Provider Profile
Cristina Sierra, LCSW is a clinical social worker based in Pasadena, CA. The provider's National Provider Identifier (NPI) is 1831824333.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
393 E WALNUT ST
Pasadena, CA 91188
19713 Azure Field Dr
Santa Clarita, CA 91321
Cristina Sierra is a clinical social worker in Pasadena, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Cristina Sierra is listed at 393 E Walnut St, Pasadena, CA 91188. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (800) 854-7771. Contact the office directly to confirm availability and scheduling.
NPI registry
Cristina Sierra's National Provider Identifier is 1831824333. 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
Cristina Sierra has 4+ years experience. Registered with an NPI since 2022. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Not yet. This profile is built from public federal data and has not been confirmed by Cristina Sierra. If this is you, claiming it is free.
Guide.md
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