Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Joan Elizabeth Diedrich

Individual provider Community Health Worker · NPI 1609201383

Joan Elizabeth Diedrich is a Community Health Worker in Oakland, California. Licensed in California. Registered with an NPI since 2013.

Licensed in
CA
In the registry since
2013

Practice location Address checks out

390 40th St
Oakland, CA 94609-2633
Phone: (510) 613-0330
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Community Health Worker (primary) Taxonomy 172V00000X · Licence C057890618 (CA)

Record details

NPI number1609201383
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedSeptember 12, 2013
Last updated in NPPESFebruary 22, 2024
Certification dateFebruary 22, 2024

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