Upstate Medical Practice Leading Country in Obstetrics Hospitalists A physician who specializes in delivering care to patients in a hospital is known as a hospitalist. Back in 2006, an Upstate medical practice decided to form the first hospitalist program in the country dedicated to obstetrics and is now the largest. Mike Switzer interviews David Swain, executive chair and co-founder of OB Hospitalist Group based in Mauldin, SC.