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R01 Cardiac murmurs and other cardiac sounds

ICD-10-CM category R01 sits in Chapter 18 (Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified, R00-R99). It contains 3 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Billable codes in R01

CodeDescription
R01.0Benign and innocent cardiac murmurs
R01.1Cardiac murmur, unspecified
R01.2Other cardiac sounds

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