Quick answers
- Where does Jose L. Marquez see patients?
- Medicare's clinician data lists 4 practice locations, including San Diego, CA, El Cajon, CA and Spring Valley, CA. Call before your visit to confirm the address.
- What is Jose L. Marquez's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Infectious Disease.
- Does Jose L. Marquez accept Medicare assignment?
- Yes. Medicare's clinician data says Jose L. Marquez 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 Jose L. Marquez?
- (619) 515-2300, as listed in official Medicare / NPI Registry data.
- What is Jose L. Marquez's NPI number?
- 1528440468. 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 Jose L. Marquez is enrolled with Medicare (CMS data updated 2026-10-02).
- 1809 National AveSan Diego, CA 92113 (619) 515‑2300
- 4065 3rd AveSan Diego, CA 92103 (619) 515‑2545
- 525 E Main StEl Cajon, CA 92020 (619) 515‑2498
- 8788 Jamacha RdSpring Valley, CA 91977 (619) 515‑2555
Group practices
Medicare enrollment lists Jose L. Marquez as a member of this group (CMS data updated 2026-10-02).
- Family Health Centers of San Diego Inc311 clinicians in the group
Specialties
- Internal Medicineprimary
- Infectious Diseasealso
Other internal medicine doctors in San Diego
Clinicians with the same Medicare primary specialty in San Diego, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, San Francisco School Of Medicine |
| Graduation year | 2015 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1528440468 |
| 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