Internal Medicine, Rheumatology in DURHAM, NC
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Rex McCallum is a physician in Durham, NC, specializing in internal medicine and rheumatology.
Generated from public NPI Registry data only. Not independently verified — confirm credentials directly with the practice.
REX MCCALLUM specializes in Internal Medicine, Rheumatology.
REX MCCALLUM practices in DURHAM, NC.
REX MCCALLUM's NPI number is 1326122219.