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

Individual provider General Practice Dentistry · NPI 1659725869

Dr. John Michael Constantine, DMD is a General Practice Dentistry in Kingsport, Tennessee. Practices as a sole proprietor and works from 2 locations. Licensed in Florida and Tennessee.

Licensed in
FL, TN
In the registry since
2016
Specialties on file
3
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

117 W Sevier Ave
Kingsport, TN 37660-3799
Phone: (423) 933-3981
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 185 N Lakemont Ave, Winter Park, FL 32792-3203 — (407) 644-7703

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 13043 (TN)
General Practice Dentistry Taxonomy 1223G0001X · Licence DN22257 (FL)
Medical Specialty Clinic/Center Taxonomy 261QM2500X · Licence DN22257 (FL)

Record details

NPI number1659725869
Entity typeIndividual (Type 1)
GenderMale
Credentials DMD
Sole proprietorYes
NPI enumeratedApril 14, 2016
Last updated in NPPESMarch 2, 2026
Certification dateMarch 2, 2026
Mailing address185 N Lakemont Ave, Winter Park, FL 32792-3203

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