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

Dr. Clyde Joseph Johnson, PHD

Individual provider Health Service Psychologist · NPI 1588242416

Dr. Clyde Joseph Johnson, PHD is a Clinical Psychologist in Sevierville, Tennessee. Qualified in 2018, 8 years ago. Practices with Optum Behavioral Care of North Carolina PC, a 176-clinician group and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
8
Licensed in
TN
In the registry since
2021
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

1124 Blanton Dr # 100
Sevierville, TN 37862-5049
Phone: (865) 286-6950
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Health Service Psychologist (primary) Taxonomy 103TH0100X · Licence 3637 (TN)

Record details

NPI number1588242416
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedMarch 31, 2021
Last updated in NPPESMarch 31, 2021
Certification dateMarch 31, 2021
Mailing address878 Festival Ln, Knoxville, TN 37923-2167

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Optum Behavioral Care Of North Carolina Pc — 176 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount