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

Dr. Carol Williams Nickelson, PSYD

Individual provider Psychologist · NPI 1922637982

Dr. Carol Williams Nickelson, PSYD is a Psychologist in Ashburn, Virginia. Practices as a sole proprietor and works from 2 locations. Licensed in Virginia.

Licensed in
VA
In the registry since
2020
Specialties on file
2
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

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Practice location Address checks out

20925 Professional Plz Ste 230
Ashburn, VA 20147-3403
Phone: (703) 621-7121
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 21385 Glebe View Dr, Broadlands, VA 20148-3629 — (703) 723-0119

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 0810007253 (VA)
Psychologist Taxonomy 103T00000X

Record details

NPI number1922637982
Entity typeIndividual (Type 1)
GenderFemale
Credentials PSYD
Sole proprietorYes
NPI enumeratedApril 2, 2020
Last updated in NPPESOctober 4, 2020
Certification dateOctober 4, 2020

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