DR. JOHN LEAHY MD
NPI 1497759120
Radiology - Diagnostic Radiology in Austin, TX
About Dr. John Leahy Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN LEAHY MD (NPI 1497759120) is an individual diagnostic radiology provider in Austin, Texas, licensed in Texas (K8282) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS.
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)
Dr. John Leahy Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show John Leahy 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 9
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 78727 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 20
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 Leahy's NPI number?
The NPI number for John Leahy is 1497759120. It was assigned to this individual provider in the NPPES registry on June 10, 2005.
Where is John Leahy located?
John Leahy practices at 12554 Riata Vista Cir, Austin, TX 78727. The listed phone number is (512) 795-5100.
What is John Leahy's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is John Leahy enrolled in Medicare?
Yes. John Leahy is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for John Leahy's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Leahy 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 Leahy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Leahy accept?
Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter from Superior HealthPlan and 4 other insurers list John Leahy 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 John Leahy was last updated on January 12, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Dr. John Leahy, MD · NPI 1497759120
Diagnostic Radiology physician in Austin, Texas. Individual provider, active in the CMS NPPES registry since June 10, 2005.
## Identity
- **NPI:** 1497759120 (Entity type: Individual)
- **Enumerated:** June 10, 2005
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** K8282 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 12554 RIATA VISTA CIR, Austin, TX 78727-6431
- **Phone:** (512) 795-5100 · **Fax:** (512) 795-5122
## 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): Austin Radiological Association (NPI 1033196464, Austin, TX); Singleton Associates PA (NPI 1487811766, Shenandoah, TX) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 12, 2015
- **Other identifiers:** Medicare UPIN F96241; Medicare PIN 85095R (TX); Other 102554604 (TX); and 6 more
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Source: [NPI Profile](https://npiprofile.com/npi/1497759120) · Data from the CMS NPPES public registry.