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

John R Callahan DDS Assoc

Organization Dentist · NPI 1972511947

John R Callahan DDS Assoc is a Dentist in Ridley Park, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2006.

Licensed in
PA
In the registry since
2006
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Practice location Address checks out

101 E Ward Ave
Ridley Park, PA 19078
Phone: (610) 532-3921
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence PA 12658 (PA)

Record details

NPI number1972511947
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official John Callahan — Pres John C Callahan Dds Assoc · (610) 532-3921
NPI enumeratedAugust 4, 2006
Last updated in NPPESAugust 22, 2020
Mailing address101 E Ward Ave, Ridley Park, PA 19078