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

John D Johnston, MD

Individual provider Internal Medicine Physician · NPI 1649241894

John D Johnston, MD is an Internal Medicine in Burlington, North Carolina. Graduated from Mercer University School of Medicine in 1999, 27 years ago. Practices with Duke Health Integrated Practice Inc, a 3,094-clinician group and accepts Medicare assignment. Licensed in North Carolina.

Years since qualifying
27
Trained at
Mercer University School of Medicine
Licensed in
NC
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1234 Huffman Mill Rd
Burlington, NC 27215-8700
Phone: (336) 538-1234
Fax: (336) 583-6811
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 2001-00156 (NC)
Internal Medicine Physician Taxonomy 207R00000X · Licence 200100156 (NC)

Record details

NPI number1649241894
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 27, 2006
Last updated in NPPESSeptember 28, 2023
Certification dateJanuary 28, 2020

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolMERCER UNIVERSITY SCHOOL OF MEDICINE
Graduated 1999 (27 years in practice)
Group practice Duke Health Integrated Practice Inc — 3094 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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