NPPES file of Aug 9, 2026

Kelsey Ann Brzuszkiewicz, NP-C

Family Nurse Practitioner · Chicago, IL

Kelsey Ann Brzuszkiewicz, NP-C is a family nurse practitioner with a practice address in Chicago, Illinois, and NPI 1477172005, issued on Apr 14, 2020. Check the license (Illinois 209.021875, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1477172005
Name
Kelsey Ann Brzuszkiewicz
Credential
NP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
209.021875 IL
041.455907 IL
Self-reported in NPPES; status is on the state search
Practice location
1725 W Harrison St Ste 155, Chicago, IL 60612
Phone
(312) 942-4300
Enumerated
Apr 14, 2020
Record last updated
Jan 27, 2023
Fax
(312) 942-6685
Medicare enrollment
Enrolled (PECOS I20201026001964); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Kelsey Ann Brzuszkiewicz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 209.021875
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Illinois license search

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96% fewer Medicare Part D claims than the average family nurse practitioner in 2024

56 Medicare Part D claims for 47 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Kelsey Brzuszkiewicz56
  2. Specialty average1,305

Most prescribed

  1. Sulfamethoxazole-Trimethoprim12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Rush University Medical GroupChicago, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Kelsey Ann Brzuszkiewicz among 7,639 family nurse practitioner records in Illinois

Kelsey Ann Brzuszkiewicz, NP-C is one of 7,639 family nurse practitioner records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 59% of them.

  • NPI issued2020 · 59% of these records are older, 35% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2019 · median 2018 among the 4,778 with a school on file
  • Record last updated2023 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,567 family nurse practitioner records list a practice address in Chicago

They are 1,567 of the 63,379 NPPES records with a practice address in Chicago, and 7,639 family nurse practitioner records in Illinois.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Barbara Brown, NURSE PRACTITIONERChicago, IL 606121225065352
  2. Cynthia Davis, FNPChicago, IL 606121902897028
  3. Karen Davis, NPChicago, IL 606121740243997
  4. Marie Digiacomo, NPChicago, IL 606121164435269
  5. Lauren Foster, CNPChicago, IL 606121376515379
  6. Patricia Knowles, APN, NP-CChicago, IL 606121912927062
  7. Sarah Lau, APNChicago, IL 606121548254378
  8. Christine Maclean, NPCChicago, IL 606121740210004

Common questions

What is Kelsey Ann Brzuszkiewicz, NP-C's NPI number?

Kelsey Ann Brzuszkiewicz, NP-C's National Provider Identifier (NPI) is 1477172005, issued on Apr 14, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Kelsey Ann Brzuszkiewicz, NP-C located?

The NPPES record lists a practice address at 1725 W Harrison St Ste 155, Chicago, IL, 60612. Phone: (312) 942-4300. Providers update this record themselves, so call before visiting.

How can I verify Kelsey Ann Brzuszkiewicz, NP-C's license?

NPPES lists Illinois license number 209.021875, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Kelsey Ann Brzuszkiewicz, NP-C prescribe under Medicare Part D?

In 2024, Kelsey Ann Brzuszkiewicz, NP-C had 56 Medicare Part D claims for 47 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.