ICD-10-CM>R00-R99>R00-R09>R01R01Cardiac murmurs and other cardiac soundsNon-Billable/Non-SpecificType 1 Excludescardiac murmurs and sounds originating in the perinatal period (P29.8)CodesR01.0Benign and innocent cardiac murmursR01.1Cardiac murmur, unspecifiedR01.2Other cardiac sounds