 
| ICD-10-CM-2023 > Z00-Z99 > Z77-Z99 > Z99 | 
| Z77-Z99 | Persons with potential health hazards related to family and personal history and certain conditions influencing health status | |
| Use add'l | any follow-up examination (Z08-Z09) | |
| Z99 | Dependence on enabling machines and devices, not elsewhere classified | |
| Z99.0 | Dependence on aspirator | |
| Z99.1 | Dependence on respirator | |
| Info: | Dependence on ventilator | |
| Z99.11 | Dependence on respirator [ventilator] status | |
| Z99.12 | Encounter for respirator [ventilator] dependence during power failure | |
| Excl1.: | mechanical complication of respirator [ventilator] (J95.850) | |
| Z99.2 | Dependence on renal dialysis | |
| Info: | Hemodialysis status Peritoneal dialysis status Presence of arteriovenous shunt for dialysis Renal dialysis status NOS | |
| Excl1.: | encounter for fitting and adjustment of dialysis catheter (Z49.0-) | |
| Excl2.: | noncompliance with renal dialysis (Z91.15) | |
| Z99.3 | Dependence on wheelchair | |
| Info: | Wheelchair confinement status | |
| Code first | cause of dependence, such as: muscular dystrophy (G71.0-) obesity (E66.-) | |
| Z99.8 | Dependence on other enabling machines and devices | |
| Z99.81 | Dependence on supplemental oxygen | |
| Info: | Dependence on long-term oxygen | |
| Z99.89 | Dependence on other enabling machines and devices | |
| Info: | Dependence on machine or device NOS | |
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