Angela June Kostner, APN-CNP
Nurse Practitioner · Diamond, IL
Angela June Kostner, APN-CNP is a nurse practitioner with a practice address in Diamond, Illinois, and NPI 1023406980, issued on Dec 30, 2014. Check the license (Illinois 209012316, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Angela June Kostner
- Credential
- APN-CNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- 209012316 IL
209.012316 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1450 E Division St, Diamond, IL 60416
- Phone
- (815) 634-3500
- Enumerated
- Dec 30, 2014
- Record last updated
- Apr 9, 2026
- Fax
- (815) 705-1718
- Medicare enrollment
- Enrolled (PECOS I20180906000813); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,892 in Illinois → Look up another NPI →
Also registered at 1450 E Division St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kaylynn Suste, NPFamily Nurse Practitioner1023560067
Verify Angela June Kostner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209012316Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% fewer Medicare Part D claims than the average nurse practitioner in 2024
407 Medicare Part D claims for 284 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
Most prescribed
- Methylprednisolone81 claims
- Albuterol Sulfate Hfa45 claims
- Prednisone25 claims
- Cephalexin24 claims
- Naproxen21 claims
- Doxycycline Hyclate18 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.
2 hospitals and group practices
- Edward HospitalBolingbrook, IL · Acute Care Hospitals3 of 5 stars
- Endeavor Health Medical GroupNaperville, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Angela June Kostner among 4,892 nurse practitioner records in Illinois
Angela June Kostner, APN-CNP is one of 4,892 nurse practitioner records with a practice address in Illinois. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 28% of them.
- NPI issued2014 · 28% of these records are older, 69% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2014 · median 2018 among the 3,389 with a school on file
- Record last updated2026 · 36% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 nurse practitioner record lists a practice address in Diamond
They are 1 of the 15 NPPES records with a practice address in Diamond, and 4,892 nurse practitioner records in Illinois.
All 4,892 in Illinois → Every provider in Diamond → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Kristen BugajskiChicago Ridge, IL 604151497568133
- Desirae Demarco, APNChicago Ridge, IL 604151821628710
- Amy Erickson, APRNChicago Ridge, IL 604151750255253
- James Gordon, NPChicago Ridge, IL 604151972335024
- Shahira HalimChicago Ridge, IL 604151124796941
- Caleigh Jaskierski, APRNChicago Ridge, IL 604151659106268
- Lilly Park, NPChicago Ridge, IL 604151346929601
- Charmaine PelayoChicago Ridge, IL 604151366084725
Common questions
What is Angela June Kostner, APN-CNP's NPI number?
Angela June Kostner, APN-CNP's National Provider Identifier (NPI) is 1023406980, issued on Dec 30, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Angela June Kostner, APN-CNP located?
The NPPES record lists a practice address at 1450 E Division St, Diamond, IL, 60416. Phone: (815) 634-3500. Providers update this record themselves, so call before visiting.
How can I verify Angela June Kostner, APN-CNP's license?
NPPES lists Illinois license number 209012316, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Angela June Kostner, APN-CNP prescribe under Medicare Part D?
In 2024, Angela June Kostner, APN-CNP had 407 Medicare Part D claims for 284 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.