Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. James P Leone, PHD, CGP

Individual provider Psychologist · NPI 1164579264

Dr. James P Leone, PHD, CGP is a Clinical Psychologist in Cambridge, Massachusetts. Qualified in 1978, 48 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
48
Licensed in
MA
In the registry since
2007
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

875 Massachusetts Ave Ste 24
Cambridge, MA 02139-3067
Phone: (617) 547-8135
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X (MA)

Record details

NPI number1164579264
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD , CGP
Sole proprietorYes
NPI enumeratedJanuary 4, 2007
Last updated in NPPESJuly 8, 2007
Mailing address875 Massachusetts Ave, Suite 24, Cambridge, MA 02139-3067

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1978 (48 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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