DR. JASON AU M.D.
NPI 1649411638
Radiology - Diagnostic Radiology in San Antonio, TX
About Dr. Jason Au M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JASON AU M.D. (NPI 1649411638) is an individual diagnostic radiology provider in San Antonio, Texas, licensed in Texas (Q1082) and active in the NPI registry since March 2009. He is enrolled in Medicare PECOS, is affiliated with Parkland Health & Hospital System, and is a graduate of Louisiana State University School Of Medicine In New Orleans (2009).
NPPES Registry Identity
Specialties & Licenses 2
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. Jason Au 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
3Medicare enrollment records show Jason Au reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Austin, TX 78723
- Reassigned Medicare billing, Texas enrollment
- 5,299 clinicians in this Medicare group
Houston, TX 77055
- Reassigned Medicare billing, Texas enrollment
- 169 clinicians in this Medicare group
Houston, TX 77030
- Reassigned Medicare billing, Texas enrollment
- 3,111 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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Parkland Health & Hospital System
Acute Care Hospitals · Dallas, TXUt Southwestern University Hospital - William P. Clements Jr.
Acute Care Hospitals · Dallas, TXMemorial Hermann - Texas Medical Center
Acute Care Hospitals · Houston, TXMemorial Hermann Hospital System
Acute Care Hospitals · Houston, TXHarris Health System
Acute Care Hospitals · Houston, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78229 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN ANTONIO, TX 78229
SAN ANTONIO, TX 78229
SAN ANTONIO, TX 78229
SAN ANTONIO, TX 78229
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 Jason Au's NPI number?
The NPI number for Jason Au is 1649411638. It was assigned to this individual provider in the NPPES registry on March 20, 2009.
Where is Jason Au located?
Jason Au practices at 7400 Merton Minter St, San Antonio, TX 78229. The listed phone number is (318) 655-4219.
What is Jason Au's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Jason Au enrolled in Medicare?
Yes. Jason Au 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 Jason Au's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jason Au reassigns Medicare benefits to 3 organizations: University Of Texas Southwestern Medical Center At Dallas (Austin, TX), Memorial Mri And Diagnostic LLC (Houston, TX) and Ut Physicians (Houston, 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 Jason Au's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jason Au 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 Jason Au 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 Jason Au affiliated with any hospitals?
According to CMS data, Jason Au is affiliated with Parkland Health & Hospital System, Ut Southwestern University Hospital - William P. Clements Jr., Memorial Hermann - Texas Medical Center, Memorial Hermann Hospital System and Harris Health System.
When was this NPI record last updated?
The NPPES record for Jason Au was last updated on October 6, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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. Jason Au, M.D. · NPI 1649411638
Diagnostic Radiology physician in San Antonio, Texas. Individual provider, active in the CMS NPPES registry since March 20, 2009.
## Identity
- **NPI:** 1649411638 (Entity type: Individual)
- **Enumerated:** March 20, 2009
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** Q1082 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 7400 MERTON MINTER ST, San Antonio, TX 78229-4404
- **Phone:** (318) 655-4219
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): University Of Texas Southwestern Medical Center At Dallas (NPI 1871729376, Austin, TX); Memorial Mri And Diagnostic LLC (NPI 1912989120, Houston, TX); Ut Physicians (NPI 1033157821, Houston, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Louisiana State University School Of Medicine In New Orleans, class of 2009
## Record status
- **NPPES last updated:** October 6, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1649411638) · Data from the CMS NPPES public registry.