Doctor profile · Federal record

Dr. Anthony Loewen, MD

Surgery Physician (CMS: General Surgery) · Surgery Physician · Surgery Physician · Huron, SD

  • NPI 1619350469
  • Accepts Medicare
  • MIPS 14.2 / 100 · 2023
  • 11 yrs in practice
  • Licensed in 3 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
118 3Rd St Se
Huron, SD 573502502
(605) 352-2117

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Profile last updated
October 24, 2023
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
208600000X — NUCC code
State licenses (3)
South Dakota #12082 · North Dakota #RL13765 · Colorado #TL.0006386

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619350469. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
511
Distinct HCPCS
8
Medicare allowed
$75,068
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 158 158 $160
45380 Biopsy of large bowel using a flexible endoscope 100 99 $115
99215 Established patient office or other outpatient visit, 40-54 minutes 85 70 $173
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 58 58 $92
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 48 48 $237
99214 Established patient office or other outpatient visit, 30-39 minutes 29 28 $123
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 19 11 $47
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 14 14 $171

In context: peer comparison

Among 1 peers in this city , average services per provider: 63. This provider delivers 8.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
41
Patients
32
Total drug cost
$460
Drug Type Claims Patients Total cost
Omeprazole Generic 23 15 $389
Oxycodone Hcl Generic 18 17 $71

Frequently asked questions

Auto-generated from federal data
What is Dr. Anthony Loewen's medical specialty?
Dr. Anthony Loewen practices Surgery Physician in Huron, SD.
Where does Dr. Anthony Loewen practice?
Dr. Anthony Loewen practices at 118 3Rd St Se, Huron, SD 573502502. Office phone: 6053522117.
What is Dr. Anthony Loewen's NPI?
Dr. Anthony Loewen's National Provider Identifier (NPI) is 1619350469, issued by NPPES.
Does Dr. Anthony Loewen accept Medicare assignment?
Yes. Dr. Anthony Loewen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anthony Loewen commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.