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bariatric surgery status complicating pregnancy, childbirth, or the puerperium (O99.84)

Excludes2: intestinal bypass and anastomosis status (Z98.0)
Z98.85 Transplanted organ removal status
Transplanted organ previously removed due to complication, failure, rejection or infection
Excludes1: encounter for removal of transplanted organ -code to complication of transplanted organ (T86.-)
Z98.86 Personal history of breast implant removal
Z98.87 Personal history of in utero procedure
Z98.870 Personal history of in utero procedure during pregnancy
Excludes2: complications from in utero procedure for current pregnancy (O35.7))
supervision of current pregnancy with history of in utero procedure during previous pregnancy (O09.82-)
Z98.871 Personal history of in utero procedure while a fetus
Z98.89 Other specified postprocedural states
Personal history of surgery, not elsewhere classified

Z99 Dependence on enabling machines and devices, not elsewhere classified

Excludes1: 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
Excludes1: mechanical complication of respirator [ventilator] (J95.850)
Z99.2 Dependence on renal dialysis
Hemodialysis status
Peritoneal dialysis status
Presence of arteriovenous shunt for dialysis
Renal dialysis status NOS
Excludes1: encounter for fitting and adjustment of dialysis catheter (Z49.0-)
noncompliance with renal dialysis (Z91.15)
Z99.3 Dependence on wheelchair