Z77.31 - Contact with and (suspected) exposure to Gulf War theater

• Applicable to Contact with and (suspected) exposure to Gulf War theater
• The 2026 edition of ICD10-CM Z77.31 became effective on October 1, 2025.
• This is the American ICD10-CM version of Z77.31 - other international versions of ICD10 Z77.31 may differ.
• Z77.31 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

 Inclusion Term

• Contact with and (suspected) exposure to Persian Gulf War theater

The following codes above Z77.31 contain annotation back-references that may be applicable to Z77.31:

Chapter: Z00-Z99 Factors influencing health status and contact with health services

Section: Z77-Z99 Persons with potential health hazards related to family and personal history and certain conditions influencing health status

Category: Z77 Other contact with and (suspected) exposures hazardous to health

   

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