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

John B. Dietz DMD, PC

Organization Dentist · NPI 1790957462

John B. Dietz DMD, PC is a Dentist in New Castle, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2008.

Licensed in
PA
In the registry since
2008
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

2210 Wilmington Rd
New Castle, PA 16105-1933
Phone: (724) 652-7491
Fax: (724) 652-0810
Show map & directions

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

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence DS021716 (PA)

Record details

NPI number1790957462
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official John Dietz — Owner · (724) 652-7491
NPI enumeratedApril 2, 2008
Last updated in NPPESApril 2, 2008
Mailing address2210 Wilmington Rd, New Castle, PA 16105-1933

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