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

Dr. Ronald Jay Karpf, PHD

Individual provider Clinical Psychologist · NPI 1184625709

Dr. Ronald Jay Karpf, PHD is a Clinical Psychologist in Hatfield, Pennsylvania. Licensed in New Jersey and Pennsylvania. Registered with an NPI since 2005.

Licensed in
NJ, PA
In the registry since
2005
Specialties on file
2
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

130 S Main St
Hatfield, PA 19440-2556
Phone: (610) 834-8212
Fax: (610) 834-0792
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PS002720L (PA)
Clinical Psychologist Taxonomy 103TC0700X · Licence 355100147700 (NJ)

Record details

NPI number1184625709
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedAugust 4, 2005
Last updated in NPPESJuly 13, 2026
Mailing address304 Flourtown Rd, Lafayette Hill, PA 19444-1005