This locum tenens position seeks a board-certified or board-eligible gastroenterologist to provide 100% phone call coverage for a Level I trauma center in Los Angeles, CA. The role involves on-call duties 1-2 weeks per month with rare callbacks and includes a flat daily rate plus additional hourly compensation for extended patient contact. Applicants must have a California medical license and be available locally to take calls, with credentialing expected to take approximately 60 days.