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John Thomas Hummer, PHD.

NPI 1598869778ActiveIndividual· Psychologist, Clinical· Kingsport, TN

Psychologist, Clinical (PHD.) in Kingsport, Tennessee, licensed in TN and FL, with an NPI issued in September 2006.

Overview

NPI1598869778
StatusActive
Entity typeIndividual
CredentialPHD.
Sole proprietorNo
NPI issuedSep 11, 2006
Last updated in NPPESFeb 1, 2022
Certified by providerFeb 1, 2022

Specialties and licenses

TaxonomyCodeLicenseState
Psychologist, Clinical Primary103TC0700X3296TN
Psychologist, Clinical103TC0700XPY0005168FL

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Not in the public enrollment file of Oct 1, 2026

Medicare sources and data years

Other clinical psychologists in Kingsport

All clinical psychologists in Tennessee