Doctor profile · Federal record

Dr. Michael Flisak, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Oak Lawn, IL

  • NPI 1427032267
  • Accepts Medicare
  • MIPS 78.8 / 100 · 2023
  • 49 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4440 W 95Th St
Oak Lawn, IL 604532600
(708) 684-5520
Mailing address
37241 Eagle Way
Chicago, IL 606781372

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
April 3, 2015
Year of graduation
1977 — 49 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Illinois #036057388
Medicaid
IL #036057388

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427032267. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,033
Distinct HCPCS
10
Medicare allowed
$25,919
HCPCS Description Services Patients Avg allowed
77067 Screening mammography 303 303 $35
77063 Screening 3d breast mammography 300 300 $28
71045 X-ray of chest, 1 view 162 145 $8
77080 Dxa bone density measurement of hip, pelvis, spine 84 84 $9
G0279 Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) 35 35 $28
76642 Limited ultrasound scan of 1 breast 28 28 $32
77065 Diagnostic mammography of 1 breast 26 23 $37
71046 X-ray of chest, 2 views 22 22 $10
74018 X-ray of abdomen, 1 view 17 16 $8
73502 X-ray of hip, 2-3 views 16 16 $10

In context: peer comparison

Among 11 peers in this city , average services per provider: 94. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
18
Patients
0
Total drug cost
$569
Drug Type Claims Patients Total cost
Betamethasone Valerate Generic 18 0 $569

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Flisak's medical specialty?
Dr. Michael Flisak practices Diagnostic Radiology Physician in Oak Lawn, IL.
Where does Dr. Michael Flisak practice?
Dr. Michael Flisak practices at 4440 W 95Th St, Oak Lawn, IL 604532600. Office phone: 7086845520.
What is Dr. Michael Flisak's NPI?
Dr. Michael Flisak's National Provider Identifier (NPI) is 1427032267, issued by NPPES.
Does Dr. Michael Flisak accept Medicare assignment?
Yes. Dr. Michael Flisak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Flisak commonly perform?
Top Medicare-reported procedures in 2023: Screening mammography (HCPCS 77067); Screening 3d breast mammography (HCPCS 77063); X-ray of chest, 1 view (HCPCS 71045). Source: CMS Medicare Physician & Other Practitioners file.