ICD-10-CM Diagnosis Code (2025)
Official Description for Z77.2
Contact with and (suspected) exposure to other hazardous substances
Coding Notes & Guidelines for Z77.2
- nicotine dependence (F17.-)
- tobacco use (Z72.0)
occupational exposure to environmental tobacco smoke (Z57.31)
- Exposure to second hand tobacco smoke (acute) (chronic)
- Passive smoking (acute) (chronic)
Parent Code (Less Specific):
About ICD-10-CM Code Z77.2 (Contact with and)
ICD-10-CM code Z77.2 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM Z77.2 became effective on October 1, 2024.
This page provides detailed information about Z77.2 - Contact with and (suspected) exposure to other hazardous substances. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Contact with and.