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

Mr. John Frederic Herkenhoff, MFT

Individual provider Marriage & Family Therapist · NPI 1427114057

Mr. John Frederic Herkenhoff, MFT is a Marriage & Family Therapist in Oakland, 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

4368 Lincoln Ave
Oakland, CA 94602-2529
Phone: (510) 531-3111
Fax: (510) 530-8083
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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 43922 (CA)

Record details

NPI number1427114057
Entity typeIndividual (Type 1)
GenderMale
Credentials MFT
Sole proprietorNo
NPI enumeratedDecember 28, 2006
Last updated in NPPESJuly 8, 2007

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