Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

William E Gonce DDS PA

Organization Dentist · NPI 1629105093

William E Gonce DDS PA provides Dentist services in Hockessin, Delaware. Licensed in Delaware. Registered with an NPI since 2007.

Licensed in
DE
In the registry since
2007
What do these letters mean?
PA — Professional association
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1127 Valley Rd Ste 207
Hockessin, DE 19707-8514 Not confirmed with CMS for 11 years — call before visiting
Phone: (302) 235-2400
Fax: (302) 235-2404
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence G10001009 (DE)

Record details

NPI number1629105093
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official William Gonce — President · (302) 235-2400
NPI enumeratedFebruary 27, 2007
Last updated in NPPESSeptember 22, 2015
Mailing address1127 Valley Rd Ste 207, Hockessin, DE 19707-8514

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