Physician Profile
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Source: NPPES NPI Registry
7601 IMPERIAL HWY
Downey, CA 90242
Ron J. Chai is an internist in Downey, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Ron J. Chai is listed at 7601 Imperial Hwy, Downey, CA 90242. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (562) 803-0124. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Ron J. Chai's National Provider Identifier is 1447361316. 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
Ron J. Chai has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Not yet. This profile is built from public federal data and has not been confirmed by Ron J. Chai. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.