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

Individual provider Clinical Social Worker · NPI 1295174662

Sallie Twentyman, MSW, LCSW is a Clinical Social Worker in Vienna, Virginia. Practices as a sole proprietor. Licensed in District of Columbia and Virginia.

Licensed in
DC, VA
In the registry since
2013
Specialties on file
2
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

129 Park St NE Ste 12B
Vienna, VA 22180
Phone: (703) 944-4009
Fax: (571) 732-4824
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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 0904008348 (VA)
Clinical Social Worker Taxonomy 1041C0700X · Licence LC50079813 (DC)

Record details

NPI number1295174662
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW , LCSW
Sole proprietorYes
NPI enumeratedJune 19, 2013
Last updated in NPPESJuly 21, 2022

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