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

Garret Michael Johnson, MD

Individual provider Internal Medicine Physician · NPI 1427636471

Garret Michael Johnson, MD is an Internal Medicine in Durham, North Carolina. Graduated from Harvard Medical School in 2021, 5 years ago. Practices with Duke University Health System, Inc, a 1,082-clinician group and accepts Medicare assignment. Licensed in North Carolina.

Years since qualifying
5
Trained at
Harvard Medical School
Licensed in
NC
In the registry since
2021
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

2310 Erwin Rd
Durham, NC 27710-0001
Phone: (919) 684-8111
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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 2025-01658 (NC)

Record details

NPI number1427636471
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 31, 2021
Last updated in NPPESJune 2, 2025
Certification dateJune 2, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 2021 (5 years in practice)
Group practice Duke University Health System, Inc — 1082 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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