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

Mr. Patrick S. Williamson

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1851639983

Mr. Patrick S. Williamson is an Addiction (Substance Use Disorder) Counselor in Tucson, Arizona. Practices as a sole proprietor. Licensed in Arizona.

Licensed in
AZ
In the registry since
2013
Specialties on file
2

Practice location Address checks out

310 S Convent Ave
Tucson, AZ 85701-2215
Phone: (520) 975-6350
Show map & directions

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

Specialties & licences

Professional Counselor (primary) Taxonomy 101YP2500X · Licence 11992 (AZ)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence 11810 (AZ)

Record details

NPI number1851639983
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedJanuary 24, 2013
Last updated in NPPESJanuary 24, 2013

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