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

Dr. Michelle Sullivan-Gast, PSYD

Individual provider Clinical Psychologist · NPI 1417227968

Dr. Michelle Sullivan-Gast, PSYD is a Clinical Psychologist in Fairfax, Virginia. Licensed in Virginia. Registered with an NPI since 2011.

Licensed in
VA
In the registry since
2011
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

See every abbreviation used in this directory →

Practice location Address checks out

3040 Williams Dr Ste 402
Fairfax, VA 22031-4618
Phone: (703) 573-3573
Fax: (703) 573-3574
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 0810004489 (VA)

Record details

NPI number1417227968
Entity typeIndividual (Type 1)
GenderFemale
Credentials PSYD
Sole proprietorNo
NPI enumeratedDecember 30, 2011
Last updated in NPPESDecember 30, 2011

Other providers in Fairfax