Fellowships Listed are the various fellowship programs offered by the divisions of Internal Medicine. Allergy and Immunology Fellowship Cardiovascular Disease Fellowship Clinical Informatics Fellowship Endocrinology Fellowship Geriatric Medicine Fellowship Hospice and Palliative Medicine Fellowship Infectious Diseases Fellowship Sleep Medicine Fellowship Gastroenterology, Hepatology and Nutrition Fellowships Hematology/Oncology Fellowship Renal Diseases and Hypertension Fellowship Rheumatology Fellowship Pulmonary and Critical Care Medicine Fellowship