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

Dr. James Robert Johnston Jr., MD

Individual provider Sleep Medicine (Family Medicine) Physician · NPI 1598253957

Dr. James Robert Johnston Jr., MD is a Family Practice in Johnson City, Tennessee. Graduated from East Tennessee State University Quillen College of Medicine in 2018, 8 years ago. Works from 5 locations and accepts Medicare assignment. Licensed in South Carolina and Tennessee.

Years since qualifying
8
Trained at
East Tennessee State University Quillen College of Medicine
Licensed in
SC, TN
In the registry since
2018
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

917 W Walnut St
Johnson City, TN 37604-6527
Phone: (423) 439-6464
Show map & directions

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

Additional practice locations (4)

  • 208 Medical Park Blvd, Bristol, TN 37620-7343 — (423) 989-4050
  • 1043 Jack Vest Dr, Johnson City, TN 37614 — (423) 439-4044
  • Etsu Mini Dome, Johnson City, TN 37614 — (423) 439-4044
  • 102 E Ravine Rd, Kingsport, TN 37660-3814 — (423) 245-9600

Specialties & licences

Sports Medicine (Family Medicine) Physician (primary) Taxonomy 207QS0010X · Licence 65073 (TN)
Sleep Medicine (Family Medicine) Physician Taxonomy 207QS1201X · Licence 85778 (SC)
Sports Medicine (Family Medicine) Physician Taxonomy 207QS0010X · Licence 85778 (SC)

Record details

NPI number1598253957
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 1, 2018
Last updated in NPPESJanuary 16, 2024
Certification dateJanuary 16, 2024

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolEAST TENNESSEE STATE UNIVERSITY QUILLEN COLLEGE OF MEDICINE
Graduated 2018 (8 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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