Doctor profile · Federal record

Dr. Roger Gregush, DO

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Orthopaedic Surgery Physician · Wausau, WI

  • NPI 1164942413
  • Accepts Medicare
  • MIPS 90.8 / 100 · 2023
  • 9 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
225000 Hummingbird RD Ste 100
Wausau, WI 544012950
(800) 445-6442
Additional location
5515 Peach St
Erie, PA 165092603
(814) 868-8217

Credentials & registration

NPPES · NUCC
NPI registered
June 2017 — 9 yrs on file
Profile last updated
August 2, 2023
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207X00000X — NUCC code
State licenses (2)
Wisconsin #81170-21 · Pennsylvania #OT017570

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164942413. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
72
Distinct HCPCS
4
Medicare allowed
$7,006
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 26 23 $107
73502 X-ray of hip, 2-3 views 19 16 $28
99204 New patient office or other outpatient visit, 45-59 minutes 16 16 $141
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 11 11 $130

In context: peer comparison

Among 7 peers in this city , average services per provider: 41. This provider delivers 1.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,663
Transactions
19
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Stryker Corporation 13 $3,162.32
Medical Device Business Services, Inc. 5 $442.76
Smith+Nephew, Inc. 1 $58.30

By nature of payment

Travel and Lodging
$2,694
Food and Beverage
$969

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
133
Patients
118
Total drug cost
$1,269
Drug Type Claims Patients Total cost
Mupirocin Generic 33 32 $312
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 25 23 $286
Cefadroxil Generic 24 23 $309
Meloxicam Generic 22 12 $98
Ondansetron Odt (Ondansetron) Brand 17 17 $205
Naproxen Generic 12 11 $59

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Roger Gregush's medical specialty?
Dr. Roger Gregush practices Orthopaedic Surgery Physician in Wausau, WI.
Where does Dr. Roger Gregush practice?
Dr. Roger Gregush practices at 225000 Hummingbird RD Ste 100, Wausau, WI 544012950. Office phone: 8004456442.
What is Dr. Roger Gregush's NPI?
Dr. Roger Gregush's National Provider Identifier (NPI) is 1164942413, issued by NPPES.
Does Dr. Roger Gregush accept Medicare assignment?
Yes. Dr. Roger Gregush accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Roger Gregush commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); X-ray of hip, 2-3 views (HCPCS 73502); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.