Registry data as of Aug 27, 2026

Mary Brennan, NP

Nurse Practitioner · Peoria, IL

Mary Brennan, NP is a nurse practitioner with a practice address in Peoria, Illinois, and NPI 1396789509, issued on Jun 16, 2006. Check the license with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1396789509
Name
Mary Brennan
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
Practice location
5401 N Knoxville Ave, Peoria, IL 61614
Phone
(309) 692-1700
Enumerated
Jun 16, 2006
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 5401 N Knoxville Ave

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

  1. Jamie Beversdorf, MDPediatrics Physician1427256965
  2. Tracy Bochantin, M.D.Obstetrics & Gynecology Physician1336255009
  3. Bernadine BrattainSurgical Technologist1902078355
  4. Kristin Budde, PTPhysical Therapist1407955545
  5. Prentiss Carter, MDObstetrics & Gynecology Physician1992808489
  6. Jenecsis Castro-SkoglundInternal Medicine Physician1336251958

Verify Mary Brennan 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.

178 nurse practitioner records list a Peoria practice address

They are 178 of the 4,621 NPPES records with a Peoria practice address, and 4,005 nurse practitioner records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 178 in Peoria → All 4,005 in Illinois → Every provider in Peoria →

Other nurse practitioner records in Illinois

  1. Janice Abadilla, FNP-BCPeoria, IL1548157175
  2. Roseviminda Abano, CNPGurnee, IL1215318555
  3. Philomena AbebePark Ridge, IL1902780174
  4. Milagros Abellera, APNChicago, IL1528076239
  5. Edwina Abloh, APN-CNPSkokie, IL1689314098
  6. Sandra Abraham, CNPDwight, IL1982883245
  7. Hazel Acacio, APNPWauconda, IL1205471679
  8. Anthony Aceto, APRN, FNP-CSchaumburg, IL1891302956
  9. Francisco Acevedo, APRN, CNPMokena, IL1467446930
  10. Ijeoma Achebe, FNPChicago, IL1013498294

Common questions

What is Mary Brennan, NP's NPI number?

Mary Brennan, NP's National Provider Identifier (NPI) is 1396789509, issued on Jun 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary Brennan, NP located?

The NPPES record lists a practice address at 5401 N Knoxville Ave, Peoria, IL, 61614. Phone: (309) 692-1700. Providers update this record themselves, so call before visiting.

How can I verify Mary Brennan, NP's license?

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

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Compiled from official public sources by the editorial process.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.