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

William Thornton, PHD

Individual provider Clinical Child & Adolescent Psychologist · NPI 1528219839

William Thornton, PHD is a Clinical Child & Adolescent Psychologist in Fort Smith, Arkansas. Licensed in Arkansas. Registered with an NPI since 2008.

Licensed in
AR
In the registry since
2008
Specialties on file
2
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

5111 Rogers Ave Ste 535
Fort Smith, AR 72903-2047
Phone: (479) 452-7792
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 08-21P (AR)
Clinical Child & Adolescent Psychologist Taxonomy 103TC2200X · Licence 08-21P (AR)

Record details

NPI number1528219839
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedOctober 6, 2008
Last updated in NPPESJuly 21, 2010