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

John M Johnson DDS PC

Organization Dentist · NPI 1235269689

John M Johnson DDS PC provides Dentist services in Groton, Connecticut. Licensed in Connecticut. Registered with an NPI since 2007.

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

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Practice location Address checks out

643 Gold Star Hwy
Groton, CT 06340-6267 Not confirmed with CMS for 17 years — call before visiting
Phone: (860) 445-8569
Fax: (860) 446-8434
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 6800 (CT)

Record details

NPI number1235269689
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official John Johnson — Owner President · (860) 445-8569
NPI enumeratedMarch 6, 2007
Last updated in NPPESJune 30, 2009
Mailing address643 Gold Star Hwy, Groton, CT 06340-6267

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