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

Dianna Coffman

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1639412570

Dianna Coffman is an Addiction (Substance Use Disorder) Counselor in Vacaville, California. Practices as a sole proprietor. Registered with an NPI since 2013.

In the registry since
2013

Practice location Address checks out

1286 Callen St
Vacaville, CA 95688-3002
Phone: (707) 447-8982
Fax: (707) 447-3205
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X

Record details

NPI number1639412570
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedMarch 28, 2013
Last updated in NPPESMarch 28, 2013
Mailing address1286 Callen St, Vacaville, CA 95688-3002

Other providers in Vacaville