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

Individual provider Clinical Social Worker · NPI 1457009607

Marion L Usher, MSSW, PHD is a Clinical Social Worker in Washington, District of Columbia. Practices as a sole proprietor. Licensed in District of Columbia.

Licensed in
DC
In the registry since
2022
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

700 New Hampshire Ave NW # 602
Washington, DC 20037-2407
Phone: (202) 236-9495
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence LC301749 (DC)

Record details

NPI number1457009607
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSSW , PHD
Sole proprietorYes
NPI enumeratedMarch 16, 2022
Last updated in NPPESMarch 16, 2022
Certification dateMarch 16, 2022

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