RALPH FREDERICK COX JR. M.D.
NPI 1922071703
Family Medicine in Dallas, TX
About Ralph Frederick Cox Jr. M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RALPH FREDERICK COX JR. M.D. (NPI 1922071703) is an individual family medicine provider in Dallas, Texas, licensed in Texas (G3253) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 5
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)
Ralph Frederick Cox Jr. M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Ralph Cox reassigns Medicare billing to 3 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
- Medicare enrollment name: Vitas Health Services Of Texas PA
- 30 clinicians in this Medicare group
Dallas, TX 75231
- Reassigned Medicare billing, Texas enrollment
- 4 clinicians in this Medicare group
Lubbock, TX 79401
- Reassigned Medicare billing, Texas enrollment
- 1,338 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 63
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 75254 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
DALLAS, TX 75254
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 Ralph Cox's NPI number?
The NPI number for Ralph Cox is 1922071703. It was assigned to this individual provider in the NPPES registry on February 10, 2006.
Where is Ralph Cox located?
Ralph Cox practices at 14651 Dallas Pkwy Ste 811, Dallas, TX 75254. The listed phone number is (877) 868-4827.
What is Ralph Cox's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Ralph Cox enrolled in Medicare?
Yes. Ralph Cox is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Ralph Cox's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ralph Cox reassigns Medicare benefits to 3 organizations: Vitas Health Services Of Texas, P.A. (Dallas, TX), Boyett Healthcare Of Texas PLLC (Dallas, TX) and Concord Medical Group PLLC (Lubbock, 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 Ralph Cox's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ralph Cox accept?
Health plans from Blue Cross and Blue Shield of Texas, Oscar Insurance Company and UnitedHealthcare list Ralph Cox 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 Ralph Cox was last updated on February 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.