Wendy Slick, APN
Nurse Practitioner · Rockford, IL
Wendy Slick, APN is a nurse practitioner with a practice address in Rockford, Illinois, and NPI 1144766817, issued on Jan 18, 2017. Check the license (Illinois 209-015475, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Wendy Slick
- Credential
- APN
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 209-015475 IL
Self-reported in NPPES; status is on the state search - Practice location
- 5666 E State St, Rockford, IL 61108
- Phone
- (815) 921-8929
- Enumerated
- Jan 18, 2017
- Record last updated
- Jan 18, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20170213000783); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,892 in Illinois → Look up another NPI →
Also registered at 5666 E State St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Wendy Slick in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209-015475Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average nurse practitioner in 2024
26 Medicare Part D claims for 13 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
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
- Osf Multi-Specialty GroupRockford, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Wendy Slick among 4,892 nurse practitioner records in Illinois
Wendy Slick, 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 2017, is newer than 42% of them.
- NPI issued2017 · 42% of these records are older, 53% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2016 · median 2018 among the 3,389 with a school on file
- Record last updated2017 · 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).
129 nurse practitioner records list a practice address in Rockford
They are 129 of the 3,893 NPPES records with a practice address in Rockford, and 4,892 nurse practitioner records in Illinois.
All 4,892 in Illinois → Every provider in Rockford → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Michelle Barrett, APRNRockford, IL 611081235792045
- Deanna BergRockford, IL 611081750941357
- Amy Kroos, NPRockford, IL 611081053785790
- Deana Mayer, APN, CNPRockford, IL 611081558897421
- Linda Parish, R.N. N.P.Rockford, IL 611081972607513
- Heidi Pena, APRNRockford, IL 611081962196170
- Katherine Schlesinger, APNRockford, IL 611081821635566
- Brenda Sims, FNPRockford, IL 611081407348337
Common questions
What is Wendy Slick, APN's NPI number?
Wendy Slick, APN's National Provider Identifier (NPI) is 1144766817, issued on Jan 18, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Wendy Slick, APN located?
The NPPES record lists a practice address at 5666 E State St, Rockford, IL, 61108. Phone: (815) 921-8929. Providers update this record themselves, so call before visiting.
How can I verify Wendy Slick, APN's license?
NPPES lists Illinois license number 209-015475, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Wendy Slick, APN prescribe under Medicare Part D?
In 2024, Wendy Slick, APN had 26 Medicare Part D claims for 13 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.