NPPES file of Aug 9, 2026

Jennifer D. Wesselman-Williams, NP

Nurse Practitioner · Maryville, IL

Jennifer D. Wesselman-Williams, NP is a nurse practitioner with a practice address in Maryville, Illinois, and NPI 1073843967, issued on Dec 28, 2009. Check the license (Illinois 209007965, 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
1073843967
Name
Jennifer D. Wesselman-Williams
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
209007965 IL
Self-reported in NPPES; status is on the state search
Practice location
2236 Vadalabene Dr, Maryville, IL 62062
Phone
(618) 726-2229
Enumerated
Dec 28, 2009
Record last updated
Apr 22, 2026
Fax
(618) 726-2225
Medicare enrollment
Enrolled (PECOS I20100528000377); accepts Medicare assignment
Medical or professional school
Southern Illinois University School Of Medicine, 2009
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 2236 Vadalabene Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Michael Mandis, MDInternal Medicine Physician1821065764
  2. Samantha MunroFamily Nurse Practitioner1942089768

Verify Jennifer D. Wesselman-Williams 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 209007965
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

79% fewer Medicare Part D claims than the average nurse practitioner in 2024

230 Medicare Part D claims for 100 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.

  1. Jennifer Wesselman-Williams230
  2. Specialty average1,109

Most prescribed

  1. Estradiol53 claims
  2. Clotrimazole-Betamethasone18 claims
  3. Ibandronate Sodium16 claims
  4. Vitamin D214 claims
  5. Alendronate Sodium12 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.

Industry payments in 2024: $94.88

6 payments; by number, the most common kind was food and beverage; the largest payer was Exact Sciences Corporation. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jennifer Wesselman-Williams$94.88
  2. Specialty average$791.64

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Christina H Dothager MD, LLCO Fallon, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Jennifer D. Wesselman-Williams among 4,892 nurse practitioner records in Illinois

Jennifer D. Wesselman-Williams, NP 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 2009, is newer than 17% of them.

  • NPI issued2009 · 17% of these records are older, 82% 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).

13 nurse practitioner records list a practice address in Maryville

They are 13 of the 414 NPPES records with a practice address in Maryville, and 4,892 nurse practitioner records in Illinois.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Katherine Burnley, ANP-CMaryville, IL 620621013397967
  2. Courtney GarrisonMaryville, IL 620621619833290
  3. Tara Hilmes, NPMaryville, IL 620621275064768
  4. Joseph Huber, NPMaryville, IL 620621477148443
  5. Randi Hummel, APNMaryville, IL 620621386005635
  6. David Johnson, ANPMaryville, IL 620621477742047
  7. Christy Kay, ANPMaryville, IL 620621487209045
  8. Kristen Kreher, NPMaryville, IL 620621477957827

Common questions

What is Jennifer D. Wesselman-Williams, NP's NPI number?

Jennifer D. Wesselman-Williams, NP's National Provider Identifier (NPI) is 1073843967, issued on Dec 28, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer D. Wesselman-Williams, NP located?

The NPPES record lists a practice address at 2236 Vadalabene Dr, Maryville, IL, 62062. Phone: (618) 726-2229. Providers update this record themselves, so call before visiting.

How can I verify Jennifer D. Wesselman-Williams, NP's license?

NPPES lists Illinois license number 209007965, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Jennifer D. Wesselman-Williams, NP prescribe under Medicare Part D?

In 2024, Jennifer D. Wesselman-Williams, NP had 230 Medicare Part D claims for 100 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.