Doctor profile · Federal record

Dr. Katarzyna Scigacz

Internal Medicine Physician (CMS: Hospitalist) · Naperville, IL

  • NPI 1558723585
  • Accepts Medicare
  • 10 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1512 N Naper Blvd Bldg Suite176
Naperville, IL 605631521
(630) 526-4010
fax (630) 526-4014
Mailing address
29373 Network Pl
Chicago, IL 606731293

Credentials & registration

NPPES · NUCC
NPI registered
March 2016 — 10 yrs on file
Profile last updated
May 4, 2022
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036.149221

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558723585. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
712
Distinct HCPCS
10
Medicare allowed
$63,891
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 166 102 $130
36415 Insertion of needle into vein for collection of blood sample 159 99 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 74 74 $133
99213 Established patient office or other outpatient visit, 20-29 minutes 52 45 $90
99215 Established patient office or other outpatient visit, 40-54 minutes 51 44 $183
G0008 Administration of influenza virus vaccine 48 48 $31
90662 Influenza vaccine split virus, preservative free 44 44 $69
83036 Hemoglobin a1c level 30 25 $9
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 25 25 $283
99204 New patient office or other outpatient visit, 45-59 minutes 25 25 $174

In context: peer comparison

Among 37 peers in Naperville Internal Medicine Physician, average services per provider: 101. This provider delivers 7.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$518
Transactions
10
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Novo Nordisk INC 4 $224.34
Lilly USA, LLC 5 $161.96
Esperion Therapeutics, INC. 1 $131.86

By nature of payment

Food and Beverage
$518

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
824
Patients
379
Total drug cost
$138,668
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 126 57 $1,916
Levothyroxine Sodium Generic 101 42 $1,347
Rosuvastatin Calcium Generic 72 36 $2,023
Metformin Hcl ER (Metformin Hcl) Brand 60 23 $300
Jardiance (Empagliflozin) Brand 57 23 $70,432
Amlodipine Besylate Generic 56 28 $457
Metformin Hcl Generic 47 23 $509
Ozempic (Semaglutide) Brand 47 16 $58,182
Gabapentin Generic 42 17 $638
Losartan Potassium Generic 42 26 $363

Frequently asked questions

Auto-generated from federal data
What is Dr. Katarzyna Scigacz's medical specialty?
Dr. Katarzyna Scigacz practices Internal Medicine Physician in Naperville, IL.
Where does Dr. Katarzyna Scigacz practice?
Dr. Katarzyna Scigacz practices at 1512 N Naper Blvd Bldg Suite176, Naperville, IL 605631521. Office phone: 6305264010.
What is Dr. Katarzyna Scigacz's NPI?
Dr. Katarzyna Scigacz's National Provider Identifier (NPI) is 1558723585, issued by NPPES.
Does Dr. Katarzyna Scigacz accept Medicare assignment?
Yes. Dr. Katarzyna Scigacz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katarzyna Scigacz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.