Doctor profile · Federal record

Dr. Ari Plosker, M.D.

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

  • NPI 1639141682
  • Accepts Medicare
  • 27 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 5 locations .

NPPES Updated May 11, 2026
Primary practice
8201 E Riverside Blvd
Rockford, IL 611142300
(815) 971-7000
Additional location
875 S Route 31
Crystal Lake, IL 600148190
(779) 220-5500
Additional location
901 Grant St
Harvard, IL 600331821
(815) 943-5431
Show 2 more locations
Additional location
4755 Ogletown Stanton Road
Newark, DE 197182200
(302) 733-1840
fax (302) 733-1633
Additional location
19829 N 27Th Ave
Phoenix, AZ 850274001
(623) 879-5720
Mailing address
10835 N 25Th Ave, Ste 240
Phoenix, AZ 850293458

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
August 8, 2025
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (3)
Arizona #33557 · Florida #ME140043 · Delaware #C1-0025581
Medicaid
AZ #931396

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639141682. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,704
Distinct HCPCS
10
Medicare allowed
$203,403
HCPCS Description Services Patients Avg allowed
70450 Ct scan head or brain without contrast 798 768 $40
74177 Ct scan of abdomen and pelvis with contrast 343 340 $85
71045 X-ray of chest, 1 view 285 279 $9
74176 Ct scan of abdomen and pelvis without contrast 221 217 $82
71250 Ct scan of chest without contrast 168 164 $51
70551 Mri scan of brain without contrast 165 162 $70
72148 Mri scan of lower spinal canal without contrast 144 143 $69
71275 Ct scan of blood vessels of chest with contrast 125 125 $85
72125 Ct scan of upper spine without contrast 121 120 $46
71046 X-ray of chest, 2 views 111 110 $10

In context: peer comparison

Among 21 peers in Rockford Diagnostic Radiology Physician, average services per provider: 121. This provider delivers 31× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ari Plosker's medical specialty?
Dr. Ari Plosker practices Diagnostic Radiology Physician in Rockford, IL.
Where does Dr. Ari Plosker practice?
Dr. Ari Plosker practices at 8201 E Riverside Blvd, Rockford, IL 611142300. Office phone: 8159717000.
What is Dr. Ari Plosker's NPI?
Dr. Ari Plosker's National Provider Identifier (NPI) is 1639141682, issued by NPPES.
Does Dr. Ari Plosker accept Medicare assignment?
Yes. Dr. Ari Plosker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ari Plosker commonly perform?
Top Medicare-reported procedures in 2023: Ct scan head or brain without contrast (HCPCS 70450); Ct scan of abdomen and pelvis with contrast (HCPCS 74177); X-ray of chest, 1 view (HCPCS 71045). Source: CMS Medicare Physician & Other Practitioners file.