ICD-10-CM Code T43.016
Underdosing of tricyclic antidepressants
Non-Billable CodeNon-Billable means the code is not sufficient justification for admission to an acute care hospital when used a principal diagnosis. Use a child code to capture more detail.
7th Character RequiredCode requires 7th Character Extension identifier. This 7th Character usually captures Episode of Care information, such as "Initial Encounter," "Subsquent Encounter," or "Sequela."
ICD Code T43.016 is a non-billable code. To code a diagnosis of this type, you must use specify a 7th character that describes the diagnosis 'underdosing of tricyclic antidepressants' in more detail. The 7th characters that can be added, and the resulting billable codes, are as follows:
|7th Digit||Billable Code||7th Digit Specifies|
What is 7th Character Extension?For codes less than 6 characters that require a 7th character a placeholder 'X' should be assigned for all characters less than 6. The 7th character must always be the 7th position of a code. E.g. The ICD-10-CM code T67.4 (Heat exhaustion due to salt depletion) requires an Episode of Care identifier. T67.4XXA Initial Encounter or T67.4XXD Subsequent Encounter. More Info
The ICD code T430 is used to code Tricyclic antidepressant overdose
Tricyclic antidepressant overdose is caused by excessive use or overdose of a tricyclic antidepressant drug. It is a significant cause of fatal drug poisoning. The severe morbidity and mortality associated with these drugs is well documented due to their cardiovascular and neurological toxicity. Additionally, it is a serious problem in the pediatric population due to their potential toxicity and the availability of these in the home when prescribed for bed wetting and depression.
|ICD 9 Code:||969.0|
Chemical structure of the tricyclic antidepressant amitriptyline
ICD-10-CM Drugs Index References for 'T43.016 - Underdosing of tricyclic antidepressants'
The ICD-10-CM Drugs Index links the below-listed medical terms to the ICD code T43.016. Click on any term below to browse the drugs index.