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2. ICD-10 Codes
3. Chapter - S00-T88
4. Section - T36-T50
5. Category - T46
6. T46.4

T46.4 - Poisoning by, adverse effect of and underdosing of angiotensin-converting-enzyme inhibitors

• Applicable to Poisoning by, adverse effect of and underdosing of angiotensin-converting-enzyme inhibitors
• The 2025 edition of ICD10-CM T46.4 became effective on October 1, 2024.
• This is the American ICD10-CM version of T46.4 - other international versions of ICD10 T46.4 may differ.
• T46.4 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• T46.4 Code should not be used for billing or reimbursement purposes as there are multiple ICD-10 CM codes below it that contain a greater level of detail.

The following codes above T46.4 contain annotation back-references that may be applicable to T46.4:

• Chapter: S00-T88 - Injury, poisoning and certain other consequences of external causes
• Section: T36-T50 - Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances
• Category: T46 - Poisoning by, adverse effect of and underdosing of agents primarily affecting the cardiovascular system

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.