Z99.2 Dependence on renal dialysis

Billable ICD-10-CM code, FY2026. Exempt from present-on-admission (POA) reporting.

Applicable to

• Hemodialysis status
• Peritoneal dialysis status
• Presence of arteriovenous shunt for dialysis
• Renal dialysis status NOS

Excludes1 (never code together)

• encounter for fitting and adjustment of dialysis catheter (Z49.0-)

Excludes2 (not included here)

• noncompliance with renal dialysis (Z91.15-)

Risk adjustment (HCC)

• CMS-HCC V22: HCC 134 — Dialysis Status
• RxHCC V08: HCC 261 — Dialysis Status, Including End Stage Renal Disease
• ESRD V24: HCC 134

MS-DRG index

Defines the logic of DRG(s) 951 in MDC 23.

Approximate ICD-9-CM (GEMs)

• V45.11 Renal dialysis status

Medicare Code Edits (MCE v43.1 (April 2026))

• Unacceptable principal diagnosis: These codes describe a circumstance which influences care but is not a current illness or injury, or capture only an underlying condition, and are unacceptable as principal diagnosis.

Code annotations containing back-references to Z99.2

Back-references to Z99.2

• Type 1 Excludes: I77.0 Arteriovenous fistula, acquired ("presence of arteriovenous shunt (fistula) for dialysis (Z99.2)")
• Use Additional: N18.6 End stage renal disease ("code to identify dialysis status (Z99.2)")

Back-references to Z99

• Type 2 Excludes: Z74 Problems related to care provider dependency ("dependence on enabling machines or devices NEC (Z99.-)")
• Type 2 Excludes: Z78 Other specified health status ("postprocedural status (Z93-Z99)")

Diagnosis Index entries for Z99.2

• Dependence (on) (syndrome) › on › renal dialysis (hemodialysis) (peritoneal)
• Dialysis (intermittent) (treatment) › renal (hemodialysis) (peritoneal), status
• Fistula (cutaneous) › arteriovenous (acquired) (nonruptured) › surgically created (for dialysis)
• Presence (of) › arterial-venous shunt (dialysis)
• Shunt › arterial-venous (dialysis)
• Status (post) › dialysis (hemodialysis) (peritoneal)
• Status (post) › renal dialysis (hemodialysis) (peritoneal)
• Status (post) › shunt › arteriovenous (for dialysis)

Nearby codes

• Z99 Dependence on enabling machines and devices, not elsewhere classified
• Z99.0 Dependence on aspirator
• Z99.1 Dependence on respirator
• Z99.11 Dependence on respirator [ventilator] status
• Z99.12 Encounter for respirator [ventilator] dependence during power failure
• Z99.2 Dependence on renal dialysis (this code)
• Z99.3 Dependence on wheelchair
• Z99.8 Dependence on other enabling machines and devices
• Z99.81 Dependence on supplemental oxygen
• Z99.89 Dependence on other enabling machines and devices