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

Mr. William Benjamin Hookstra, MA

Individual provider School Psychologist · NPI 1639337132

Mr. William Benjamin Hookstra, MA is a School Psychologist in Mohave Valley, Arizona. Licensed in Arizona. Registered with an NPI since 2008.

Licensed in
AZ
In the registry since
2008
What do these letters mean?
MA — Master of Arts
A graduate arts degree.

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Practice location Address checks out

8450 Olive Ave
Mohave Valley, AZ 86440-9214
Phone: (928) 768-4538
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

School Psychologist (primary) Taxonomy 103TS0200X · Licence 4013950 (AZ)

Record details

NPI number1639337132
Entity typeIndividual (Type 1)
GenderMale
Credentials MA
Sole proprietorNo
NPI enumeratedMay 30, 2008
Last updated in NPPESMay 30, 2008