DR. GREGORY C DOWNING MD
NPI 1477505998
Radiology - Diagnostic Radiology in El Paso, TX
About Dr. Gregory C Downing Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GREGORY C DOWNING MD (NPI 1477505998) is an individual diagnostic radiology provider in El Paso, Texas, licensed in Texas (L8672) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Cuero Regional Hospital, and is a graduate of University Of Kansas School Of Med (kc/wich/sal) (1979).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 11
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
Dr. Gregory C Downing Md 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 Reassignments
2Medicare enrollment records show Gregory Downing reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Mesa, AZ 85202
- Reassigned Medicare billing, Texas enrollment
- 145 clinicians in this Medicare group
Shenandoah, TX 77380
- Reassigned Medicare billing, Florida and Texas enrollments
- Also billed through NPI 1487811766 (Texas)
- 103 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 52
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.
Cuero Regional Hospital
Acute Care Hospitals · Cuero, TXNocona General Hospital
Acute Care Hospitals · Nocona, TXDoctors Hospital Of Laredo
Acute Care Hospitals · Laredo, TXMemorial Medical Center
Critical Access Hospitals · Port Lavaca, TXJackson Healthcare Center
Critical Access Hospitals · Edna, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 79912 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
EL PASO, TX 79912
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 Gregory Downing's NPI number?
The NPI number for Gregory Downing is 1477505998. It was assigned to this individual provider in the NPPES registry on May 16, 2006.
Where is Gregory Downing located?
Gregory Downing practices at 122 W Castellano Dr, El Paso, TX 79912. The listed phone number is (915) 577-0100.
What is Gregory Downing's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Gregory Downing enrolled in Medicare?
Yes. Gregory Downing 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 organizations bill Medicare for Gregory Downing's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Downing reassigns Medicare benefits to 2 organizations: Sonoran Radiology Ltd (Mesa, AZ) and Singleton Associates PA (Shenandoah, 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 Gregory Downing's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gregory Downing accept?
Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, Imperial Insurance Companies, Inc. and Sendero Health Plans, Local Nonprofit list Gregory Downing 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 Gregory Downing affiliated with any hospitals?
According to CMS data, Gregory Downing is affiliated with Cuero Regional Hospital, Nocona General Hospital, Doctors Hospital Of Laredo, Memorial Medical Center and Jackson Healthcare Center.
When was this NPI record last updated?
The NPPES record for Gregory Downing was last updated on January 17, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.