Quick answers
- Does Sammantha L. Boaz accept Medicare assignment?
- Yes. Medicare's clinician data says Sammantha L. Boaz 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 Sammantha L. Boaz's NPI number?
- 1437387198. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Sammantha L. Boaz works
Medicare's Facility Affiliation Data lists Sammantha L. Boaz 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.
- Petaluma Valley HospitalPetaluma, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: not listed by Medicare · CCN 050136
Practice locations
Addresses where Sammantha L. Boaz is enrolled with Medicare (CMS data updated October 2, 2026).
- 303 Corte Madera Town CtrCorte Madera, CA 94925 (415) 840‑8615
- 3883 Airway Dr, Suite 120Santa Rosa, CA 95403 (707) 521‑4495
Group practices
Medicare enrollment lists Sammantha L. Boaz as a member of these groups (CMS data updated October 2, 2026).
- Sutter Bay Medical Foundation3,829 clinicians in the group
- Carbon Health Medical Group of California PC334 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Corte Madera
Clinicians with the same Medicare primary specialty in Corte Madera, CA — not a recommendation.
Other clinicians in Sutter Bay Medical Foundation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2013 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1437387198 |
| 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