Z99

Non-Billable
ChapterZ00–Z99
Rankcategory
Official Description

Dependence on enabling machines and devices, not elsewhere classified

Metadata & Insights
  • Non-billable category (requires more specific sub-code).
  • Chapter 21: Factors Influencing Health Status and Contact with Health Services (Z00-Z99).

Z77-Z99 Parent Instructions

Code Also
  • any follow-up examination (Z08-Z09)

Clinical Hierarchy

BillableHas subcodes
CH21Factors influencing health status and contact with health services (Z00-Z99)
Z77-Z99Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)
Z99Dependence on enabling machines and devices, not elsewhere classifiedNot billable
Z99.0Dependence on aspiratorBillable
Z99.1Dependence on respiratorSubcodes
Z99.2Dependence on renal dialysisBillable
Z99.3Dependence on wheelchairBillable
Z99.8Dependence on other enabling machines and devicesSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Z99:

blockZ77-Z99
Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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