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

Dr. Mark Johnson

Individual provider Transplant Surgery Physician · NPI 1649313909

Dr. Mark Johnson is a General Surgery in Atlanta, Georgia. Graduated from Tufts University School of Medicine in 1988, 38 years ago. Practices with Halifax Healthcare Systems Inc, a 339-clinician group and accepts Medicare assignment. Licensed in Florida and Georgia.

Years since qualifying
38
Trained at
Tufts University School of Medicine
Licensed in
FL, GA
In the registry since
2007
Specialties on file
2
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Practice location Address checks out

1968 Peachtree Rd NW 77 Bldg 5TH Fl
Atlanta, GA 30309-1281
Phone: (404) 605-4600
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence ME124207 (FL)
Transplant Surgery Physician Taxonomy 204F00000X · Licence 055843 (GA)

Record details

NPI number1649313909
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedFebruary 15, 2007
Last updated in NPPESJuly 10, 2015

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolTUFTS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1988 (38 years in practice)
Group practice Halifax Healthcare Systems Inc — 339 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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