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

David John Murphy, PHD

Individual provider Psychologist · NPI 1376628255

David John Murphy, PHD is a Clinical Psychologist in Sebastopol, California. Qualified in 1994, 32 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
32
Licensed in
CA
In the registry since
2006
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

874 Gravenstein Ave Ste 15
Sebastopol, CA 95472-4555
Phone: (707) 566-7026
Fax: (707) 566-7026
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 15671 (CA)

Record details

NPI number1376628255
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedOctober 26, 2006
Last updated in NPPESJuly 9, 2007
Mailing address874 Gravenstein Ave, Suite 15, Sebastopol, CA 95472-4555

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1994 (32 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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