Complex sentence: Currently, he is the senior consultant at a Catholic mission working with sick destitutes with heart disease (rheumatic and congenital), spine disease (TB and scoliosis), and cancer and is medical director of the American Jewish Joint Distribution Committee.
Split into simpler sentences: Currently, he is the senior consultant at a Catholic mission working with sick destitutes suffering from heart disease (rheumatic and congenital), spine disease (TB and scoliosis), and cancer. He is medical director of the American Jewish Joint Distribution Committee.