Nephrolithiasis ESWL

The patient underwent ectracorporal shock wave lithotripsy for nephrolithiasis on the right kidney. What are the appropriate ICD and CPT code?

DX     CODE      DESCRIPTION

1        592.0        Nephrolithiasis

PX      CODE      DESCRIPTION         
1        98.51        Extracorporal Shock Wave Lithotripsy (ESWL)

CPT   CODE        DESCRIPTION             

1        50590        Extracorporal Shock Wave Lithotripsy (ESWL)

Fluoroscopic guidance used is an inclusive component of ESWL and should not be reported separately. Code 50590 is a unilateral code. When performed on both kidneys, append modifier 50.