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

John E Definnis, DDS

Individual provider General Practice Dentistry · NPI 1962582312

John E Definnis, DDS is a General Practice Dentistry in Berwick, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2006.

Licensed in
PA
In the registry since
2006
What do these letters mean?
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.

See every abbreviation used in this directory →

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Practice location Address checks out

105 W 9th St
Berwick, PA 18603-3024
Phone: (570) 752-4542
Fax: (570) 752-6806
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence DS016665L (PA)

Record details

NPI number1962582312
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedOctober 17, 2006
Last updated in NPPESJuly 8, 2007
Mailing address1207 Fowler Ave, Berwick, PA 18603-2307

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