li>Possess an enhanced understanding of billing regulations, claim submission guidelines, payor policies, Claim Adjustment Reason Codes (CARC), Remittance Advice Remark Codes (RARC), and payor-specific r ejection and denial language; demonstrates the ability to interpret these relevant to determining proper steps needed to resolve accounts. Specialties include cardiology, cardiothoracic surgery, cardiovascular surgery, endocrinology, gastroenterology, general surgery, infectious disease, neurology, neurosurgery, obstetrics and gynecology, occupational medicine, orthopedic surgery, physical medicine andrehabilitation, primary care, pulmonology, reproductive medicine, rheumatology, sleep medicine and urology.