Doctor profile · Federal record

Dr. Brian Walczak, DO

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Orthopaedic Surgery Physician · Orthopaedic Surgery Physician · Sports Medicine (Orthopaedic Surgery) Physician · Sports Medicine (Orthopaedic Surgery) Physician · Aurora, IL

  • NPI 1538366158
  • Accepts Medicare
  • 19 yrs in practice
  • Licensed in 4 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2111 Ogden Ave
Aurora, IL 605047597
(630) 978-3800

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
December 6, 2022
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207X00000X — NUCC code
State licenses (4)
Illinois #036163012 · Michigan #5101017411 · Minnesota #106196 · Wisconsin #518269

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538366158. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
168
Distinct HCPCS
6
Medicare allowed
$16,153
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 63 54 $124
73564 X-ray of knee, 4 or more views 41 35 $54
73502 X-ray of hip, 2-3 views 23 21 $41
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 16 16 $135
99204 New patient office or other outpatient visit, 45-59 minutes 13 13 $149
99213 Established patient office or other outpatient visit, 20-29 minutes 12 11 $92

In context: peer comparison

Among 5 peers in this city , average services per provider: 103. This provider delivers 1.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$5,767
Transactions
23
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Linvatec Corporation 3 $3,434.90
Smith+Nephew, Inc. 15 $2,139.15
Anika Therapeutics, Inc. 2 $86.91
Stryker Corporation 2 $80.94
Vericel Corporation 1 $24.62

By nature of payment

Consulting Fee
$3,300
Travel and Lodging
$1,907
Food and Beverage
$560

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Brian Walczak's medical specialty?
Dr. Brian Walczak practices Orthopaedic Surgery Physician in Aurora, IL.
Where does Dr. Brian Walczak practice?
Dr. Brian Walczak practices at 2111 Ogden Ave, Aurora, IL 605047597. Office phone: 6309783800.
What is Dr. Brian Walczak's NPI?
Dr. Brian Walczak's National Provider Identifier (NPI) is 1538366158, issued by NPPES.
Does Dr. Brian Walczak accept Medicare assignment?
Yes. Dr. Brian Walczak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brian Walczak commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); X-ray of knee, 4 or more views (HCPCS 73564); X-ray of hip, 2-3 views (HCPCS 73502). Source: CMS Medicare Physician & Other Practitioners file.