Doctor profile · Federal record

Dr. Agnieszka Gaszak, MSN, APRN, FNP-C

Family Nurse Practitioner · Willowbrook, IL

  • NPI 1760263123
  • 3 yrs on file
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
40 75Th St
Willowbrook, IL 605272325
(630) 581-5327
Mailing address
185 Carthage Ln
Hoffman Estates, IL 601691823

Credentials & registration

NPPES · NUCC
NPI registered
October 2023 — 3 yrs on file
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Illinois #209.028291

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1760263123. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
23
Distinct HCPCS
2
Medicare allowed
$1,364
HCPCS Description Services Patients Avg allowed
87811 Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 12 12 $41
99213 Established patient office or other outpatient visit, 20-29 minutes 11 11 $80

In context: peer comparison

Among 15 peers in this city , average services per provider: 69. This provider delivers 0.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$69
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Phadia US Inc. 1 $68.94

By nature of payment

Food and Beverage
$69

Frequently asked questions

Auto-generated from federal data
What is Dr. Agnieszka Gaszak's medical specialty?
Dr. Agnieszka Gaszak practices Family Nurse Practitioner in Willowbrook, IL.
Where does Dr. Agnieszka Gaszak practice?
Dr. Agnieszka Gaszak practices at 40 75Th St, Willowbrook, IL 605272325. Office phone: 6305815327.
What is Dr. Agnieszka Gaszak's NPI?
Dr. Agnieszka Gaszak's National Provider Identifier (NPI) is 1760263123, issued by NPPES.
What procedures does Dr. Agnieszka Gaszak commonly perform?
Top Medicare-reported procedures in 2023: Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) (HCPCS 87811); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.