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

Dr. Trevor Mackin, PSYD

Individual provider Forensic Psychologist · NPI 1396125407

Dr. Trevor Mackin, PSYD is a Forensic Psychologist in Napa, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2015
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

See every abbreviation used in this directory →

Practice location Address checks out

2100 Napa Vallejo Hwy
Napa, CA 94558-6234
Phone: (707) 253-5660
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Forensic Psychologist (primary) Taxonomy 103TF0200X · Licence PSY26551 (CA)

Record details

NPI number1396125407
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorYes
NPI enumeratedJune 3, 2015
Last updated in NPPESSeptember 28, 2015

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