MCMedicalCodingSoftware
T42.72XA

T42.72XA: Poisoning by unspecified antiepileptic and sedative-hypnotic drugs, intentional self-harm, initial encounter

Billable / specific codeICD-10-CM

T42.72XA is a billable, specific ICD-10-CM code for poisoning by unspecified antiepileptic and sedative-hypnotic drugs, intentional self-harm, initial encounter. It is valid for submission on a claim.

Check T42.72XA 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 T42

A
initial encounter
D
subsequent encounter
S
sequela

Excludes2 inherited from the categories above T42.72XA

Not part of this code, but both may be coded when both are present.

Written on T42: Poisoning by, adverse effect of and underdosing of antiepileptic, sedative- hypnotic and antiparkinsonism drugs

  • drug dependence and related mental and behavioral disorders due to psychoactive substance use (F10.--F19.-)

Risk adjustment

T42.72XA 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

T42.72XA is named in 10 Medicare coverage policies: 10 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A54799Billing and Coding: Urine Drug Testing
  • A55001Billing and Coding: Urine Drug Testing
  • A56500Billing and Coding: Cardiac Catheterization and Coronary Angiography
  • A56612Billing and Coding: CT of the Head

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under T42.72

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.