JOHN R MIREUR M.D.
NPI 1437192861
Radiology - Neuroradiology in Austin, TX
About John R Mireur M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN R MIREUR M.D. (NPI 1437192861) is an individual neuroradiology provider in Austin, Texas, licensed in Texas (J8677) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Ascension Seton Medical Center Austin, and is a graduate of University Of Texas Southwestern Medical School At Dallas (1994).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 10
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
John R Mireur M.d. 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 John Mireur reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Austin, TX 78727
- Reassigned Medicare billing, Texas enrollment
- 187 clinicians in this Medicare group
Shenandoah, TX 77380
- Reassigned Medicare billing, Texas enrollment
- 1,278 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 56
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.
Ascension Seton Medical Center Austin
Acute Care Hospitals · Austin, TXSt David's Medical Center
Acute Care Hospitals · Austin, TXSt David's South Austin Medical Center
Acute Care Hospitals · Austin, TXRound Rock Medical Center
Acute Care Hospitals · Round Rock, TXNorth Austin Medical Center
Acute Care Hospitals · Austin, TXMedicare 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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
AUSTIN, TX 78727
AUSTIN, TX 78727
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 John Mireur's NPI number?
The NPI number for John Mireur is 1437192861. It was assigned to this individual provider in the NPPES registry on June 14, 2006.
Where is John Mireur located?
John Mireur practices at 12554 Riata Vista Circle, Austin, TX 78727. The listed phone number is (512) 795-5100.
What is John Mireur's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Neuroradiology, with taxonomy code 2085N0700X.
Is John Mireur enrolled in Medicare?
Yes. John Mireur 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 John Mireur's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Mireur reassigns Medicare benefits to 2 organizations: Austin Radiological Association (Austin, TX) 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 John Mireur's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Mireur 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 4 other insurers list John Mireur 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 John Mireur affiliated with any hospitals?
According to CMS data, John Mireur is affiliated with Ascension Seton Medical Center Austin, St David's Medical Center, St David's South Austin Medical Center, Round Rock Medical Center and North Austin Medical Center.
When was this NPI record last updated?
The NPPES record for John Mireur was last updated on May 2, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.