Quick answers
- Does Sophia M. Hamelink accept Medicare assignment?
- Medicare's clinician data says Sophia M. Hamelink may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- What is Sophia M. Hamelink's NPI number?
- 1083430052. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Sophia M. Hamelink works
Medicare's Facility Affiliation Data lists Sophia M. Hamelink 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.
- California Pacific Medical Center- Van Ness CampusSan Francisco, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050047
- California Pacific Medical Center-Davies Campus HospitalSan Francisco, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: not listed by Medicare · CCN 050008
Practice locations
Addresses where Sophia M. Hamelink is enrolled with Medicare (CMS data updated October 2, 2026).
- 4160 Temescal Canyon Rd, Suite 401Corona, CA 92883
- 45 Castro St, Suite 423San Francisco, CA 94114
Specialties
- Physician Assistantprimary
Other physician assistants in Corona
Clinicians with the same Medicare primary specialty in Corona, CA — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2025 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1083430052 |
| 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