Quick answers
- Which hospitals does Hannah A. Knox work at?
- Medicare's official clinician data lists Hannah A. Knox at 5 hospitals: Adventist Health Clearlake, Adventist Health Mendocino Coast, Healdsburg Hospital, Providence Queen of the Valley Medical Center and Providence Santa Rosa Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Hannah A. Knox see patients?
- Medicare's clinician data lists 2 practice locations, including Santa Rosa, CA and Petaluma, CA. Call before your visit to confirm the address.
- What is Hannah A. Knox's specialty?
- Medicare lists Endocrinology as the primary specialty, and also Internal Medicine.
- Does Hannah A. Knox accept Medicare assignment?
- Yes. Medicare's clinician data says Hannah A. Knox 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.
- Does Hannah A. Knox offer telehealth?
- Medicare's clinician data says Hannah A. Knox offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Hannah A. Knox?
- (707) 890-4250, as listed in official Medicare / NPI Registry data.
- What is Hannah A. Knox's NPI number?
- 1629562749. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Hannah A. Knox works
Medicare's Facility Affiliation Data lists Hannah A. Knox at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Adventist Health ClearlakeClearlake, CA · Critical Access Hospital · CCN 051317
- Adventist Health Mendocino CoastFort Bragg, CA · Critical Access Hospital · CCN 051325
- Healdsburg HospitalHealdsburg, CA · Critical Access Hospital · CCN 051321
- Providence Queen of the Valley Medical CenterNapa, CA · Acute Care Hospital · CCN 050009
- Providence Santa Rosa Memorial HospitalSanta Rosa, CA · Acute Care Hospital · CCN 050174
Practice locations
Addresses where Hannah A. Knox is enrolled with Medicare (CMS data updated 2026-10-02).
- 1162 Montgomery Dr, Suite 300Santa Rosa, CA 95405 (707) 890‑4250
- 141 Lynch Creek Way, Suite CPetaluma, CA 94954 (707) 763‑0802
Group practices
Medicare enrollment lists Hannah A. Knox as a member of this group (CMS data updated 2026-10-02).
- Providence Medical Foundation1,466 clinicians in the group
Specialties
- Endocrinologyprimary
- Internal Medicinealso
Other endocrinologists in Santa Rosa
Clinicians with the same Medicare primary specialty in Santa Rosa, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2017 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1629562749 |
| 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