V56 Encounter for dialysis and dialysis catheter care 
V56.0 Encounter for extracorporeal dialysis convert V56.0 to ICD-10-CM V56.1 Fitting and adjustment of extracorporeal dialysis catheter convert V56.1 to ICD-10-CM V56.2 Fitting and adjustment of peritoneal dialysis catheter convert V56.2 to ICD-10-CM V56.3 Encounter for adequacy testing for dialysis 
V56.31 Encounter for adequacy testing for hemodialysis convert V56.31 to ICD-10-CM
V56.32 Encounter for adequacy testing for peritoneal dialysis convert V56.32 to ICD-10-CM V56.8 Encounter for other dialysis convert V56.8 to ICD-10-CM