Quick answers
- Where does Kelli C. Sierras see patients?
- Medicare's clinician data lists 3 practice locations, including Los Angeles, CA and Corona, CA. Call before your visit to confirm the address.
- What is Kelli C. Sierras's specialty?
- Medicare lists Clinical Social Worker as the primary specialty.
- Does Kelli C. Sierras accept Medicare assignment?
- Yes. Medicare's clinician data says Kelli C. Sierras 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 Kelli C. Sierras?
- (415) 360-3348, as listed in official Medicare / NPI Registry data.
- What is Kelli C. Sierras's NPI number?
- 1013289487. 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 Kelli C. Sierras is enrolled with Medicare (CMS data updated 2026-10-02).
- 2029 Century Park E, Suite 400 Office 478Los Angeles, CA 90067 (415) 360‑3348
- 308 W 5th StCorona, CA 92882 (833) 867‑4642
- 308 W 6th St, Suite 109Corona, CA 92882 (833) 867‑4642
Group practices
Medicare enrollment lists Kelli C. Sierras as a member of these groups (CMS data updated 2026-10-02).
- Brightside Medical PC279 clinicians in the group
- Neighborhood Healthcare150 clinicians in the group
Specialties
- Clinical Social Workerprimary
Other clinical social workers in Los Angeles
Clinicians with the same Medicare primary specialty in Los Angeles, CA — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| Graduation year | 2014 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1013289487 |
| 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