Provider Profile
Mari Z. Santos, LCSW
Unclaimed ProfileAbout Mari Santos
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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.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (626) 692-5954
- Email not available
Practice Locations
9668 MILLIKEN AVE STE 104-183
Rancho Cucamonga, CA 91730
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
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
What does Mari Z. Santos specialize in?
Mari Z. Santos is a clinical social worker in Rancho Cucamonga, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Mari Z. Santos located?
Mari Z. Santos is listed at 9668 Milliken Ave Ste 104-183, Rancho Cucamonga, CA 91730. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Mari Z. Santos's phone number?
The number on file is (626) 692-5954. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Mari Z. Santos?
Mari Z. Santos's National Provider Identifier is 1629613963. 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 much experience does Mari Z. Santos have?
Mari Z. Santos has 7+ years experience. Registered with an NPI since 2019. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Is Mari Z. Santos's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Mari Z. Santos. 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.