Dr. Glen A. Medellin is a Pediatrician and Hospice and Palliative Medi…read morecine Specialist in King William, SAN ANTONIO and has an experience of 32 years in these fields. Dr. Glen A. Medellin practices at University Health Robert B. Green Campus in King William, SAN ANTONIO. He completed Medical School from University of Texas Medical Branch in 1994.read less