Dr. Annessa Blackmun is a podiatrist practicing in Chicago, IL. Dr. Blackmun is a medical doctor specializing in the treatment of the foot , ankle and related parts of the leg. As a podiatrist, Dr. Blackmun diagnoses and treats conditions of the feet. The feet are key body parts that give a person stability, absorb shock, allow for walking and standing and are necessary for overall well-being. So, the feet need expert care. Podiatrists can specialize in surgery, wound care, sports medicine, diabetic care and pediatrics.