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Z99

Dependence on enabling machines and devices, not elsewhere classified

• cardiac pacemaker status (Z95.0)

Z99.0

Dependence on aspirator

Z99.1

Dependence on respirator

• Dependence on ventilator

Z99.11

Dependence on respirator [ventilator] status

Z99.12

Encounter for respirator [ventilator] dependence during power failure

• mechanical complication of respirator [ventilator] (J95.850)

Z99.2

Dependence on renal dialysis

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

• noncompliance with renal dialysis (Z91.15)

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

Z99.3

Dependence on wheelchair

• Wheelchair confinement status

Z99.8

Dependence on other enabling machines and devices

Z99.81

Dependence on supplemental oxygen

• Dependence on long-term oxygen

Z99.89

Dependence on other enabling machines and devices

• Dependence on machine or device NOS