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R92 Abnormal and inconclusive findings on dx imaging of breast

ICD-10-CM category R92 sits in Chapter 18 (Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified, R00-R99). It contains 17 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.

Subcategories

R92.3 Mammographic density found on imaging of breastR92.31 Mammographic fatty tissue density of breastR92.32 Mammographic fibroglandular density of breastR92.33 Mammographic heterogeneous density of breastR92.34 Mammographic extreme density of breast

Billable codes in R92

CodeDescription
R92.0Mammographic microcalcification found on diagnostic imaging of breast
R92.1Mammographic calcification found on diagnostic imaging of breast
R92.2Inconclusive mammogram
R92.30Dense breasts, unspecified
R92.311Mammographic fatty tissue density, right breast
R92.312Mammographic fatty tissue density, left breast
R92.313Mammographic fatty tissue density, bilateral breasts
R92.321Mammographic fibroglandular density, right breast
R92.322Mammographic fibroglandular density, left breast
R92.323Mammographic fibroglandular density, bilateral breasts
R92.331Mammographic heterogeneous density, right breast
R92.332Mammographic heterogeneous density, left breast
R92.333Mammographic heterogeneous density, bilateral breasts
R92.341Mammographic extreme density, right breast
R92.342Mammographic extreme density, left breast
R92.343Mammographic extreme density, bilateral breasts
R92.8Other abnormal and inconclusive findings on diagnostic imaging of breast

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