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Edit this profileAt a glance
- 239 W 9Th St, Upland, CA 91786
About Marvin Guillory
Marvin Guillory is an addiction & substance abuse counselor practicing in Upland, CA. This provider record is associated with NPI 1972872331.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
Contact Information
- (909) 981-6121
- Email not available
Practice Locations
239 W 9TH ST
Upland, CA 91786
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 addiction & substance abuse counselors 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
What does Marvin Guillory specialize in?
Marvin Guillory is an addiction & substance abuse counselor in Upland, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Marvin Guillory located?
Marvin Guillory is listed at 239 W 9Th St, Upland, CA 91786. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Marvin Guillory's phone number?
The number on file is (909) 981-6121. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Marvin Guillory?
Marvin Guillory's National Provider Identifier is 1972872331. 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 Marvin Guillory have?
Marvin Guillory has 15+ years experience. Registered with an NPI since 2011. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Is Marvin Guillory's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Marvin Guillory. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.