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

Individual provider Clinical Psychologist · NPI 1669688578

Dr. Allison Hahn Sidley, PSYD is a Clinical Psychologist in Arlington, Virginia. Practices as a sole proprietor. Licensed in Virginia.

Licensed in
VA
In the registry since
2007
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

3801 Fairfax Dr Ste 61
Arlington, VA 22203-1762
Phone: (703) 807-0454
Fax: (703) 741-0163
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 0810002632 (VA)

Record details

NPI number1669688578
Entity typeIndividual (Type 1)
GenderFemale
Credentials PSYD
Sole proprietorYes
NPI enumeratedMay 15, 2007
Last updated in NPPESMarch 7, 2012

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