14 $426
Eliquis (Apixaban) Brand 19 0 $13,614
Hydrochlorothiazide Generic 16 0 $70
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 15 0 $446
Lisinopril Generic 14 0 $131
Losartan Potassium Generic 13 0 $131
Metoprolol Tartrate Generic 13 0 $51