Allergy & Immunology in GREENVILLE, SC
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Douglas Thomas Johnston is a physician specializing in Allergy & Immunology in Greenville, SC.
Generated from public NPI Registry data only. Not independently verified — confirm credentials directly with the practice.
DOUGLAS THOMAS JOHNSTON specializes in Allergy & Immunology.
DOUGLAS THOMAS JOHNSTON practices in GREENVILLE, SC.
DOUGLAS THOMAS JOHNSTON's NPI number is 1124048079.