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

Dr. Alex A Terreau, MD

Individual provider Psychiatry Physician · NPI 1295001923

Dr. Alex A Terreau, MD is a Psychiatry Physician in Nicasio, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2012
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

6967 Lucas Valley Rd
Nicasio, CA 94946
Phone: (707) 835-4513
Fax: (707) 630-0770
Show map & directions

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

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence A119883 (CA)

Record details

NPI number1295001923
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 27, 2012
Last updated in NPPESFebruary 20, 2024
Certification dateFebruary 16, 2024