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

Individual provider Marriage & Family Therapist · NPI 1649328865

Dianna Lynnette Grayer, MA, MFT is a Marriage & Family Therapist in Petaluma, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
What do these letters mean?
MA — Master of Arts
A graduate arts degree.
MFT — Marriage and Family Therapist
A therapist who treats couples and families.

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Practice location Address checks out

7 4th St Ste 42
Petaluma, CA 94952-3043
Phone: (707) 769-1853
Fax: (707) 793-9840
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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 33934 (CA)

Record details

NPI number1649328865
Entity typeIndividual (Type 1)
GenderFemale
Credentials MA , MFT
Sole proprietorYes
NPI enumeratedJanuary 5, 2007
Last updated in NPPESJuly 8, 2007

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