Quick answers
- Which hospitals does Tomomi Oka work at?
- Medicare's official clinician data lists Tomomi Oka at 3 hospitals: El Camino Health, Peninsula Medical Center and Sutter Santa Rosa Regional Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Tomomi Oka see patients?
- Medicare's clinician data lists 7 practice locations, including Burlingame, CA, San Jose, CA and Mountain View, CA. Call before your visit to confirm the address.
- What is Tomomi Oka's specialty?
- Medicare lists Cardiac Surgery as the primary specialty.
- Does Tomomi Oka accept Medicare assignment?
- Yes. Medicare's clinician data says Tomomi Oka 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 Tomomi Oka offer telehealth?
- Medicare's clinician data says Tomomi Oka offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Tomomi Oka?
- (650) 696-5400, as listed in official Medicare / NPI Registry data.
- What is Tomomi Oka's NPI number?
- 1679788749. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Tomomi Oka works
Medicare's Facility Affiliation Data lists Tomomi Oka at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- El Camino HealthMountain View, CA · Acute Care Hospital · CCN 050308
- Peninsula Medical CenterBurlingame, CA · Acute Care Hospital · CCN 050007
- Sutter Santa Rosa Regional HospitalSanta Rosa, CA · Acute Care Hospital · CCN 050291
Practice locations
Addresses where Tomomi Oka is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 1501 Trousdale DrBurlingame, CA 94010 (650) 696‑5400
- 1501 Trousdale Dr, Suite 215Burlingame, CA 94010 (415) 600‑6400
- 2425 Samaritan DrSan Jose, CA 95124 (408) 559‑2011
- 2500 Grant RdMountain View, CA 94040 (650) 940‑7000
- 370 Distel CirLos Altos, CA 94022 (650) 254‑5200
Group practices
Medicare enrollment lists Tomomi Oka as a member of this group (CMS data updated 2026-10-02).
- Sutter Bay Medical Foundation3,829 clinicians in the group
Specialties
- Cardiac Surgeryprimary
Other cardiac surgeons in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1997 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1679788749 |
| 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