Doctor profile · Federal record

Dr. Gary Swenson, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Mason City, IA

  • NPI 1437102936
  • Accepts Medicare
  • MIPS 92.2 / 100 · 2023
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1010 4Th St Sw, Suite 100
Mason City, IA 504012857
(641) 424-0102
fax (641) 424-8059
Mailing address
1416 6Th St Sw
Mason City, IA 504014818

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
February 24, 2021
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Iowa #34478
Medicaid
IA #0280958

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437102936. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,449
Distinct HCPCS
10
Medicare allowed
$107,271
HCPCS Description Services Patients Avg allowed
77067 Screening mammography 1,000 1,000 $35
77063 Screening 3d breast mammography 984 984 $28
77080 Dxa bone density measurement of hip, pelvis, spine 836 836 $9
71046 X-ray of chest, 2 views 277 273 $10
71045 X-ray of chest, 1 view 189 181 $8
73502 X-ray of hip, 2-3 views 79 79 $10
72110 X-ray of lower and sacral spine, minimum of 4 views 73 73 $12
73030 X-ray of shoulder, minimum of 2 views 66 66 $9
76642 Limited ultrasound scan of 1 breast 65 64 $32
70450 Ct scan head or brain without contrast 55 55 $39

In context: peer comparison

Among 6 peers in Mason City Diagnostic Radiology Physician, average services per provider: 78. This provider delivers 57× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Gary Swenson's medical specialty?
Dr. Gary Swenson practices Diagnostic Radiology Physician in Mason City, IA.
Where does Dr. Gary Swenson practice?
Dr. Gary Swenson practices at 1010 4Th St Sw, Mason City, IA 504012857. Office phone: 6414240102.
What is Dr. Gary Swenson's NPI?
Dr. Gary Swenson's National Provider Identifier (NPI) is 1437102936, issued by NPPES.
Does Dr. Gary Swenson accept Medicare assignment?
Yes. Dr. Gary Swenson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gary Swenson commonly perform?
Top Medicare-reported procedures in 2023: Screening mammography (HCPCS 77067); Screening 3d breast mammography (HCPCS 77063); Dxa bone density measurement of hip, pelvis, spine (HCPCS 77080). Source: CMS Medicare Physician & Other Practitioners file.