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

Charles J Duffy, MD, PHD

Individual provider Neurology Physician · NPI 1376578179

Charles J Duffy, MD, PHD is a Neurology Physician in Hershey, Pennsylvania. Licensed in New York. Registered with an NPI since 2006.

Licensed in
NY
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
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

30 Hope Dr
Hershey, PA 17033-0858
Phone: (717) 531-3828
Fax: (717) 531-0465
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence 194405 (NY)

Record details

NPI number1376578179
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedJuly 11, 2006
Last updated in NPPESSeptember 30, 2019
Mailing addressPo Box 858, Mc A410, Hershey, PA 17033-0858

Other providers in Hershey