Doctor profile · Federal record

Dr. Karl Magsamen, M.D.

Vascular & Interventional Radiology Physician (CMS: Interventional Radiology) · Diagnostic Radiology Physician · Vascular & Interventional Radiology Physician · Vascular & Interventional Radiology Physician · Vascular & Interventional Radiology Physician · Rockford, IL

  • NPI 1033202536
  • Accepts Medicare
  • MIPS 93.3 / 100 · 2023
  • 28 yrs in practice
  • Licensed in 5 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
1024 S LeMay Ave
Fort Collins, CO 805243929
(970) 495-7000
fax (970) 495-7639
Mailing address
2008 Caribou Dr
Fort Collins, CO 805254325

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
August 14, 2025
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
2085R0204X — NUCC code
State licenses (5)
Texas #U5598 · Delaware #C1-0026240 · Wyoming #10974A · Colorado #DR.0044137 · Nebraska #30092

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033202536. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,015
Distinct HCPCS
10
Medicare allowed
$53,616
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 314 301 $9
77063 Screening 3d breast mammography 173 172 $37
77067 Screening mammography 170 169 $70
71046 X-ray of chest, 2 views 153 152 $11
74177 Ct scan of abdomen and pelvis with contrast 65 65 $88
71046 X-ray of chest, 2 views 63 63 $11
74018 X-ray of abdomen, 1 view 57 56 $9
72100 X-ray of lower and sacral spine, 2-3 views 50 50 $11
73502 X-ray of hip, 2-3 views 50 48 $11
72100 X-ray of lower and sacral spine, 2-3 views 47 47 $12

In context: peer comparison

Among 1 peers in Rockford Vascular & Interventional Radiology Physician, average services per provider: 39. This provider delivers 52× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$74
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Baxter Healthcare 2 $73.52

By nature of payment

Food and Beverage
$74

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Karl Magsamen's medical specialty?
Dr. Karl Magsamen practices Vascular & Interventional Radiology Physician in Rockford, IL.
Where does Dr. Karl Magsamen practice?
Dr. Karl Magsamen practices at 8201 E Riverside Blvd, Rockford, IL 611142300. Office phone: 8159717000.
What is Dr. Karl Magsamen's NPI?
Dr. Karl Magsamen's National Provider Identifier (NPI) is 1033202536, issued by NPPES.
Does Dr. Karl Magsamen accept Medicare assignment?
Yes. Dr. Karl Magsamen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karl Magsamen commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Screening 3d breast mammography (HCPCS 77063); Screening mammography (HCPCS 77067). Source: CMS Medicare Physician & Other Practitioners file.