ANDREA WALKER APRN
NPI 1558053538
Nurse Practitioner - Gerontology in Louisville, KY
About Andrea Walker Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANDREA WALKER APRN (NPI 1558053538) is an individual gerontology provider in Louisville, Kentucky, licensed in Kentucky (3018642) and active in the NPI registry since May 2023. She is enrolled in Medicare PECOS, is affiliated with Clark Memorial Hospital, and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Andrea Walker Aprn is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Andrea Walker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Louisville, KY 40208
- Reassigned Medicare billing, Kentucky enrollment
- 1,896 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Clark Memorial Hospital
Acute Care Hospitals · Jeffersonville, INNorton-King's Daughters' Health
Acute Care Hospitals · Madison, INScott Memorial Health
Critical Access Hospitals · Scottsburg, INBaptist Health Hardin
Acute Care Hospitals · Elizabethtown, KYNorton Hospitals, Inc
Acute Care Hospitals · Louisville, KYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 40202 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
LOUISVILLE, KY 40202
LOUISVILLE, KY 40202
LOUISVILLE, KY 40202
LOUISVILLE, KY 40202
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 Andrea Walker's NPI number?
The NPI number for Andrea Walker is 1558053538. It was assigned to this individual provider in the NPPES registry on May 25, 2023.
Where is Andrea Walker located?
Andrea Walker practices at 200 E Chestnut St Ste 303, Louisville, KY 40202. The listed phone number is (270) 319-1428.
What is Andrea Walker's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.
Is Andrea Walker enrolled in Medicare?
Yes. Andrea Walker is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Andrea Walker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrea Walker reassigns Medicare benefits to Community Medical Associates, Inc. (Louisville, KY). The 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 Andrea Walker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Andrea Walker accept?
Health plans from Anthem Blue Cross and Blue Shield and CareSource list Andrea Walker 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.
Is Andrea Walker affiliated with any hospitals?
According to CMS data, Andrea Walker is affiliated with Clark Memorial Hospital, Norton-King's Daughters' Health, Scott Memorial Health, Baptist Health Hardin and Norton Hospitals, Inc.
When was this NPI record last updated?
The NPPES record for Andrea Walker was last updated on September 13, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Andrea Walker, APRN · NPI 1558053538
Gerontology physician in Louisville, Kentucky. Individual provider, active in the CMS NPPES registry since May 25, 2023.
## Identity
- **NPI:** 1558053538 (Entity type: Individual)
- **Enumerated:** May 25, 2023
- **Primary specialty:** Nurse Practitioner - Gerontology · taxonomy 363LG0600X
- **State license:** 3018642 (Kentucky)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 E CHESTNUT ST STE 303, Louisville, KY 40202-1831
- **Phone:** (270) 319-1428
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Community Medical Associates, Inc. (NPI 1245312503, Louisville, KY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** September 13, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1558053538) · Data from the CMS NPPES public registry.