Quick answers
- Which hospitals does Nghia Phan work at?
- Medicare's official clinician data lists Nghia Phan at 1 hospital: Pomona Valley Hospital Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Nghia Phan see patients?
- Medicare's clinician data lists 2 practice locations, including Pomona, CA. Call before your visit to confirm the address.
- What is Nghia Phan's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Nghia Phan accept Medicare assignment?
- Yes. Medicare's clinician data says Nghia Phan 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 Nghia Phan?
- (909) 469-8673, as listed in official Medicare / NPI Registry data.
- What is Nghia Phan's NPI number?
- 1164415535. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Nghia Phan works
Medicare's Facility Affiliation Data lists Nghia Phan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Pomona Valley Hospital Medical CenterPomona, CA · Acute Care Hospital · CCN 050231
Practice locations
Addresses where Nghia Phan is enrolled with Medicare (CMS data updated 2026-10-02).
- 795 E 2nd StPomona, CA 91766 (909) 469‑8673
- 795 E 2nd St, Suite 5Pomona, CA 91766
Group practices
Medicare enrollment lists Nghia Phan as a member of this group (CMS data updated 2026-10-02).
- Western University of Health Sciences51 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Pomona
Clinicians with the same Medicare primary specialty in Pomona, CA — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | New York College Of Osteo Medicine Of New York Institute Of Technology |
| Graduation year | 2000 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1164415535 |
| 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