NPPES file of Aug 9, 2026

Justine Antoinette Walker, FNP

Family Nurse Practitioner · Phoenix, IL

Justine Antoinette Walker, FNP is a family nurse practitioner with a practice address in Phoenix, Illinois, and NPI 1588608095, issued on Jun 15, 2006. Check the license (Illinois 209-000804, 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
1588608095
Name
Justine Antoinette Walker
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
209-000804 IL
Self-reported in NPPES; status is on the state search
Practice location
650 Phoenix Center Dr, Phoenix, IL 60426
Phone
(708) 225-9900
Enumerated
Jun 15, 2006
Record last updated
Jan 26, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(708) 225-9997
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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8 nearest family nurse practitioner records → All 7,639 in Illinois → Look up another NPI →

Verify Justine Antoinette Walker 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 209-000804    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

50 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. Justine Walker50
  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.

Justine Antoinette Walker among 7,639 family nurse practitioner records in Illinois

Justine Antoinette Walker, 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 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 95% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2009 · 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).

Family Nurse Practitioner providers in Illinois

There are 7,639 family nurse practitioner records in Illinois.

All 7,639 in Illinois → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Holden AndradeHarvey, IL 604261336850775
  2. Wyvon Blackwell, MSN, APRN,FNP-CHarvey, IL 604261821398397
  3. Nancy Carter, FNP-BCHarvey, IL 604261417513813
  4. Lanesia Cephus, FNP-CHarvey, IL 604261598120719
  5. Betty Coleman-BradleyHarvey, IL 604261255907283
  6. Monica Jones, FNP-CHarvey, IL 604261588387583
  7. Stephanie Liggons, FNP-BCHarvey, IL 604261053855908
  8. Kelli Nickols, APNHarvey, IL 604261578847489

Common questions

What is Justine Antoinette Walker, FNP's NPI number?

Justine Antoinette Walker, FNP's National Provider Identifier (NPI) is 1588608095, issued on Jun 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Justine Antoinette Walker, FNP located?

The NPPES record lists a practice address at 650 Phoenix Center Dr, Phoenix, IL, 60426. Phone: (708) 225-9900. Providers update this record themselves, so call before visiting.

How can I verify Justine Antoinette Walker, FNP's license?

NPPES lists Illinois license number 209-000804, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Justine Antoinette Walker, FNP prescribe under Medicare Part D?

In 2024, Justine Antoinette Walker, FNP had 50 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.