594 Calculus of lower urinary tract 
594.0 Calculus in diverticulum of bladder convert 594.0 to ICD-10-CM 594.1 Other calculus in bladder convert 594.1 to ICD-10-CM 594.2 Calculus in urethra convert 594.2 to ICD-10-CM 594.8 Other lower urinary tract calculus convert 594.8 to ICD-10-CM
594.9 Calculus of lower urinary tract unspecified convert 594.9 to ICD-10-CM