Doctor profile · Federal record

Dr. Aaron Janos, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Little Rock, AR

  • NPI 1003819996
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
500 South University Avenue, Suite 101
Little Rock, AR 722055324
(501) 664-3914
fax (501) 664-5246

Credentials & registration

NPPES · NUCC
NPI registered
May 2005 — 21 yrs on file
Profile last updated
November 19, 2013
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Arkansas #E-2293
Medicaid
AR #140287001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003819996. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,748
Distinct HCPCS
10
Medicare allowed
$191,472
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 1,503 1,233 $8
71046 X-ray of chest, 2 views 348 335 $10
70450 Ct scan head or brain without contrast 227 222 $37
74177 Ct scan of abdomen and pelvis with contrast 185 182 $80
78815 Nuclear medicine study from skull base to mid-thigh with ct scan 185 162 $106
78452 Nuclear medicine studies of heart muscle at rest and with stress and spect 177 177 $70
78306 Nuclear medicine study of bone and/or joint whole body 158 147 $36
74176 Ct scan of abdomen and pelvis without contrast 145 143 $77
74018 X-ray of abdomen, 1 view 137 128 $8
71260 Ct scan of chest with contrast 123 121 $50

In context: peer comparison

Among 44 peers in Little Rock Diagnostic Radiology Physician, average services per provider: 175. This provider delivers 33× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$213
Transactions
7
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Inari Medical, INC. 3 $72.76
Penumbra, INC. 1 $65.67
Becton, Dickinson and Company 1 $38.23
Sirtex Medical INC 1 $20.28
Medtronic, INC. 1 $16.40

By nature of payment

Food and Beverage
$213

Frequently asked questions

Auto-generated from federal data
What is Dr. Aaron Janos's medical specialty?
Dr. Aaron Janos practices Diagnostic Radiology Physician in Little Rock, AR.
Where does Dr. Aaron Janos practice?
Dr. Aaron Janos practices at 500 South University Avenue, Little Rock, AR 722055324. Office phone: 5016643914.
What is Dr. Aaron Janos's NPI?
Dr. Aaron Janos's National Provider Identifier (NPI) is 1003819996, issued by NPPES.
Does Dr. Aaron Janos accept Medicare assignment?
Yes. Dr. Aaron Janos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aaron Janos 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.