Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Nurse Practitioner

Amandabrett Oliver, NP

Works at hospitals in Clearlake, CA · Oroville, CA · California

Summary

Amandabrett Oliver, NP (Nurse Practitioner) is listed by Medicare at 2 hospitals in Clearlake, CA and Oroville, CA. NPI 1104348317. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Amandabrett Oliver, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Nurse PractitionerPrimary specialty
YesAccepts Medicare assignment
1Years since medical school (graduated 2025)
FemaleGender (as listed)
Ampla HealthGroup practice

Quick answers

Which hospitals does Amandabrett Oliver work at?
Medicare's official clinician data lists Amandabrett Oliver at 2 hospitals: Adventist Health Clearlake and Oroville Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Amandabrett Oliver see patients?
Medicare's clinician data lists 1 practice location in Oroville, CA. Call before your visit to confirm the address.
What is Amandabrett Oliver's specialty?
Medicare lists Nurse Practitioner as the primary specialty.
Does Amandabrett Oliver accept Medicare assignment?
Yes. Medicare's clinician data says Amandabrett Oliver 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 Amandabrett Oliver?
(530) 534-7500, as listed in official Medicare / NPI Registry data.
What is Amandabrett Oliver's NPI number?
1104348317. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Amandabrett Oliver works

Medicare's Facility Affiliation Data lists Amandabrett Oliver at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Amandabrett Oliver is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Amandabrett Oliver as a member of this group (CMS data updated 2026-10-02).

  • Ampla Health101 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, California →

Other nurse practitioners in Oroville

Clinicians with the same Medicare primary specialty in Oroville, CA — not a recommendation.

All nurse practitioners in Oroville →

Clinician information

CredentialNP
Graduation year2025
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1104348317
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians