Judith Lynn Williamson, RN, APRN-BC, FNP,
Nurse Practitioner · Peoria, IL
Judith Lynn Williamson, RN, APRN-BC, FNP, is a nurse practitioner with a practice address in Peoria, Illinois, and NPI 1922299742, issued on Aug 6, 2007. Check the license (Illinois 209006790, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Judith Lynn Williamson
- Credential
- RN, APRN-BC, FNP,
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- 209006790 IL
309-001477 IL
Self-reported in NPPES; status is on the state search - Practice location
- 8940 N Wood Sage RD, Peoria, IL 61615
- Phone
- (309) 243-3000
- Enumerated
- Aug 6, 2007
- Record last updated
- Mar 2, 2026
- Fax
- (309) 243-3044
- Medicare enrollment
- Enrolled (PECOS I20071129000664); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,892 in Illinois → Look up another NPI →
Also registered at 8940 N Wood Sage RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Judith Lynn Williamson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209006790Check 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
53 Medicare Part D claims for 23 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 72.9 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $54.96
1 payment: food and beverage; the largest payer was Abbvie Inc. 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.
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
- Oncology-Hematology Associates OF Central Illinois P CPeoria, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Judith Lynn Williamson among 4,892 nurse practitioner records in Illinois
Judith Lynn Williamson, RN, APRN-BC, FNP, 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 2007, is newer than 11% of them.
- NPI issued2007 · 11% of these records are older, 85% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1998 · 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).
182 nurse practitioner records list a practice address in Peoria
They are 182 of the 4,621 NPPES records with a practice address in Peoria, and 4,892 nurse practitioner records in Illinois.
All 4,892 in Illinois → Every provider in Peoria → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Mandy Barlow, APNPeoria, IL 616151851798920
- Caroline Barnes, APPPeoria, IL 616151518216779
- Kelly Cole, APNPeoria, IL 616151508978263
- Laura Hertz, NPPeoria, IL 616151699082115
- Michelle Johnson, APNPeoria, IL 616151790186070
- Carrie Jones, NPPeoria, IL 616151396937926
- Doreen Link, NPPeoria, IL 616151972502292
- Gloria Riley, NPPeoria, IL 616151841463486
Common questions
What is Judith Lynn Williamson, RN, APRN-BC, FNP,'s NPI number?
Judith Lynn Williamson, RN, APRN-BC, FNP,'s National Provider Identifier (NPI) is 1922299742, issued on Aug 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Judith Lynn Williamson, RN, APRN-BC, FNP, located?
The NPPES record lists a practice address at 8940 N Wood Sage RD, Peoria, IL, 61615. Phone: (309) 243-3000. Providers update this record themselves, so call before visiting.
How can I verify Judith Lynn Williamson, RN, APRN-BC, FNP,'s license?
NPPES lists Illinois license number 209006790, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Judith Lynn Williamson, RN, APRN-BC, FNP, prescribe under Medicare Part D?
In 2024, Judith Lynn Williamson, RN, APRN-BC, FNP, had 53 Medicare Part D claims for 23 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.
What is Judith Lynn Williamson, RN, APRN-BC, FNP,'s MIPS final score?
The 2023 MIPS final score is 72.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.