Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Mrs. Cynthia Marie Olsen Farquhar, LCSW

Individual provider Clinical Social Worker · NPI 1518089796

Mrs. Cynthia Marie Olsen Farquhar, LCSW is a Clinical Social Worker in Fredericksburg, Virginia. Licensed in Maryland and Virginia. Registered with an NPI since 2007.

Licensed in
MD, VA
In the registry since
2007
Specialties on file
2
What do these letters mean?
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

406 Chatham Sq Ofc Park Ste 201 Riverside Counseling Pllc
Fredericksburg, VA 22405 Not confirmed with CMS for 19 years — call before visiting
Phone: (540) 373-1200
Fax: (540) 373-1283
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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 0904005871 (VA)
Clinical Social Worker Taxonomy 1041C0700X · Licence 12334 (MD)

Record details

NPI number1518089796
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedApril 6, 2007
Last updated in NPPESJuly 8, 2007

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