Quick answers
- Does Yutaka Niihara accept Medicare assignment?
- Yes. Medicare's clinician data says Yutaka Niihara accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Yutaka Niihara's NPI number?
- 1467480459. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Yutaka Niihara works
Medicare's Facility Affiliation Data lists Yutaka Niihara at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Providence Little Company of Mary Medical Center TorranceTorrance, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: not listed by Medicare · CCN 050353
- Torrance Memorial Medical CenterTorrance, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050351
Practice locations
Addresses where Yutaka Niihara is enrolled with Medicare (CMS data updated October 2, 2026).
- 2860 Sepulveda BlvdTorrance, CA 90505 (310) 534‑8200
Group practices
Medicare enrollment lists Yutaka Niihara as a member of this group (CMS data updated October 2, 2026).
- Osato Medical Clinic Inc4 clinicians in the group
Specialties
- Hematology/Oncologyprimary
- Internal Medicinealso
Other hematologist-oncologists in Torrance
Clinicians with the same Medicare primary specialty in Torrance, CA — not a recommendation.
Other clinicians in Osato Medical Clinic Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Loma Linda University School Of Medicine |
| Graduation year | 1986 (40 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1467480459 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- 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