Doctor profile · Federal record

Dr. Katarzyna Kaczmarczyk, M.D.

Critical Care Medicine (Internal Medicine) Physician (CMS: Critical Care (Intensivists)) · Pulmonary Disease Physician · Pulmonary Disease Physician · Winfield, IL

  • NPI 1275979692
  • Accepts Medicare
  • 13 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
25 N Winfield RD Ste 202
Winfield, IL 601901379
(630) 933-4700
fax (630) 933-4427
Additional location
4400 E Flamingo Ave, Ste 200
Nampa, ID 83687
(208) 302-2100
fax (208) 302-2125

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
October 30, 2023
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State licenses (3)
Illinois #036164796 · Idaho #M-15136 · Oregon #MD201505

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275979692. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
307
Distinct HCPCS
6
Medicare allowed
$19,227
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 81 48 $204
94729 Test to examine how well the lungs exchange gases 70 70 $8
94726 Test to determine lung volumes using sensors 68 68 $11
94060 Test to measure expiratory airflow and volume changes before and after medication administration 55 55 $10
94010 Test to measure expiratory airflow and volume 19 19 $8
36620 Insertion of artery tube for blood sampling or infusion through skin 14 14 $46

In context: peer comparison

Among 7 peers in Winfield Critical Care Medicine (Internal Medicine) Physician, average services per provider: 72. This provider delivers 4.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
104
Patients
0
Total drug cost
$47,940
Drug Type Claims Patients Total cost
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 29 0 $22,562
Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) Brand 16 0 $18,714
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 15 0 $295
Fluticasone Propionate Generic 11 0 $117
Levalbuterol Tartrate Hfa (Levalbuterol Tartrate) Brand 11 0 $599
Potassium Chloride Generic 11 0 $107
Stiolto Respimat (Tiotropium Br/Olodaterol Hcl) Brand 11 0 $5,547

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Katarzyna Kaczmarczyk's medical specialty?
Dr. Katarzyna Kaczmarczyk practices Critical Care Medicine (Internal Medicine) Physician in Winfield, IL.
Where does Dr. Katarzyna Kaczmarczyk practice?
Dr. Katarzyna Kaczmarczyk practices at 25 N Winfield RD Ste 202, Winfield, IL 601901379. Office phone: 6309334700.
What is Dr. Katarzyna Kaczmarczyk's NPI?
Dr. Katarzyna Kaczmarczyk's National Provider Identifier (NPI) is 1275979692, issued by NPPES.
Does Dr. Katarzyna Kaczmarczyk accept Medicare assignment?
Yes. Dr. Katarzyna Kaczmarczyk accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katarzyna Kaczmarczyk commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Test to examine how well the lungs exchange gases (HCPCS 94729); Test to determine lung volumes using sensors (HCPCS 94726). Source: CMS Medicare Physician & Other Practitioners file.