Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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MS. Diane Lynn Lasichak, LCSW, LCSW-C, CMC

Individual provider Clinical Social Worker · NPI 1861812042

MS. Diane Lynn Lasichak, LCSW, LCSW-C, CMC is a Clinical Social Worker in Ashburn, Virginia. Practices as a sole proprietor. Licensed in Maryland and Virginia.

Licensed in
MD, VA
In the registry since
2014
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

20459 Old Grey Pl
Ashburn, VA 20147-5522
Phone: (571) 333-2889
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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 0904004583 (VA)
Clinical Social Worker Taxonomy 1041C0700X · Licence 10153 (MD)

Record details

NPI number1861812042
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW , LCSW-C , CMC
Sole proprietorYes
NPI enumeratedApril 25, 2014
Last updated in NPPESApril 25, 2014

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