Quick answers
- Which hospitals does Leonel Martinez work at?
- Medicare's official clinician data lists Leonel Martinez at 1 hospital: Providence Holy Cross Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Leonel Martinez see patients?
- Medicare's clinician data lists 1 practice location in San Fernando, CA. Call before your visit to confirm the address.
- What is Leonel Martinez's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Leonel Martinez accept Medicare assignment?
- Medicare's clinician data says Leonel Martinez may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Leonel Martinez?
- (818) 365-8086, as listed in official Medicare / NPI Registry data.
- What is Leonel Martinez's NPI number?
- 1194287367. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Leonel Martinez works
Medicare's Facility Affiliation Data lists Leonel Martinez at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Providence Holy Cross Medical CenterMission Hills, CA · Acute Care Hospital · CCN 050278
Practice locations
Addresses where Leonel Martinez is enrolled with Medicare (CMS data updated 2026-10-02).
- 1600 San Fernando RdSan Fernando, CA 91340 (818) 365‑8086
Group practices
Medicare enrollment lists Leonel Martinez as a member of this group (CMS data updated 2026-10-02).
- Northeast Valley Health Corporation78 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in San Fernando
Clinicians with the same Medicare primary specialty in San Fernando, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, Geffen School Of Medicine |
| Graduation year | 2019 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1194287367 |
| 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