Quick answers
- Where does Ronald W. Cotliar see patients?
- Medicare's clinician data lists 4 practice locations, including Los Angeles, CA. Call before your visit to confirm the address.
- What is Ronald W. Cotliar's specialty?
- Medicare lists Pediatric Medicine as the primary specialty.
- Does Ronald W. Cotliar accept Medicare assignment?
- Yes. Medicare's clinician data says Ronald W. Cotliar 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 Ronald W. Cotliar?
- (310) 825-9124, as listed in official Medicare / NPI Registry data.
- What is Ronald W. Cotliar's NPI number?
- 1932192572. 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 Ronald W. Cotliar is enrolled with Medicare (CMS data updated 2026-10-02).
- 10833 Le Conte AveLos Angeles, CA 90095
- 10833 Leconte AveLos Angeles, CA 90095 (310) 825‑9124
- 200 Medical PlazaLos Angeles, CA 90095
- 300 Medical PlazaLos Angeles, CA 90095
Group practices
Medicare enrollment lists Ronald W. Cotliar as a member of this group (CMS data updated 2026-10-02).
- UC Regents93 clinicians in the group
Specialties
- Pediatric Medicineprimary
Other pediatricians in Los Angeles
Clinicians with the same Medicare primary specialty in Los Angeles, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Kansas School Of Med (kc/wich/sal) |
| Graduation year | 1972 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1932192572 |
| 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