Diana Marie Stefanik, APN
Nurse Practitioner · Joliet, IL
Diana Marie Stefanik, APN is a nurse practitioner with a practice address in Joliet, Illinois, and NPI 1881057917, issued on Apr 5, 2016. Check the license (Illinois 209014143, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Diana Marie Stefanik
- Credential
- APN
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 209014143 IL
Self-reported in NPPES; status is on the state search - Practice location
- 951 Essington RD, Joliet, IL 60435
- Phone
- (630) 323-6116
- Enumerated
- Apr 5, 2016
- Record last updated
- Jun 15, 2026
- Medicare enrollment
- Enrolled (PECOS I20170111000153); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,892 in Illinois → Look up another NPI →
Also registered at 951 Essington RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Diana Marie Stefanik in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209014143Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average nurse practitioner in 2024
50 Medicare Part D claims for 29 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 11 claims were for opioids.
Most prescribed
- Levetiracetam24 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
- Health Service Systems, IncNew Lenox, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Diana Marie Stefanik among 4,892 nurse practitioner records in Illinois
Diana Marie Stefanik, APN 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 2016, is newer than 36% of them.
- NPI issued2016 · 36% of these records are older, 58% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2009 · 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).
33 nurse practitioner records list a practice address in Joliet
They are 33 of the 2,047 NPPES records with a practice address in Joliet, and 4,892 nurse practitioner records in Illinois.
All 4,892 in Illinois → Every provider in Joliet → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Sherri Albert, APNJoliet, IL 604351013382209
- Amanda BenjaminJoliet, IL 604351467859454
- Tonya Collins, APN-CNPJoliet, IL 604351659821197
- Angela Costea, FNP-BCJoliet, IL 604351255923371
- Claudia Heald, APRNJoliet, IL 604351619501426
- Amanda Jenkins, APNJoliet, IL 604351801341136
- Lydia Pelc, FNP-BCJoliet, IL 604351770258741
- Stacey RogersJoliet, IL 604351033621024
Common questions
What is Diana Marie Stefanik, APN's NPI number?
Diana Marie Stefanik, APN's National Provider Identifier (NPI) is 1881057917, issued on Apr 5, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Diana Marie Stefanik, APN located?
The NPPES record lists a practice address at 951 Essington RD, Joliet, IL, 60435. Phone: (630) 323-6116. Providers update this record themselves, so call before visiting.
How can I verify Diana Marie Stefanik, APN's license?
NPPES lists Illinois license number 209014143, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Diana Marie Stefanik, APN prescribe under Medicare Part D?
In 2024, Diana Marie Stefanik, APN had 50 Medicare Part D claims for 29 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.