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

Gerald T O'Brien, PHD

Individual provider Clinical Psychologist · NPI 1164439808

Gerald T O'Brien, PHD is a Clinical Psychologist in Bala Cynwyd, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2006.

Licensed in
PA
In the registry since
2006
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

112 Bala Ave
Bala Cynwyd, PA 19004-3025
Phone: (610) 667-6490
Fax: (610) 667-1744
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PS004240L (PA)

Record details

NPI number1164439808
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedAugust 2, 2006
Last updated in NPPESDecember 4, 2009

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