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AIMEE ELIZABETH WILLIAMSON APRN
NPI 1982243721
Nurse Practitioner - Pediatrics in Lexington, KY

Active since December 26, 2019PECOS Enrolled
740 S LIMESTONE, LEXINGTON, KY 40536(859) 323-5661(859) 323-6411 Get Directions Write a Review

NPPES record last updated: July 23, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 23, 2024, Dec 26, 2019 (2 updates tracked since 2019).

About Aimee Elizabeth Williamson Aprn NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

AIMEE ELIZABETH WILLIAMSON APRN (NPI 1982243721) is an individual pediatrics provider in Lexington, Kentucky, licensed in Kentucky (4012335) and active in the NPI registry since December 2019. She is enrolled in Medicare PECOS and maintains a secondary practice location in Saint Louis.

NPPES Registry Identity

NPI1982243721
Entity TypeIndividualFemale
Primary Taxonomy363LP0200X
Provider Legal NameAIMEE ELIZABETH WILLIAMSONCredential: APRN
Location Address740 S LIMESTONELexington, KY 40536-1003
Mailing Address1465 S Grand BlvdSaint Louis, MO 63104-1003 · (314) 268-4110 · Fax (314) 268-4130
Phone(859) 323-5661
Fax(859) 323-6411
Sole ProprietorNo
Enumeration DateDecember 26, 2019
Last NPPES UpdateJuly 23, 20242 updates tracked since enumeration
NPPES CertifiedJuly 23, 2024
✔ NPI 1982243721 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0200X
License✔ Licensed in KY · 4012335
Also ListedPediatricsTaxonomy 208000000X · License 2018002345 (MO)
740 S LIMESTONE, Lexington, KY 40536
Open in Google Maps ↗

Other Names 1

Former Name (1)Aimee Elizabeth Roddy Aprn

Secondary Practice Location 1

Location 11465 S Grand BlvdSaint Louis, MO 63104-1003 · Phone (314) 268-4110 · Fax (314) 268-4130

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Aimee Elizabeth Williamson Aprn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Aimee Williamson reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Of Kentucky
Same address
Dentist
740 S LIMESTONE ST
Lexington, KY 40536
  • Reassigned Medicare billing, Kentucky enrollment
  • 1,761 clinicians in this Medicare group
NPI 1730225129 (859) 257-3462
Ssm Cardinal Glennon Childrens Hospital
296 mi
Pediatrics
1 SAINT ELIZABETH BLVD
O Fallon, IL 62269
  • Reassigned Medicare billing, Missouri enrollment
  • Medicare enrollment name: Ssm Cardinal Glennon Children's Hospital
  • 414 clinicians in this Medicare group
NPI 1174577670 (618) 234-2120

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 40536 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$82.24 typical visit price
range $52.76 – $162.27
Typical copayment $20.56 (range $13.19 – $40.56)
Most-billed visit code 99203
Established Patient
$93.94 typical visit price
range $16.53 – $131.99
Typical copayment $23.48 (range $4.13 – $32.99)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. ELIZABETH BROWN AUTRY PHARMD
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
740 S LIMESTONE
LEXINGTON, KY 40536
Fayette County (859) 218-2509
KHALID HAIKAL DO
Psychiatry & Neurology (Neurology)
740 S LIMESTONE
LEXINGTON, KY 40536
Fayette County (859) 323-5661
MARK A ETSCHEIDT PHD
Psychologist (Clinical)
740 S LIMESTONE
LEXINGTON, KY 40536
Fayette County (859) 323-5956
MICHAEL HAN YOUNG MD
Internal Medicine (Infectious Disease)
740 S LIMESTONE
LEXINGTON, KY 40536
Fayette County (859) 323-5544
MR. DAVID ANTHONY BRAJUHA ATC
Specialist/Technologist (Athletic Trainer)
740 S LIMESTONE, SUITE K401, KY CLINIC
LEXINGTON, KY 40536
Fayette County (859) 323-5533
MS. MARGARET GRACE AU MBE, MS, CGC
Genetic Counselor, MS
740 S LIMESTONE
LEXINGTON, KY 40536
Fayette County (859) 218-1795
ALEXANDRIA DULAY
Nurse Practitioner (Psychiatric/Mental Health)
740 S LIMESTONE
LEXINGTON, KY 40536
Fayette County (859) 257-8992
KITTYE R ROBERTS ARNP
Nurse Practitioner (Primary Care)
740 S LIMESTONE
LEXINGTON, KY 40536
Fayette County (859) 323-5981

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Aimee Williamson's NPI number?

The NPI number for Aimee Williamson is 1982243721. It was assigned to this individual provider in the NPPES registry on December 26, 2019. The provider is also known as Aimee Elizabeth Roddy Aprn.

Where is Aimee Williamson located?

Aimee Williamson practices at 740 S Limestone, Lexington, KY 40536. The listed phone number is (859) 323-5661.

What is Aimee Williamson's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Is Aimee Williamson enrolled in Medicare?

Yes. Aimee Williamson is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Aimee Williamson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Aimee Williamson reassigns Medicare benefits to 2 organizations: University Of Kentucky (Lexington, KY) and Ssm Cardinal Glennon Childrens Hospital (O Fallon, IL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Aimee Williamson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Aimee Williamson accept?

Health plans from Anthem Blue Cross and Blue Shield list Aimee Williamson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Aimee Williamson was last updated on July 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.