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

Erin Hallahan, LCSW

Individual provider Clinical Social Worker · NPI 1528726114

Erin Hallahan, LCSW is a Clinical Social Worker in Fairfax, Virginia. Licensed in Virginia. Registered with an NPI since 2021.

Licensed in
VA
In the registry since
2021
What do these letters mean?
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

11204 Waples Mill Rd
Fairfax, VA 22030-6036
Phone: (703) 218-8527
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 0904013489 (VA)

Record details

NPI number1528726114
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedDecember 1, 2021
Last updated in NPPESDecember 1, 2021
Certification dateDecember 1, 2021

Other providers in Fairfax