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2. ICD-10 Codes
3. Chapter - S00-T88
4. Section - T36-T50
5. Category - T44
6. T44.6

T44.6 - Poisoning by, adverse effect of and underdosing of alpha-adrenoreceptor antagonists

• Applicable to Poisoning by, adverse effect of and underdosing of alpha-adrenoreceptor antagonists
• The 2025 edition of ICD10-CM T44.6 became effective on October 1, 2024.
• This is the American ICD10-CM version of T44.6 - other international versions of ICD10 T44.6 may differ.
• T44.6 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• T44.6 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.

Type 1 Excludes

• poisoning by, adverse effect of and underdosing of ergot alkaloids (T48.0)

The following codes above T44.6 contain annotation back-references that may be applicable to T44.6:

• 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: T44 - Poisoning by, adverse effect of and underdosing of drugs primarily affecting the autonomic nervous 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.