ICD-10-CM category
Z79
Z79 is a category, not a billable code. Report one of the 32 complete codes below (category title not published in the source file).
Codes in Z79
- Z79.01Long term (current) use of anticoagulants
- Z79.02Long term (current) use of antithrombotics/antiplatelets
- Z79.1Long term (current) use of non-steroidal anti-inflammatories (NSAID)
- Z79.2Long term (current) use of antibiotics
- Z79.3Long term (current) use of hormonal contraceptives
- Z79.4Long term (current) use of insulin
- Z79.51Long term (current) use of inhaled steroids
- Z79.52Long term (current) use of systemic steroids
- Z79.60Long term (current) use of unspecified immunomodulators and immunosuppressants
- Z79.61Long term (current) use of immunomodulator
- Z79.620Long term (current) use of immunosuppressive biologic
- Z79.621Long term (current) use of calcineurin inhibitor
- Z79.622Long term (current) use of Janus kinase inhibitor
- Z79.623Long term (current) use of mammalian target of rapamycin (mTOR) inhibitor
- Z79.624Long term (current) use of inhibitors of nucleotide synthesis
- Z79.630Long term (current) use of alkylating agent
- Z79.631Long term (current) use of antimetabolite agent
- Z79.632Long term (current) use of antitumor antibiotic
- Z79.633Long term (current) use of mitotic inhibitor
- Z79.634Long term (current) use of topoisomerase inhibitor
- Z79.64Long term (current) use of myelosuppressive agent
- Z79.69Long term (current) use of other immunomodulators and immunosuppressants
- Z79.810Long term (current) use of selective estrogen receptor modulators (SERMs)
- Z79.811Long term (current) use of aromatase inhibitors
- Z79.818Long term (current) use of other agents affecting estrogen receptors and estrogen levels
- Z79.82Long term (current) use of aspirin
- Z79.83Long term (current) use of bisphosphonates
- Z79.84Long term (current) use of oral hypoglycemic drugs
- Z79.85Long-term (current) use of injectable non-insulin antidiabetic drugs
- Z79.890Hormone replacement therapy
- Z79.891Long term (current) use of opiate analgesic
- Z79.899Other long term (current) drug therapy
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ICD-10-CM is developed by the National Center for Health Statistics (NCHS), Centers for Disease Control and Prevention, U.S. Department of Health and Human Services, and is based on the WHO ICD-10. Codes and titles are reproduced unchanged from the FY2026 code list (effective 1 October 2025). Their use here does not imply endorsement by CDC, HHS or the U.S. Government. Changes effective on or after 1 October 2026 may not be reflected yet; check the current release at cdc.gov or cms.gov before submitting claims.
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