Long term (current) use of alkylating agent

This code indicates a patient's ongoing, long-term use of an alkylating agent, a type of chemotherapy drug. These medications are primarily used to treat various cancers by interfering with DNA replication and transcription.

Apply this code when documenting a patient's current, continuous use of an alkylating agent for therapeutic purposes, such as maintenance chemotherapy for cancer or for certain autoimmune conditions. This code signifies the patient is actively receiving or regularly taking this class of medication.

• Always confirm the specific drug is an alkylating agent.
• This code is for current, ongoing use, not for past use or a one-time administration.
• Code in conjunction with the underlying condition for which the alkylating agent is prescribed.