G9456 HCPCS - DOCUMENTATION OF MEDICAL OR PATIENT REASON(S) FOR NOT ORDERING OR PERFORMING SCREENING FOR HCC. MEDICAL REASON: COMORBID MEDICAL CONDITIONS WITH EXPECTED SURVIVAL < 5 YEARS, HEPATIC DECOMPENSATION AND NOT A CANDIDATE FOR LIVER TRANSPLANTATION, OR OTHER MEDICAL REASONS; PATIENT REASONS: PATIENT DECLINED OR OTHER PATIENT REASONS (E.G., COST OF TESTS, TIME RELATED TO ACCESSING TESTING EQUIPMENT)