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

Dr. Ryan Brewster, PHD

Individual provider Clinical Neuropsychologist · NPI 1184107112

Dr. Ryan Brewster, PHD is a Clinical Neuropsychologist in Washington, District of Columbia. Registered with an NPI since 2018.

In the registry since
2018
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

50 Irving St NW
Washington, DC 20422-0001
Phone: (772) 812-1923
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Neuropsychologist (primary) Taxonomy 103G00000X

Record details

NPI number1184107112
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedSeptember 14, 2018
Last updated in NPPESMarch 15, 2022
Certification dateMarch 15, 2022

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