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

Dr. John Karl Holzinger, DMD

Individual provider Dentist · NPI 1508976374

Dr. John Karl Holzinger, DMD is a Dentist in Middletown, Connecticut. Licensed in Connecticut. Registered with an NPI since 2006.

Licensed in
CT
In the registry since
2006
What do these letters mean?
DMD — Doctor of Dental Medicine
A dentist. Identical training and licensing to a DDS.

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Practice location Address checks out

770 Saybrook Rd
Middletown, CT 06457
Phone: (860) 347-8457
Fax: (860) 347-4393
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 05923 (CT)

Record details

NPI number1508976374
Entity typeIndividual (Type 1)
GenderMale
Credentials DMD
Sole proprietorNo
NPI enumeratedAugust 30, 2006
Last updated in NPPESJuly 8, 2007
Mailing address60 Walden Court, Berlin, CT 06037

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