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

John Austin Defrate, MD

Individual provider Neurology Physician · NPI 1346266863

John Austin Defrate, MD is a Neurology Physician in New Castle, Delaware. Licensed in Delaware and Pennsylvania. Registered with an NPI since 2006.

Licensed in
DE, PA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

575 S Dupont Hwy
New Castle, DE 19720-4606
Phone: (302) 328-3330
Fax: (302) 328-9336
Show map & directions

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

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence CL0005148 (DE)
Neurology Physician Taxonomy 2084N0400X · Licence MD061195L (PA)

Record details

NPI number1346266863
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 15, 2006
Last updated in NPPESJuly 29, 2008
Mailing address95 Rose Ann Ln, West Grove, PA 19390-8924