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Edit this profileAt a glance
- 4045 Bayberry Dr, Chino Hills, CA 91709
About William Larkin
Listed in the NPI registry as a clinical social worker, William Larkin, LCSW practices in Chino Hills, CA. William is also listed as specializing in addiction & substance abuse counselor. NPI 1629559299 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
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
- (909) 680-8161
- Email not available
Practice Locations
4045 BAYBERRY DR
Chino Hills, CA 91709
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Common questions
What is William Larkin's specialty?
William Larkin is a clinical social worker in Chino Hills, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find William Larkin?
William Larkin is listed at 4045 Bayberry Dr, Chino Hills, CA 91709. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact William Larkin?
The number on file is (909) 680-8161. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for William Larkin?
William Larkin's National Provider Identifier is 1629559299. 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 William Larkin have?
William Larkin has 8+ years experience. Registered with an NPI since 2018. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Is William Larkin's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by William Larkin. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.