Doctor profile · Federal record

Dr. Warren Spencer, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Cedar Rapids, IA

  • NPI 1043475247
  • Accepts Medicare
  • 19 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1948 1St Ave Ne
Cedar Rapids, IA 524025321
(319) 364-0121
fax (319) 364-5684

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Profile last updated
December 21, 2015
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (2)
Iowa #40113 · Iowa #R8296
Medicaid
IA #1043475247

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043475247. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
8,462
Distinct HCPCS
10
Medicare allowed
$289,535
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 854 679 $9
77067 Screening mammography 838 838 $35
77063 Screening 3d breast mammography 813 813 $28
71046 X-ray of chest, 2 views 562 533 $10
70450 Ct scan head or brain without contrast 412 394 $39
77080 Dxa bone density measurement of hip, pelvis, spine 412 412 $9
74177 Ct scan of abdomen and pelvis with contrast 276 272 $85
76882 Limited ultrasound scan of joint or other extremity structure except blood vessels 230 164 $32
71250 Ct scan of chest without contrast 229 223 $50
71275 Ct scan of blood vessels of chest with contrast 183 179 $84

In context: peer comparison

Among 15 peers in Cedar Rapids Diagnostic Radiology Physician, average services per provider: 74. This provider delivers 114× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Warren Spencer's medical specialty?
Dr. Warren Spencer practices Diagnostic Radiology Physician in Cedar Rapids, IA.
Where does Dr. Warren Spencer practice?
Dr. Warren Spencer practices at 1948 1St Ave Ne, Cedar Rapids, IA 524025321. Office phone: 3193640121.
What is Dr. Warren Spencer's NPI?
Dr. Warren Spencer's National Provider Identifier (NPI) is 1043475247, issued by NPPES.
Does Dr. Warren Spencer accept Medicare assignment?
Yes. Dr. Warren Spencer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Warren Spencer commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Screening mammography (HCPCS 77067); Screening 3d breast mammography (HCPCS 77063). Source: CMS Medicare Physician & Other Practitioners file.