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

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1366585226

Dr. William Spencer Jackson, PHD is an Addiction (Substance Use Disorder) Counselor in Reno, Nevada. Licensed in California and Nevada. Registered with an NPI since 2007.

Licensed in
CA, NV
In the registry since
2007
Specialties on file
3
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

880 W 12th St
Reno, NV 89503-2601
Phone: (775) 982-5318
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PY0264 (NV)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence LADC 00248-L (NV)
Clinical Psychologist Taxonomy 103TC0700X · Licence 13587 (CA)

Record details

NPI number1366585226
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedFebruary 14, 2007
Last updated in NPPESNovember 10, 2010

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