MR. GEORGE WILLIAMS APRN, FNP-C
NPI 1477318848
Nurse Practitioner - Family in Killeen, TX
About Mr. George Williams Aprn, Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. GEORGE WILLIAMS APRN, FNP-C (NPI 1477318848) is an individual family provider in Killeen, Texas, licensed in Texas (1152883) and active in the NPI registry since February 2024. He is enrolled in Medicare PECOS, is affiliated with Adventhealth Central Texas, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mr. George Williams Aprn, Fnp-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show George Williams reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Killeen, TX 76542
- Reassigned Medicare billing, Texas enrollment
- 45 clinicians in this Medicare group
Frisco, TX 75033
- Reassigned Medicare billing, Texas enrollment
- 279 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
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Adventhealth Central Texas
Acute Care Hospitals · Killeen, TXSeton Medical Center Harker Heights
Acute Care Hospitals · Harker Heights, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 76542 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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
KILLEEN, TX 76542
KILLEEN, TX 76542
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 George Williams's NPI number?
The NPI number for George Williams is 1477318848. It was assigned to this individual provider in the NPPES registry on February 15, 2024.
Where is George Williams located?
George Williams practices at 3800 S W S Young Dr, Killeen, TX 76542. The listed phone number is (254) 245-9175.
What is George Williams's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is George Williams enrolled in Medicare?
Yes. George Williams is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for George Williams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), George Williams reassigns Medicare benefits to 2 organizations: Integrated Pain Associates PLLC (Killeen, TX) and Legacy Urgent Care, PA (Frisco, TX). 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 George Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does George Williams accept?
Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 1 other insurer list George Williams 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 George Williams affiliated with any hospitals?
According to CMS data, George Williams is affiliated with Adventhealth Central Texas and Seton Medical Center Harker Heights.
When was this NPI record last updated?
The NPPES record for George Williams was last updated on January 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 months 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.
# Mr. George Williams, APRN, FNP-C · NPI 1477318848
Family physician in Killeen, Texas. Individual provider, active in the CMS NPPES registry since February 15, 2024.
## Identity
- **NPI:** 1477318848 (Entity type: Individual)
- **Enumerated:** February 15, 2024
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 1152883 (Texas)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 3800 S W S YOUNG DR, Killeen, TX 76542-3311
- **Phone:** (254) 245-9175
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Integrated Pain Associates PLLC (NPI 1689800419, Killeen, TX); Legacy Urgent Care, PA (NPI 1568622272, Frisco, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** January 20, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1477318848) · Data from the CMS NPPES public registry.