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

Individual provider Mental Health Counselor · NPI 1063689461

Ellen Hammerle, PHD, MFT is a Mental Health Counselor in Mill Valley, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2008
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.
MFT — Marriage and Family Therapist
A therapist who treats couples and families.

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Practice location Address checks out

600 Miller Ave
Mill Valley, CA 94941-2990
Phone: (415) 389-6448
Fax: (415) 389-6650
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Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence MFC 32398 (CA)

Record details

NPI number1063689461
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD , MFT
Sole proprietorYes
NPI enumeratedMay 14, 2008
Last updated in NPPESMay 14, 2008
Mailing address600 Miller Ave, Mill Valley, CA 94941-2990

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