T43.9Non-billable
Poisoning by, adverse effect of and underdosing of unspecified psychotropic drug
Chapter 19: Injury, poisoning and certain other consequences of external causes
Coding Guidance
T43.9 should not be used for reimbursement purposes as there are more specific codes below it that contain a greater level of detail. See Related Codes to drill down to more specific billable codes for appropriate reimbursement.
Additional Information from Parent Codes
The following information may apply to this code from its parent codes in the ICD-10 hierarchy. This information is important for proper coding and classification.
Parent Codes Referenced:
Use Additional Code
1 item
Use Additional Code
From S00-T88:
- •code to identify any retained foreign body, if applicable (Z18.-)