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3. Chapter - Z00-Z99
4. Section - Z77-Z99
5. Category - Z77
6. Z77.123

Z77.123 - Contact with and (suspected) exposure to radon and other naturally occurring radiation

• Applicable to Contact with and (suspected) exposure to radon and other naturally occurring radiation
• The 2025 edition of ICD10-CM Z77.123 became effective on October 1, 2024.
• This is the American ICD10-CM version of Z77.123 - other international versions of ICD10 Z77.123 may differ.
• Z77.123 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

Type 2 Excludes

• radiation exposure as the cause of a confirmed condition (W88-W90, X39.0-)
• radiation sickness NOS (T66)

The following codes above Z77.123 contain annotation back-references that may be applicable to Z77.123:

• 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

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.