Quick answers
- Where does Xochitl A. Castillo see patients?
- Medicare's clinician data lists 1 practice location in El Paso, TX. Call before your visit to confirm the address.
- What is Xochitl A. Castillo's specialty?
- Medicare lists Nephrology as the primary specialty, and also Pediatric Medicine.
- Does Xochitl A. Castillo accept Medicare assignment?
- Yes. Medicare's clinician data says Xochitl A. Castillo 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 Xochitl A. Castillo?
- (915) 242-8402, as listed in official Medicare / NPI Registry data.
- What is Xochitl A. Castillo's NPI number?
- 1700440575. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Xochitl A. Castillo is enrolled with Medicare (CMS data updated 2026-10-02).
- 5400 Alameda Ave, Bldg BEl Paso, TX 79905 (915) 242‑8402
Group practices
Medicare enrollment lists Xochitl A. Castillo as a member of this group (CMS data updated 2026-10-02).
- El Paso Children's Physician Group6 clinicians in the group
Specialties
- Nephrologyprimary
- Pediatric Medicinealso
Other nephrologists in El Paso
Clinicians with the same Medicare primary specialty in El Paso, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2003 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1700440575 |
| 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
- 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