Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Deidra Beatrice Walker-Quarterman, PHD

Individual provider Counselor · NPI 1285967554

Dr. Deidra Beatrice Walker-Quarterman, PHD is a Counselor in Washington, District of Columbia. Practices as a sole proprietor. Licensed in District of Columbia and Virginia.

Licensed in
DC, VA
In the registry since
2009
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.

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Practice location Address checks out

3300 Pennsylvania Ave SE
Washington, DC 20020-2408
Phone: (202) 878-6626
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X (DC)
Counselor Taxonomy 101Y00000X (VA)

Record details

NPI number1285967554
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedSeptember 17, 2009
Last updated in NPPESMarch 6, 2023
Certification dateMarch 6, 2023

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