Provider Profile
Oswaldo Castillo
Unclaimed ProfileAbout Oswaldo Castillo
No biography has been added yet. Is this you? Claim this profile to add one.
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Contact Information
- (310) 916-8343
- Email not available
Practice Locations
15217 SAN BERNARDINO AVE
Fontana, CA 92335
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 8
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Common questions
Where is Oswaldo Castillo located?
Oswaldo Castillo is listed at 15217 San Bernardino Ave, Fontana, CA 92335. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Oswaldo Castillo's phone number?
The number on file is (310) 916-8343. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Oswaldo Castillo?
Oswaldo Castillo's National Provider Identifier is 1538005087. 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
Is Oswaldo Castillo's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Oswaldo Castillo. 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.