Quick answers
- Which hospitals does Leon Rovner work at?
- Medicare's official clinician data lists Leon Rovner at 3 hospitals: California Hospital Medical Center LA, Martin Luther King, Jr. Community Hospital and PIH Health Good Samaritan Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Leon Rovner see patients?
- Medicare's clinician data lists 2 practice locations, including Los Angeles, CA. Call before your visit to confirm the address.
- What is Leon Rovner's specialty?
- Medicare lists Nephrology as the primary specialty, and also Internal Medicine.
- Does Leon Rovner accept Medicare assignment?
- Yes. Medicare's clinician data says Leon Rovner 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.
- Does Leon Rovner offer telehealth?
- Medicare's clinician data says Leon Rovner offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Leon Rovner?
- (424) 529-6755, as listed in official Medicare / NPI Registry data.
- What is Leon Rovner's NPI number?
- 1811013766. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Leon Rovner works
Medicare's Facility Affiliation Data lists Leon Rovner at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- California Hospital Medical Center LALos Angeles, CA · Acute Care Hospital · CCN 050149
- Martin Luther King, Jr. Community HospitalLos Angeles, CA · Acute Care Hospital · CCN 050779
- PIH Health Good Samaritan HospitalLos Angeles, CA · Acute Care Hospital · CCN 050471
Practice locations
Addresses where Leon Rovner is enrolled with Medicare (CMS data updated 2026-10-02).
- 12021 Wilmington Ave, Suite 1000Los Angeles, CA 90059 (424) 529‑6755
- 1400 S Grand Ave, Suite 800Los Angeles, CA 90015 (213) 748‑1414
Group practices
Medicare enrollment lists Leon Rovner as a member of these groups (CMS data updated 2026-10-02).
- Martin Luther King Jr Community Medical Foundation206 clinicians in the group
- Premier Nephrology Medical Group Inc6 clinicians in the group
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in Los Angeles
Clinicians with the same Medicare primary specialty in Los Angeles, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2003 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1811013766 |
| 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