Quick answers
- Which hospitals does Karen Orbeta work at?
- Medicare's official clinician data lists Karen Orbeta at 3 hospitals: Mark Twain Medical Center, Sonoma Valley Hospital and Sutter Amador Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Karen Orbeta see patients?
- Medicare's clinician data lists 3 practice locations, including San Andreas, CA and Sonoma, CA. Call before your visit to confirm the address.
- What is Karen Orbeta's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Karen Orbeta accept Medicare assignment?
- Medicare's clinician data says Karen Orbeta may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Karen Orbeta?
- (209) 755-1400, as listed in official Medicare / NPI Registry data.
- What is Karen Orbeta's NPI number?
- 1689456311. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Karen Orbeta works
Medicare's Facility Affiliation Data lists Karen Orbeta at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mark Twain Medical CenterSan Andreas, CA · Critical Access Hospital · CCN 051332
- Sonoma Valley HospitalSonoma, CA · Acute Care Hospital · CCN 050090
- Sutter Amador HospitalJackson, CA · Acute Care Hospital · CCN 050014
Practice locations
Addresses where Karen Orbeta is enrolled with Medicare (CMS data updated 2026-10-02).
- 1113 Hwy 49San Andreas, CA 95249 (209) 755‑1400
- 19270 Hwy 12Sonoma, CA 95476 (707) 939‑6070
- 19270 Sonoma Hwy 12Sonoma, CA 95476
Group practices
Medicare enrollment lists Karen Orbeta as a member of these groups (CMS data updated 2026-10-02).
- M A C T Health Board Incorporated22 clinicians in the group
- Sonoma Valley Community Health Center20 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in San Andreas
Clinicians with the same Medicare primary specialty in San Andreas, CA — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2023 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1689456311 |
| 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