Quick answers
- Where does Ellen A. Machikawa see patients?
- Medicare's clinician data lists 2 practice locations, including Los Angeles, CA and Los Altos, CA. Call before your visit to confirm the address.
- What is Ellen A. Machikawa's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does Ellen A. Machikawa accept Medicare assignment?
- Yes. Medicare's clinician data says Ellen A. Machikawa 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 Ellen A. Machikawa offer telehealth?
- Medicare's clinician data says Ellen A. Machikawa offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Ellen A. Machikawa?
- (424) 425-1232, as listed in official Medicare / NPI Registry data.
- What is Ellen A. Machikawa's NPI number?
- 1902007552. 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 Ellen A. Machikawa is enrolled with Medicare (CMS data updated 2026-10-02).
- 445 S Figueroa St, Fl 31Los Angeles, CA 90071 (424) 425‑1232
- 4966 El Camino Real, Suite 224Los Altos, CA 94022 (650) 690‑2362
Group practices
Medicare enrollment lists Ellen A. Machikawa as a member of this group (CMS data updated 2026-10-02).
- Savant Care Inc7 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists 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 Southern California Keck School Of Medicine |
| Graduation year | 1995 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1902007552 |
| 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