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

Dr. David J Longo, PHD

Individual provider Clinical Psychologist · NPI 1487621850

Dr. David J Longo, PHD is a Clinical Psychologist in Danville, Pennsylvania. Qualified in 1986, 40 years ago. Accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
40
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.

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Practice location Address checks out

502 Mill St
Danville, PA 17821-1015
Phone: (570) 271-1995
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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 PS005293L (PA)

Record details

NPI number1487621850
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedMarch 3, 2006
Last updated in NPPESJuly 13, 2026
Mailing address502 Mill St, Danville, PA 17821-1015

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1986 (40 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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