| Z79.81 | Long term (current) use of agents affecting estrogen receptors and estrogen levels | NON-BILLABLE CODE |
| Z79.810 | Long term (current) use of selective estrogen receptor modulators (SERMs) | BILLABLE CODE |
| Z79.811 | Long term (current) use of aromatase inhibitors | BILLABLE CODE |
| Z79.818 | Long term (current) use of other agents affecting estrogen receptors and estrogen levels | BILLABLE CODE |
| Z79.82 | Long term (current) use of aspirin | BILLABLE CODE |
| Z79.83 | Long term (current) use of bisphosphonates | BILLABLE CODE |
| Z79.84 | Long term (current) use of oral hypoglycemic drugs | BILLABLE CODE |
| Z79.85 | Long-term (current) use of injectable non-insulin antidiabetic drugs | BILLABLE CODE |
| Z79.89 | Other long term (current) drug therapy | NON-BILLABLE CODE |
| Z79.890 | Hormone replacement therapy | BILLABLE CODE |
| Z79.891 | Long term (current) use of opiate analgesic | BILLABLE CODE |
| Z79.899 | Other long term (current) drug therapy | BILLABLE CODE |
