Doctor profile · Federal record

Dr. Omer Aker, MD

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

  • NPI 1205821543
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 48 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
800 E Carpenter St
Springfield, IL 627692413
(217) 544-6464
Additional location
907 W Lincoln Ave
Charleston, IL 619202413
(217) 345-2100
fax (217) 345-8366
Mailing address
111 Oakwood RD
East Peoria, IL 616111853

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
January 11, 2024
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Illinois #036064832
Medicaid
IL #036064832

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205821543. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
7,213
Distinct HCPCS
10
Medicare allowed
$241,862
HCPCS Description Services Patients Avg allowed
77063 Screening 3d breast mammography 1,088 1,088 $28
77067 Screening mammography 1,088 1,088 $35
71045 X-ray of chest, 1 view 589 557 $9
71046 X-ray of chest, 2 views 452 433 $10
77080 Dxa bone density measurement of hip, pelvis, spine 266 266 $9
77067 Screening mammography 225 225 $35
72148 Mri scan of lower spinal canal without contrast 200 197 $69
70450 Ct scan head or brain without contrast 195 189 $38
74177 Ct scan of abdomen and pelvis with contrast 195 185 $86
76642 Limited ultrasound scan of 1 breast 146 132 $34

In context: peer comparison

Among 46 peers in this city , average services per provider: 167. This provider delivers 43× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Omer Aker's medical specialty?
Dr. Omer Aker practices Diagnostic Radiology Physician in Springfield, IL.
Where does Dr. Omer Aker practice?
Dr. Omer Aker practices at 800 E Carpenter St, Springfield, IL 627692413. Office phone: 2175446464.
What is Dr. Omer Aker's NPI?
Dr. Omer Aker's National Provider Identifier (NPI) is 1205821543, issued by NPPES.
Does Dr. Omer Aker accept Medicare assignment?
Yes. Dr. Omer Aker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Omer Aker commonly perform?
Top Medicare-reported procedures in 2023: Screening 3d breast mammography (HCPCS 77063); Screening mammography (HCPCS 77067); X-ray of chest, 1 view (HCPCS 71045). Source: CMS Medicare Physician & Other Practitioners file.