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

Individual provider Clinical Psychologist · NPI 1922308139

Dr. Harvey William Ziff, PHD is a Clinical Psychologist in Doylestown, Pennsylvania. Practices as a sole proprietor. Licensed in Pennsylvania.

Licensed in
PA
In the registry since
2010
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

1960 S Easton Rd
Doylestown, PA 18901
Phone: (215) 348-3300
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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 PS006861L (PA)

Record details

NPI number1922308139
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedOctober 22, 2010
Last updated in NPPESOctober 26, 2010

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