Quick answers
- Which hospitals does Mia Geurts work at?
- Medicare's official clinician data lists Mia Geurts at 2 hospitals: Providence Queen of the Valley Medical Center and Sonoma Valley Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mia Geurts see patients?
- Medicare's clinician data lists 2 practice locations, including Napa, CA and Sonoma, CA. Call before your visit to confirm the address.
- What is Mia Geurts's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Mia Geurts accept Medicare assignment?
- Yes. Medicare's clinician data says Mia Geurts 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.
- What is the phone number for Mia Geurts?
- (707) 257-4014, as listed in official Medicare / NPI Registry data.
- What is Mia Geurts's NPI number?
- 1932646064. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mia Geurts works
Medicare's Facility Affiliation Data lists Mia Geurts at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Providence Queen of the Valley Medical CenterNapa, CA · Acute Care Hospital · CCN 050009
- Sonoma Valley HospitalSonoma, CA · Acute Care Hospital · CCN 050090
Practice locations
Addresses where Mia Geurts is enrolled with Medicare (CMS data updated 2026-10-02).
- 1000 Trancas StNapa, CA 94558 (707) 257‑4014
- 347 Andrieux StSonoma, CA 95476 (707) 935‑5000
Group practices
Medicare enrollment lists Mia Geurts as a member of this group (CMS data updated 2026-10-02).
- Napa Valley Emergency Medical Group19 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Napa
Clinicians with the same Medicare primary specialty in Napa, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Harvard Medical School |
| Graduation year | 2017 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1932646064 |
| 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