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T44.6X2A

T44.6X2A: Poisoning by alpha-adrenoreceptor antagonists, intentional self-harm, initial encounter

Billable / specific codeICD-10-CM

T44.6X2A is a billable, specific ICD-10-CM code for poisoning by alpha-adrenoreceptor antagonists, intentional self-harm, initial encounter. It is valid for submission on a claim.

Check T44.6X2A with the rest of the claim: free scrubber

7th character "A": initial encounter

The appropriate 7th character is to be added to each code from category T44

A
initial encounter
D
subsequent encounter
S
sequela

Excludes1 inherited from the categories above T44.6X2A

A category’s note binds every code beneath it.

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

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

Risk adjustment

T44.6X2A risk-adjusts. Under the CMS-HCC V28 model it maps to these categories:

  • HCC 155 Major Depression, Moderate or Severe, without Psychosis0.299 RAF
  • HCC 155 Major Depression, Moderate or Severe, without Psychosis0.299 RAF

Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score. Look up the whole chart to see which of its HCCs the hierarchy would zero.

Medicare coverage

T44.6X2A is named in 2 Medicare coverage policies: 2 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56612Billing and Coding: CT of the Head
  • A57205Billing and Coding: Oximetry Services

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under T44.6X2

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.