Quick answers
- Where does Mateo A. Alaniz see patients?
- Medicare's clinician data lists 4 practice locations, including Chula Vista, CA and San Ysidro, CA. Call before your visit to confirm the address.
- What is Mateo A. Alaniz's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Mateo A. Alaniz accept Medicare assignment?
- Yes. Medicare's clinician data says Mateo A. Alaniz 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 Mateo A. Alaniz?
- (619) 662-4100, as listed in official Medicare / NPI Registry data.
- What is Mateo A. Alaniz's NPI number?
- 1700175577. 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 Mateo A. Alaniz is enrolled with Medicare (CMS data updated 2026-10-02).
- 1637 3rd Ave, Suite BChula Vista, CA 91911 (619) 662‑4100
- 4004 Beyer BlvdSan Ysidro, CA 92173 (619) 428‑4463
- 4050 Beyer BlvdSan Ysidro, CA 92173 (619) 662‑4100
- 678 3rd AveChula Vista, CA 91910 (619) 662‑4100
Group practices
Medicare enrollment lists Mateo A. Alaniz as a member of this group (CMS data updated 2026-10-02).
- Centro de Salud de la Comunidad de San Ysidro, Inc.297 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Chula Vista
Clinicians with the same Medicare primary specialty in Chula Vista, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2011 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1700175577 |
| 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