Z51.81 Encounter for therapeutic drug level monitoring
Billable / valid for submission ICD10CM Release FY2026
Version history
| Release | Valid from | Valid to | Description | Billable |
|---|---|---|---|---|
| FY2026 | 2025-10-01 | current | Encounter for therapeutic drug level monitoring | yes |
Related codes in Z51
- Z51 Encounter for other aftercare and medical care
- Z51.0 Encounter for antineoplastic radiation therapy
- Z51.1 Encounter for antineoplastic chemotherapy and immunotherapy
- Z51.11 Encounter for antineoplastic chemotherapy
- Z51.12 Encounter for antineoplastic immunotherapy
- Z51.5 Encounter for palliative care
- Z51.6 Encounter for desensitization to allergens
- Z51.8 Encounter for other specified aftercare
- Z51.89 Encounter for other specified aftercare
- Z51.A Encounter for sepsis aftercare