Z99.1 — Dependence on respirator
Not billable
Is Z99.1 billable?
No — Z99.1 is a non-billable header code. Z99.1 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 2 billable codes beneath Z99.1.
Billable codes under this header
Z99.1 at a glance
| Code | Z99.1 |
|---|---|
| Description | Dependence on respirator |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Inclusion terms
Alternative wording in documentation that is classified to Z99.1.
- Dependence on ventilator
Code also — inherited from Z77-Z99
Two codes may be needed to describe the condition fully. Whether Z99.1 is sequenced first depends on the reason for the encounter.
- any follow-up examination (Z08-Z09)
What codes fall under Z99.1? (2)
How long has Z99.1 existed?
Z99.1 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.