Doctor profile · Federal record

Dr. Miroslaw Mazurczak, M.D.

Hematology & Oncology Physician (CMS: Medical Oncology) · Sioux Falls, SD

  • NPI 1437155140
  • Accepts Medicare
  • MIPS 76.7 / 100 · 2023
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1309 W 17Th St, Ste 101
Sioux Falls, SD 571048805
(605) 328-8000
fax (605) 328-8001
Mailing address
Po Box 5074
Sioux Falls, SD 571175074

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
March 25, 2022
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
South Dakota #4451
Medicaid
SD #6003705

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437155140. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
833
Distinct HCPCS
6
Medicare allowed
$84,248
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 604 272 $95
99215 Established patient office or other outpatient visit, 40-54 minutes 76 56 $139
99213 Established patient office or other outpatient visit, 20-29 minutes 57 53 $64
99204 New patient office or other outpatient visit, 45-59 minutes 44 44 $127
99205 New patient office or other outpatient visit, 60-74 minutes 28 28 $175
99214 Established patient office or other outpatient visit, 30-39 minutes 24 20 $96

In context: peer comparison

Among 10 peers in this city , average services per provider: 333. This provider delivers 2.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$291
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
ADC Therapeutics America, Inc. 1 $124.14
AstraZeneca Pharmaceuticals LP 1 $74.39
Novartis Pharmaceuticals Corporation 1 $67.97
Tactile Systems Technology Inc 1 $24.43

By nature of payment

Food and Beverage
$291

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
645
Patients
170
Total drug cost
$559,764
Drug Type Claims Patients Total cost
Dexamethasone Generic 97 32 $522
Anastrozole Generic 82 32 $2,389
Acyclovir Generic 68 0 $901
Prednisone Generic 53 17 $241
Tamoxifen Citrate Generic 52 19 $1,664
Prochlorperazine Maleate Generic 43 33 $789
Bicalutamide Generic 35 0 $707
Olanzapine Generic 31 0 $107
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 31 0 $108
Ondansetron Hcl Generic 29 21 $481

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Miroslaw Mazurczak's medical specialty?
Dr. Miroslaw Mazurczak practices Hematology & Oncology Physician in Sioux Falls, SD.
Where does Dr. Miroslaw Mazurczak practice?
Dr. Miroslaw Mazurczak practices at 1309 W 17Th St, Sioux Falls, SD 571048805. Office phone: 6053288000.
What is Dr. Miroslaw Mazurczak's NPI?
Dr. Miroslaw Mazurczak's National Provider Identifier (NPI) is 1437155140, issued by NPPES.
Does Dr. Miroslaw Mazurczak accept Medicare assignment?
Yes. Dr. Miroslaw Mazurczak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Miroslaw Mazurczak commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.