Quick answers
- Which hospitals does Erica Buck work at?
- Medicare's official clinician data lists Erica Buck at 3 hospitals: Cedar-Sinai Marina del Rey Hospital, Cedars-Sinai Medical Center and Torrance Memorial Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Erica Buck see patients?
- Medicare's clinician data lists 1 practice location in El Segundo, CA. Call before your visit to confirm the address.
- What is Erica Buck's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Erica Buck accept Medicare assignment?
- Yes. Medicare's clinician data says Erica Buck 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 Erica Buck?
- (310) 673-3945, as listed in official Medicare / NPI Registry data.
- What is Erica Buck's NPI number?
- 1285847277. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Erica Buck works
Medicare's Facility Affiliation Data lists Erica Buck at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Cedar-Sinai Marina del Rey HospitalMarina del Rey, CA · Acute Care Hospital · CCN 050740
- Cedars-Sinai Medical CenterLos Angeles, CA · Acute Care Hospital · CCN 050625
- Torrance Memorial Medical CenterTorrance, CA · Acute Care Hospital · CCN 050351
Practice locations
Addresses where Erica Buck is enrolled with Medicare (CMS data updated 2026-10-02).
- 390 N Pacific Coast Hwy, Suite 1055El Segundo, CA 90245 (310) 673‑3945
Group practices
Medicare enrollment lists Erica Buck as a member of this group (CMS data updated 2026-10-02).
- Cedars-Sinai Medical Care Foundation1,692 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in El Segundo
Clinicians with the same Medicare primary specialty in El Segundo, CA — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 1999 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1285847277 |
| 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