Z79.63

Z79.63: Long term (current) use of chemotherapeutic agent

Non-billable headerICD-10-CM

Z79.63 is a non-billable header ICD-10-CM code for long term (current) use of chemotherapeutic agent. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes2 inherited from the categories above Z79.63

Not part of this code, but both may be coded when both are present.

Written on Z79.6: Long term (current) use of immunomodulators and immunosuppressants

long term (current) use of steroids (Z79.5-)
long term (current) use of agents affecting estrogen receptors and estrogen levels (Z79.81-)

Written on Z79: Long term (current) drug therapy

drug abuse and dependence (F11-F19)
drug use complicating pregnancy, childbirth, and the puerperium (O99.32-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead Z79.63

5 child codes. Green means billable.

Excludes2 inherited from the categories above Z79.63

Risk adjustment

Code history

Code to one of these instead Z79.63

Other codes under Z79.6