Is Z99.1 a billable code?
No. Z99.1 is a header code that groups 2 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
Z99.1: Dependence on respirator
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
Z99.1 groups related diagnoses under dependence on respirator. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under Z99.1
- Z99.11Dependence on respirator [ventilator] status
- Z99.12Encounter for respirator [ventilator] dependence during power failure
Other codes in Z99 Dependence on enabling machines and devices, not elsewhere classified
Z99.1 questions
What does Z99.1 mean?
Z99.1 is the ICD-10-CM code for Dependence on respirator. It is in chapter 22, Factors influencing health status and contact with health services (Z00-Z99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.