Quick answers
- Which hospitals does John J. Ziebert work at?
- Medicare's official clinician data lists John J. Ziebert at 2 hospitals: North Austin Medical Center and Round Rock Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John J. Ziebert see patients?
- Medicare's clinician data lists 2 practice locations, including Round Rock, TX. Call before your visit to confirm the address.
- What is John J. Ziebert's specialty?
- Medicare lists Gastroenterology as the primary specialty.
- Does John J. Ziebert accept Medicare assignment?
- Yes. Medicare's clinician data says John J. Ziebert accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does John J. Ziebert offer telehealth?
- Medicare's clinician data says John J. Ziebert offers telehealth services. Ask the office which visits can be done by video or phone.
- What is John J. Ziebert's NPI number?
- 1205811296. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John J. Ziebert works
Medicare's Facility Affiliation Data lists John J. Ziebert at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- North Austin Medical CenterAustin, TX · Acute Care Hospital · CCN 450809
- Round Rock Medical CenterRound Rock, TX · Acute Care Hospital · CCN 450718
Practice locations
Addresses where John J. Ziebert is enrolled with Medicare (CMS data updated 2026-10-02).
- 7200 Wyoming Springs Dr, Suite 1300Round Rock, TX 78681
- Austin Gastroenterology PA PO Box, Suite 10597Round Rock, TX 78681
Specialties
- Gastroenterologyprimary
Other gastroenterologists in Round Rock
Clinicians with the same Medicare primary specialty in Round Rock, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Wisconsin School Of Medicine |
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1205811296 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians