ICD-10-CM > Z00-Z99 > Z77-Z99 > Z99 Z99 Dependence on enabling machines and devices, not elsewhere classified Non-Billable/Non-Specific Codes Z99.0Dependence on aspiratorZ99.1Dependence on respiratorZ99.11Dependence on respirator [ventilator] statusZ99.12Encounter for respirator [ventilator] dependence during power failureZ99.2Dependence on renal dialysisZ99.3Dependence on wheelchairZ99.8Dependence on other enabling machines and devicesZ99.81Dependence on supplemental oxygenZ99.89Dependence on other enabling machines and devices