Doctor profile · Federal record

Dr. Anthony Pfeiffer, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Sioux Falls, SD

  • NPI 1104189497
  • Accepts Medicare
  • MIPS 76.7 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1305 W 18Th St
Sioux Falls, SD 571050401
(605) 333-1000

Credentials & registration

NPPES · NUCC
NPI registered
June 2012 — 14 yrs on file
Profile last updated
June 27, 2017
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Pennsylvania #MT201273

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104189497. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
557
Distinct HCPCS
5
Medicare allowed
$68,709
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 290 285 $168
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 131 131 $8
99284 Emergency department visit with moderate level of medical decision making 69 69 $116
99291 Critical care, first 30-74 minutes 48 48 $203
99283 Emergency department visit with low level of medical decision making 19 19 $62

In context: peer comparison

Among 27 peers in this city , average services per provider: 97. This provider delivers 5.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
138
Patients
138
Total drug cost
$1,231
Drug Type Claims Patients Total cost
Ondansetron Odt (Ondansetron) Brand 24 24 $179
Prednisone Generic 24 24 $58
Azithromycin Generic 20 20 $97
Cefdinir Generic 20 20 $456
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 18 18 $62
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 16 16 $247
Cephalexin Generic 16 16 $132

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Anthony Pfeiffer's medical specialty?
Dr. Anthony Pfeiffer practices Emergency Medicine Physician in Sioux Falls, SD.
Where does Dr. Anthony Pfeiffer practice?
Dr. Anthony Pfeiffer practices at 1305 W 18Th St, Sioux Falls, SD 571050401. Office phone: 6053331000.
What is Dr. Anthony Pfeiffer's NPI?
Dr. Anthony Pfeiffer's National Provider Identifier (NPI) is 1104189497, issued by NPPES.
Does Dr. Anthony Pfeiffer accept Medicare assignment?
Yes. Dr. Anthony Pfeiffer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anthony Pfeiffer commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.