RABUN WILLIAMS
NPI 1780632398
Nurse Anesthetist, Certified Registered in Dallas, TX
About Rabun Williams NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RABUN WILLIAMS (NPI 1780632398) is an individual nurse anesthetist, certified registered in Dallas, Texas, licensed in Texas (522752) and active in the NPI registry since May 2006. He is affiliated with Parkview Regional Hospital and is a graduate of Other (1989).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 9
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)
Rabun Williams is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Rabun Williams reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Dallas, TX 75254
- Reassigned Medicare billing, Texas enrollment
- 62 clinicians in this Medicare group
Flower Mound, TX 75028
- Reassigned Medicare billing, Texas enrollment
- 60 clinicians in this Medicare group
Ennis, TX 75119
- Reassigned Medicare billing, Texas enrollment
- 6 clinicians in this Medicare group
Mexia, TX 76667
- Reassigned Medicare billing, Texas enrollment
- 2 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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Parkview Regional Hospital
Acute Care Hospitals · Mexia, TXPalestine Regional Medical Center
Acute Care Hospitals · Palestine, TXEnnis Regional Medical Center
Acute Care Hospitals · Ennis, TXOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
DALLAS, TX 75240
DALLAS, TX 75240
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 Rabun Williams's NPI number?
The NPI number for Rabun Williams is 1780632398. It was assigned to this individual provider in the NPPES registry on May 5, 2006.
Where is Rabun Williams located?
Rabun Williams practices at 13601 Preston Rd Suite 1000W, Dallas, TX 75240. The listed phone number is (972) 715-5000.
What is Rabun Williams's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Rabun Williams enrolled in Medicare?
Yes. Rabun Williams is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Rabun Williams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rabun Williams reassigns Medicare benefits to 4 organizations: Anesthesia Partners Of Dallas PLLC (Dallas, TX), Dfw Oba PLLC (Flower Mound, TX), Encompass Anesthesia Partners LLC (Ennis, TX) and Encompass Pain Management LLC (Mexia, 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 Rabun Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rabun 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 2 other insurers list Rabun 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 Rabun Williams affiliated with any hospitals?
According to CMS data, Rabun Williams is affiliated with Parkview Regional Hospital, Palestine Regional Medical Center and Ennis Regional Medical Center.
When was this NPI record last updated?
The NPPES record for Rabun Williams was last updated on April 29, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Rabun Williams · NPI 1780632398
Nurse Anesthetist, Certified Registered physician in Dallas, Texas. Individual provider, active in the CMS NPPES registry since May 5, 2006.
## Identity
- **NPI:** 1780632398 (Entity type: Individual)
- **Enumerated:** May 5, 2006
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 522752 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 13601 PRESTON RD, SUITE 1000W, Dallas, TX 75240-4911
- **Phone:** (972) 715-5000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Anesthesia Partners Of Dallas PLLC (NPI 1760841969, Dallas, TX); Dfw Oba PLLC (NPI 1124468855, Flower Mound, TX); Encompass Anesthesia Partners LLC (NPI 1861288649, Ennis, TX); Encompass Pain Management LLC (NPI 1720953797, Mexia, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1989
## Record status
- **NPPES last updated:** April 29, 2013
- **Other identifiers:** Other P00957274 (TX); Medicaid 132820510 (TX); Medicare PIN TXB125917 (TX); and 6 more
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Source: [NPI Profile](https://npiprofile.com/npi/1780632398) · Data from the CMS NPPES public registry.