Quick answers
- Does Yumiko Wong accept Medicare assignment?
- Yes. Medicare's clinician data says Yumiko Wong 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 Yumiko Wong's NPI number?
- 1730243551. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Yumiko Wong works
Medicare's Facility Affiliation Data lists Yumiko Wong 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.
- San Antonio Regional HospitalUpland, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050099
Practice locations
Addresses where Yumiko Wong is enrolled with Medicare (CMS data updated October 2, 2026).
- 1310 San Bernardino Rd, Suite 105Upland, CA 91786 (909) 985‑1891
- 16465 Sierra Lakes PkwyFontana, CA 92336 (909) 429‑2864
- 16465 Sierra Lakes Pkwy, Suite 300Fontana, CA 92336
Group practices
Medicare enrollment lists Yumiko Wong as a member of this group (CMS data updated October 2, 2026).
- Cucamonga Valley Medical Group Inc23 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Upland
Clinicians with the same Medicare primary specialty in Upland, CA — not a recommendation.
Other clinicians in Cucamonga Valley Medical Group Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2002 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1730243551 |
| 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