Quick answers
- Which hospitals does Allister D. Arnold work at?
- Medicare's official clinician data lists Allister D. Arnold at 1 hospital: Driscoll Childrens Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Allister D. Arnold see patients?
- Medicare's clinician data lists 5 practice locations, including Edinburg, TX, Corpus Christi, TX and Brownsville, TX. Call before your visit to confirm the address.
- What is Allister D. Arnold's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Allister D. Arnold accept Medicare assignment?
- Yes. Medicare's clinician data says Allister D. Arnold 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.
- What is the phone number for Allister D. Arnold?
- (956) 558-6400, as listed in official Medicare / NPI Registry data.
- What is Allister D. Arnold's NPI number?
- 1114993169. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Allister D. Arnold works
Medicare's Facility Affiliation Data lists Allister D. Arnold at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Driscoll Childrens HospitalCorpus Christi, TX · Children's Hospital · CCN 453301
Practice locations
Addresses where Allister D. Arnold is enrolled with Medicare (CMS data updated 2026-10-02).
- 2820 W Michaelangelo DrEdinburg, TX 78539 (956) 558‑6400
- 2821 W Michaelangelo DrEdinburg, TX 78539 (956) 558‑6400
- 3533 S Alameda StCorpus Christi, TX 78411
- 5500 N ExpresswayBrownsville, TX 78526 (956) 698‑8600
- 5500 N Expressway, 77 Suite 201Brownsville, TX 78411 (956) 698‑8600
Group practices
Medicare enrollment lists Allister D. Arnold as a member of this group (CMS data updated 2026-10-02).
- Children's Physician Services of South Texas63 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Edinburg
Clinicians with the same Medicare primary specialty in Edinburg, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Howard University College Of Medicine |
| Graduation year | 1997 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1114993169 |
| 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