Encounter for care involving renal dialysis (Z49) ICD-10-CM
The Z49 code range covers encounter for care involving renal dialysis with 7 ICD-10-CM diagnosis codes. 4 of them are billable and valid for claim submission in fiscal year 2027, and the category headers group them but cannot themselves be billed.
Code Also
A "code also" note instructs that two codes may be required to fully describe a condition, but this note does not provide sequencing direction.
- associated end stage renal disease N18.6
Codes in the Z49 Range 7 codes · 4 billable
- Z49 Encounter for care involving renal dialysisNon-billable
- Z49.0 Preparatory care for renal dialysisNon-billable
- Z49.01 Encounter for fitting and adjustment of extracorporeal dialysis catheter
- Z49.02 Encounter for fitting and adjustment of peritoneal dialysis catheter
- Z49.3 Encounter for adequacy testing for dialysisNon-billable
- Z49.31 Encounter for adequacy testing for hemodialysis
- Z49.32 Encounter for adequacy testing for peritoneal dialysis
About the Z49 Code Range
These encounters involve preparation for kidney dialysis, fitting or adjusting dialysis catheters, and testing whether dialysis is adequate.
Z49.0 identifies preparatory care. Its subdivisions separate catheter fitting and adjustment for outside-the-body dialysis, Z49.01, from peritoneal dialysis, Z49.02. Z49.3 identifies adequacy testing, divided into hemodialysis, Z49.31, and peritoneal dialysis, Z49.32.
Questions About This Page
How many billable codes are in the Z49 range?
Of the 7 codes in this range, 4 are billable and valid for claim submission from October 1, 2026 through September 30, 2027. Category header codes group them but cannot be reported on claims.
What does the Z49 range classify?
The range classifies encounter for care involving renal dialysis. Each code links to its own reference page with billing status, MS-DRG grouping, coding notes, and clinical information.
Related References
Source: CMS FY 2027 ICD-10-CM Tabular List and order file, effective October 1, 2026 through September 30, 2027.
