Dr. Chang Choong Chor is a distinguished Consultant Dermatologist and Internal Medicine Physician with extensive experience. He is a registered specialist under the National Specialist Registry and a recognized reviewer for prestigious medical journals. Dr. Chang has made significant contributions to medical research, serving as Principal Investigator for national registries and authoring numerous publications. His expertise spans eczema, psoriasis, acne, skin tumors, drug allergy, and pharmacogenetics, offering patients specialized and evidence-based care.