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

MS. Karen Elizabeth Diaz, MFT

Individual provider Marriage & Family Therapist · NPI 1144386657

MS. Karen Elizabeth Diaz, MFT is a Marriage & Family Therapist in Vallejo, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
MFT — Marriage and Family Therapist
A therapist who treats couples and families.

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Practice location Address checks out

800 Sereno Dr
Vallejo, CA 94589-2411
Phone: (707) 651-2589
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X · Licence MFC 44450 (CA)

Record details

NPI number1144386657
Entity typeIndividual (Type 1)
GenderFemale
Credentials MFT
Sole proprietorNo
NPI enumeratedDecember 29, 2006
Last updated in NPPESOctober 9, 2024
Certification dateOctober 9, 2024

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