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3. Chapter - Z00-Z99
4. Section - Z77-Z99
5. Category - Z79
6. Z79.81

Z79.81 - Long term (current) use of agents affecting estrogen receptors and estrogen levels

• Applicable to Long term (current) use of agents affecting estrogen receptors and estrogen levels
• The 2025 edition of ICD10-CM Z79.81 became effective on October 1, 2024.
• This is the American ICD10-CM version of Z79.81 - other international versions of ICD10 Z79.81 may differ.
• Z79.81 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• Z79.81 Code should not be used for billing or reimbursement purposes as there are multiple ICD-10 CM codes below it that contain a greater level of detail.

Code Additional Code:

• code, if applicable, to identify:
• estrogen receptor positive status (Z17.0)
• family history of breast cancer (Z80.3)
• genetic susceptibility to malignant neoplasm (cancer) (Z15.0-)
• personal history of breast cancer (Z85.3)
• personal history of prostate cancer (Z85.46)
• postmenopausal status (Z78.0)

Type 1 Excludes

• hormone replacement therapy (Z79.890)

codefirst

• , if applicable:
• malignant neoplasm of breast (C50.-)
• malignant neoplasm of prostate (C61)

The following codes above Z79.81 contain annotation back-references that may be applicable to Z79.81:

• 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: Z79 - Long term (current) drug therapy

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.