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

Dr. D'Arcy Lyness, PHD

Individual provider Cognitive & Behavioral Psychologist · NPI 1174997464

Dr. D'Arcy Lyness, PHD is a Cognitive & Behavioral Psychologist in Wayne, Pennsylvania. Practices as a sole proprietor. Licensed in Pennsylvania.

Licensed in
PA
In the registry since
2015
Specialties on file
3
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

107 W Lancaster Ave #206
Wayne, PA 19087-3330
Phone: (610) 687-2929
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PS009082L (PA)
Cognitive & Behavioral Psychologist Taxonomy 103TB0200X · Licence PS009082L (PA)
Clinical Child & Adolescent Psychologist Taxonomy 103TC2200X · Licence PS009082L (PA)

Record details

NPI number1174997464
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedNovember 24, 2015
Last updated in NPPESNovember 24, 2015
Mailing address433 Conestoga Rd, Wayne, PA 19087-4811

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