AUSTIN DIAGNOSTIC CLINIC
NPI 1972011658
Hospitalist in Austin, TX
About Austin Diagnostic Clinic NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AUSTIN DIAGNOSTIC CLINIC (NPI 1972011658) is a healthcare organization registered as a hospitalist in Austin, Texas and active in the NPI registry since January 2018. The organization lists Christina Shannon, Credentialing Specialist, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Austin Diagnostic Clinic is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
126Medicare enrollment records show 126 clinicians reassign Medicare billing to Austin Diagnostic Clinic, which bills Medicare for the services they deliver. Of these, 46 practice at this address and 80 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 22
Nearest to this location (20)
See all 126Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Austin Diagnostic Clinic's NPI number?
The NPI number for Austin Diagnostic Clinic is 1972011658. It was assigned to this organization in the NPPES registry on January 17, 2018.
Where is Austin Diagnostic Clinic located?
Austin Diagnostic Clinic is located at 12221 N Mopac Expy, Austin, TX 78758. The listed phone number is (512) 901-4009.
What is Austin Diagnostic Clinic's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Austin Diagnostic Clinic enrolled in Medicare?
Yes. Austin Diagnostic Clinic is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Austin Diagnostic Clinic?
According to the CMS Revalidation Reassignment List (October 2026 release), 126 clinicians in 22 Medicare specialties reassign their Medicare billing to Austin Diagnostic Clinic. A 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 the clinician's services. The largest specialties are Nurse Practitioner (22), Internal Medicine (20) and Family Practice (19). Of these, 46 practice at this address and 80 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Austin Diagnostic Clinic was last updated on January 25, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Austin Diagnostic Clinic · NPI 1972011658
Hospitalist organization in Austin, Texas. Organization record, active in the CMS NPPES registry since January 17, 2018.
## Identity
- **NPI:** 1972011658 (Entity type: Organization)
- **Enumerated:** January 17, 2018
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **Organization subpart:** No
- **Authorized official:** Christina Shannon, CREDENTIALING SPECIALIST
## Practice location
- **Address:** 12221 N MOPAC EXPY, Austin, TX 78758-2401
- **Phone:** (512) 901-4009 · **Fax:** (512) 901-3909
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 126 clinicians in 22 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (22), Internal Medicine (20), Family Practice (19); 46 practice at this address and 80 within 10 miles; [full list](https://npiprofile.com/npi/1972011658/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 25, 2018
- **Other identifiers:** Medicaid 1073591202 (TX)
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Source: [NPI Profile](https://npiprofile.com/npi/1972011658) · Data from the CMS NPPES public registry.