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

Individual provider Clinical Child & Adolescent Psychologist · NPI 1821460486

Dr. Ryan Thomas Sinclair, PHD is a Clinical Child & Adolescent Psychologist in Dayton, Ohio. Practices as a sole proprietor and works from 2 locations. Licensed in Ohio.

Licensed in
OH
In the registry since
2015
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

1 Childrens Plz
Dayton, OH 45404-1815
Phone: (937) 641-3401
Fax: (937) 641-3066
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 3300 W Tech Blvd, Miamisburg, OH 45342-4865 — (937) 641-3401

Specialties & licences

Clinical Child & Adolescent Psychologist (primary) Taxonomy 103TC2200X · Licence 7359 (OH)

Record details

NPI number1821460486
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedOctober 22, 2015
Last updated in NPPESAugust 15, 2025
Certification dateAugust 15, 2025
Mailing addressPo Box 933421, Cleveland, OH 44193-0039

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