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

Dr. Guy Joseph Mahoney, PHD, LCSW, BCD

Individual provider Clinical Social Worker · NPI 1043232440

Dr. Guy Joseph Mahoney, PHD, LCSW, BCD is a Clinical Social Worker in Falls Church, Virginia. Licensed in Texas. Registered with an NPI since 2006.

Licensed in
TX
In the registry since
2006
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

5113 Leesburg Pike Ste 901
Falls Church, VA 22041-3257
Phone: (703) 578-8539
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 19259 (TX)

Record details

NPI number1043232440
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD , LCSW , BCD
Sole proprietorNo
NPI enumeratedJuly 24, 2006
Last updated in NPPESApril 11, 2008

Other providers in Falls Church