ABIM Exam Committees are responsible for creating examinations for Certification and Maintenance of Certification (MOC) in Internal Medicine and its subspecialties. As such, they play a crucial role in defining their respective disciplines. ABIM has designated Exam Committees for 20 disciplines. Internal Medicine Board Exam Committee Cardiovascular Board Adult Congenital Heart Disease Exam Committee Cardiovascular Board Advanced Heart Failure and Transplant Cardiology Exam Committee Cardiovascular Board Cardiovascular Disease Exam Committee Cardiovascular Board Clinical Cardiac Electrophysiology Exam Committee Cardiovascular Board Interventional Cardiology Exam Committee Critical Care Medicine Board Exam Committee Endocrinology, Diabetes, and Metabolism Board Exam Committee Gastroenterology Board Exam Committee Geriatric Medicine Board Exam Committee Hematology Board Exam Committee Test-Writing Committee on Hospice and Palliative Medicine Hospital Medicine Exam-Writing Committee Infectious Disease Board Exam Committee Medical Oncology Board Exam Committee Nephrology Board Exam Committee Pulmonary Disease Board Exam Committee Rheumatology Board Exam Committee Sleep Medicine Test-Writing Committee Test and Policy Committee on Transplant Hepatology