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Edit this profileAt a glance
- 2999 S Haven Ave, Ontario, CA 91761
About Irwin Diaz
Irwin A. Diaz is a healthcare provider located in Ontario, CA. This provider record is associated with NPI 1538779582.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
Contact Information
- (909) 923-3352
- Email not available
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Practice Locations
2999 S HAVEN AVE
Ontario, CA 91761
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other providers at this location 6
Same specialty, same street address — most likely the same department or group.
Common questions
Where is Irwin A. Diaz located?
Irwin A. Diaz is listed at 2999 S Haven Ave, Ontario, CA 91761. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Irwin A. Diaz's phone number?
The number on file is (909) 923-3352. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Irwin A. Diaz's NPI number?
Irwin A. Diaz's National Provider Identifier is 1538779582. 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
How long has Irwin A. Diaz been practicing?
Irwin A. Diaz has 6+ years experience. Registered with an NPI since 2020. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Irwin A. Diaz confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Irwin A. Diaz. If this is you, claiming it is free.
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