Organization Profile
Wu & Diaz Professional Corp is a healthcare organization in Ontario, CA, registered under family medicine. This organization is also listed as specializing in internal medicine. NPI 1548356884 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
From registry street addresses: providers filed at this building, which can include unrelated practices sharing it.
3550 E PHILADELPHIA STREET SUITE # 150
Ontario, CA 91761
Wu & Diaz Professional Corp is a family doctor in Ontario, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.
NPI registry
Wu & Diaz Professional Corp is listed at 3550 E Philadelphia Street Suite # 150, Ontario, CA 91761. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (909) 773-0022. Contact the office directly to confirm availability and scheduling.
NPI registry
Wu & Diaz Professional Corp's National Provider Identifier is 1548356884. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Not yet. This profile is built from public federal data and has not been confirmed by Wu & Diaz Professional Corp. If this is you, claiming it is free.
Guide.md
Manage this listing? Log in or create an account, then click “This is my practice and I manage it” here. A verified physician whose registry address matches this location is approved instantly; everyone else is reviewed by a person.
Guide.md listings do not constitute medical advice or an endorsement.