Z77.02 — Contact with and (suspected) exposure to hazardous aromatic compounds
Is Z77.02 billable?
No — Z77.02 is a non-billable header code. Z77.02 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 3 billable codes beneath Z77.02.
Z77.02 at a glance
| Code | Z77.02 |
|---|---|
| Description | Contact with and (suspected) exposure to hazardous aromatic compounds |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Excludes2 — not included here — inherited from Z77
The conditions below are not part of Z77.02, but a patient may have both at the same time. When documentation supports it, Z77.02 and the excluded code may both be reported.
- contact with and (suspected) exposure to communicable diseases (Z20.-)
- exposure to (parental) (environmental) tobacco smoke in the perinatal period (P96.81)
- newborn affected by noxious substances transmitted via placenta or breast milk (P04.-)
- occupational exposure to risk factors (Z57.-)
- retained foreign body (Z18.-)
- retained foreign body fully removed (Z87.821)
- toxic effects of substances chiefly nonmedicinal as to source (T51-T65)
Code also — inherited from Z77-Z99
Two codes may be needed to describe the condition fully. Whether Z77.02 is sequenced first depends on the reason for the encounter.
- any follow-up examination (Z08-Z09)
What codes fall under Z77.02? (3)
How long has Z77.02 existed?
Z77.02 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.