Is T46.904 a billable code?
No. T46.904 is a header code that groups 3 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
T46.904: Poisoning by unspecified agents primarily affecting the cardiovascular system, undetermined
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
T46.904 groups related diagnoses under poisoning by unspecified agents primarily affecting the cardiovascular system, undetermined. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under T46.904
- T46.904APoisoning by unspecified agents primarily affecting the cardiovascular system, undetermined, initial encounter
- T46.904DPoisoning by unspecified agents primarily affecting the cardiovascular system, undetermined, subsequent encounter
- T46.904SPoisoning by unspecified agents primarily affecting the cardiovascular system, undetermined, sequela
Other codes in T46.90 Poisoning by, adverse effect of and underdosing of unspecified agents primarily affecting the cardiovascular system
- T46.901Poisoning by unspecified agents primarily affecting the cardiovascular system, accidental (unintentional)header
- T46.902Poisoning by unspecified agents primarily affecting the cardiovascular system, intentional self-harmheader
- T46.903Poisoning by unspecified agents primarily affecting the cardiovascular system, assaultheader
- T46.905Adverse effect of unspecified agents primarily affecting the cardiovascular systemheader
- T46.906Underdosing of unspecified agents primarily affecting the cardiovascular systemheader
T46.904 questions
What does T46.904 mean?
T46.904 is the ICD-10-CM code for Poisoning by unspecified agents primarily affecting the cardiovascular system, undetermined. It is in chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.