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

Individual provider Psychologist · NPI 1477918654

Dr. William Hayward Staso, PHD is a Psychologist in Roseville, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2015
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

2137 Rhodes Ln
Roseville, CA 95747-9024
Phone: (916) 899-2638
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PSY8118 (CA)

Record details

NPI number1477918654
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedDecember 15, 2015
Last updated in NPPESDecember 15, 2015

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