Doctor profile · Federal record

Dr. Michael Flaherty, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · McHenry, IL

  • NPI 1205880176
  • Accepts Medicare
  • MIPS 79.1 / 100 · 2023
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
4201 W Medical Center Dr
McHenry, IL 600508409
(815) 334-5566
fax (815) 759-4008
Additional location
419 S Washington St, Suite 101
Casper, WY 826012951
(815) 394-3995
Additional location
5225 23Rd Ave S
Fargo, ND 581047927
(701) 417-2575

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
November 9, 2023
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Illinois #036103716
Medicaid
IL #036103716

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205880176. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,781
Distinct HCPCS
10
Medicare allowed
$53,300
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 326 297 $8
71046 X-ray of chest, 2 views 128 126 $10
70450 Ct scan head or brain without contrast 118 117 $37
74177 Ct scan of abdomen and pelvis with contrast 91 90 $83
71250 Ct scan of chest without contrast 68 67 $49
76770 Complete ultrasound scan behind abdominal cavity 57 57 $33
74176 Ct scan of abdomen and pelvis without contrast 53 53 $78
73562 X-ray of knee, 3 views 50 42 $9
76705 Limited ultrasound scan of abdomen 48 48 $27
72125 Ct scan of upper spine without contrast 45 45 $44

In context: peer comparison

Among 18 peers in this city , average services per provider: 84. This provider delivers 21× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Flaherty's medical specialty?
Dr. Michael Flaherty practices Diagnostic Radiology Physician in McHenry, IL.
Where does Dr. Michael Flaherty practice?
Dr. Michael Flaherty practices at 4201 W Medical Center Dr, McHenry, IL 600508409. Office phone: 8153345566.
What is Dr. Michael Flaherty's NPI?
Dr. Michael Flaherty's National Provider Identifier (NPI) is 1205880176, issued by NPPES.
Does Dr. Michael Flaherty accept Medicare assignment?
Yes. Dr. Michael Flaherty accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Flaherty commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); X-ray of chest, 2 views (HCPCS 71046); Ct scan head or brain without contrast (HCPCS 70450). Source: CMS Medicare Physician & Other Practitioners file.