Sarah B. Mathias
Nurse Practitioner · Wilmette, IL
Sarah B. Mathias is a nurse practitioner with a practice address in Wilmette, Illinois, and NPI 1629648530, issued on Jul 1, 2021. Check the license (Illinois 209-023457, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sarah B. Mathias
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- 209-023457 IL
209.023457 IL
Self-reported in NPPES; status is on the state search - Practice location
- 3232 Lake Ave, Wilmette, IL 60091
- Phone
- (847) 318-9330
- Enumerated
- Jul 1, 2021
- Record last updated
- Apr 30, 2025
- Fax
- (847) 256-2313
- Medicare enrollment
- Enrolled (PECOS I20230131002028); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,892 in Illinois → Look up another NPI →
Also registered at 3232 Lake Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Irene AsaadPharmacist1447687793
- Caitlin Davies, PHARMDPharmacist1700213386
- Amanda Digangi, PTPhysical Therapist1932576352
- Heidi HansfieldSpeech-Language Pathologist1871999375
- Meagan Horwath, M.S, CF-SLPSpeech-Language Pathologist1821645706
- Jennifer Kim, PHARM.DPharmacist1306268883
Verify Sarah B. Mathias in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209-023457Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average nurse practitioner in 2024
35 Medicare Part D claims, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
Most prescribed
- Dextroamphetamine-Amphet Er13 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
- Advocate Health And Hospitals CorporationBuffalo Grove, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sarah B. Mathias among 4,892 nurse practitioner records in Illinois
Sarah B. Mathias 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 2021, is newer than 67% of them.
- NPI issued2021 · 67% of these records are older, 27% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2021 · median 2018 among the 3,389 with a school on file
- Record last updated2025 · 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).
8 nurse practitioner records list a practice address in Wilmette
They are 8 of the 568 NPPES records with a practice address in Wilmette, and 4,892 nurse practitioner records in Illinois.
All 4,892 in Illinois → Every provider in Wilmette → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Alyssa AdamusWilmette, IL 600911609585140
- Samantha Espinoza, DNP PNP-PCWilmette, IL 600911497576151
- Ievgeniia Krasnopolskiy, NPWilmette, IL 600911780044263
- Tracy Kruger, CPNPWilmette, IL 600911720381726
- Laura RoggeWilmette, IL 600911952171019
- Dilshad Tajuddin, APNWilmette, IL 600911801352414
- Hina Valiani, APRNWilmette, IL 600911285325407
- Mary Kronenburger, APN, FNPWheeling, IL 600901609978865
Common questions
What is Sarah B. Mathias's NPI number?
Sarah B. Mathias's National Provider Identifier (NPI) is 1629648530, issued on Jul 1, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Sarah B. Mathias located?
The NPPES record lists a practice address at 3232 Lake Ave, Wilmette, IL, 60091. Phone: (847) 318-9330. Providers update this record themselves, so call before visiting.
How can I verify Sarah B. Mathias's license?
NPPES lists Illinois license number 209-023457, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Sarah B. Mathias prescribe under Medicare Part D?
In 2024, Sarah B. Mathias had 35 Medicare Part D claims; 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.