NPPES file of Aug 9, 2026

Jillian Marie Perreault, FNP

Family Nurse Practitioner · Chicago, IL

Jillian Marie Perreault, FNP is a family nurse practitioner with a practice address in Chicago, Illinois, and NPI 1871256396, issued on Oct 21, 2021. Check the license 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
1871256396
Name
Jillian Marie Perreault
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
4704394707 MI
348430 NY
Self-reported in NPPES; status is on the state search
Practice location
100 S Wacker Dr Ste 1600, Chicago, IL 60606
Phone
(855) 560-0094
Enumerated
Oct 21, 2021
Record last updated
Jul 20, 2023
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 100 S Wacker Dr Ste 1600

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Tiara Woodard, FNP, APRNFamily Nurse Practitioner1396452389

Verify Jillian Marie Perreault in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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99% fewer Medicare Part D claims than the average family nurse practitioner in 2024

11 Medicare Part D claims, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Jillian Perreault11
  2. Specialty average1,305

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.

Jillian Marie Perreault among 7,639 family nurse practitioner records in Illinois

Jillian Marie Perreault, FNP 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 2021, is newer than 65% of them.

  • NPI issued2021 · 65% of these records are older, 28% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • 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. Mohammed Hashim, FNPChicago, IL 606061194278929
  2. Devin Haub, FNP-CChicago, IL 606061952835910
  3. Tifany Jamison, APN, FNP-BCChicago, IL 606061285184150
  4. Mary Jones, FNP-CChicago, IL 606061720433048
  5. Lauren Kemp, DNPChicago, IL 606061578019303
  6. Natalia Klusacek, APRN, FNP-CChicago, IL 606061497142285
  7. Jessica Mendez, APRN,FNP-CChicago, IL 606061487125704
  8. Palka Patel, APRN,FNP-CChicago, IL 606061144777830

Common questions

What is Jillian Marie Perreault, FNP's NPI number?

Jillian Marie Perreault, FNP's National Provider Identifier (NPI) is 1871256396, issued on Oct 21, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Jillian Marie Perreault, FNP located?

The NPPES record lists a practice address at 100 S Wacker Dr Ste 1600, Chicago, IL, 60606. Phone: (855) 560-0094. Providers update this record themselves, so call before visiting.

How can I verify Jillian Marie Perreault, FNP's license?

Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Jillian Marie Perreault, FNP prescribe under Medicare Part D?

In 2024, Jillian Marie Perreault, FNP had 11 Medicare Part D claims; 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.