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

Dr. Diana Angela Jefferson, PHD

Individual provider Psychologist · NPI 1023722287

Dr. Diana Angela Jefferson, PHD is a Psychologist in Washington, District of Columbia. Registered with an NPI since 2023.

In the registry since
2023
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

106 Irving St NW Ste 2300
Washington, DC 20010-2959
Phone: (240) 863-2282
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X

Record details

NPI number1023722287
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedJanuary 11, 2023
Last updated in NPPESJanuary 11, 2023
Certification dateSeptember 27, 2022

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