Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Thomas S Merrill, PHD, ABPP

Individual provider Clinical Psychologist · NPI 1871660217

Dr. Thomas S Merrill, PHD, ABPP is a Clinical Psychologist in Peoria, Arizona. Practices as a sole proprietor. Licensed in Hawaii.

Licensed in
HI
In the registry since
2006
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

12682 W Bajada Rd
Peoria, AZ 85383-2808
Phone: (623) 388-4354
Fax: (623) 388-4354
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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 PSY243 (HI)

Record details

NPI number1871660217
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD , ABPP
Sole proprietorYes
NPI enumeratedNovember 29, 2006
Last updated in NPPESJuly 8, 2007
Mailing address12682 W Bajada Rd, Peoria, AZ 85383-2808

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