What is Certified Outpatient Coder (COC)? A Certified Outpatient Coder (COC) is a medical coding professional who specializes in coding outpatient procedures and services. This certification, awarded by the American Academy of Professional Coders (AAPC), validates a coder’s ability to accurately assign codes for diagnoses, treatments, and procedures in outpatient healthcare settings,... https://thoughtflows.in/coc