Quick answers
- Which hospitals does Olivia Nguyen work at?
- Medicare's official clinician data lists Olivia Nguyen at 1 hospital: Ventura County Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Olivia Nguyen see patients?
- Medicare's clinician data lists 1 practice location in Ventura, CA. Call before your visit to confirm the address.
- What is Olivia Nguyen's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Olivia Nguyen accept Medicare assignment?
- Yes. Medicare's clinician data says Olivia Nguyen 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 Olivia Nguyen's NPI number?
- 1902478779. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Olivia Nguyen works
Medicare's Facility Affiliation Data lists Olivia Nguyen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ventura County Medical CenterVentura, CA · Acute Care Hospital · CCN 050159
Practice locations
Addresses where Olivia Nguyen is enrolled with Medicare (CMS data updated 2026-10-02).
- 300 Hillmont AveVentura, CA 93003
Group practices
Medicare enrollment lists Olivia Nguyen as a member of this group (CMS data updated 2026-10-02).
- County of Ventura344 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Ventura
Clinicians with the same Medicare primary specialty in Ventura, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Southwestern Medical School At Dallas |
| Graduation year | 2021 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1902478779 |
| 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