Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Dian R Allen, PHD, LMFT

Individual provider Professional Counselor · NPI 1174680805

Dr. Dian R Allen, PHD, LMFT is a Professional Counselor in Vallejo, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
Specialties on file
2
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.
LMFT — Licensed Marriage and Family Therapist
A therapist licensed to treat couples and families.

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Practice location Address checks out

526 Tennessee St
Vallejo, CA 94590-4431
Phone: (707) 331-8551
Fax: (707) 980-6576
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Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X · Licence 32508 (CA)
Professional Counselor Taxonomy 101YP2500X · Licence 1300 (CA)

Record details

NPI number1174680805
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD , LMFT
Sole proprietorYes
NPI enumeratedJanuary 2, 2007
Last updated in NPPESSeptember 2, 2023
Certification dateSeptember 2, 2023

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