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

Dr. Oscar John Harp III, PHD

Individual provider Clinical Psychologist · NPI 1275884082

Dr. Oscar John Harp III, PHD is a Clinical Psychologist in Baltimore, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2012
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

5601 Loch Raven Blvd
Baltimore, MD 21239-2945
Phone: (443) 444-3848
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 05154 (MD)

Record details

NPI number1275884082
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedSeptember 20, 2012
Last updated in NPPESSeptember 26, 2012

Other providers in Baltimore