T42.1X2A: Poisoning by iminostilbenes, intentional self-harm, initial encounter
T42.1X2A is a billable, specific ICD-10-CM code for poisoning by iminostilbenes, intentional self-harm, initial encounter. It is valid for submission on a claim.
Check T42.1X2A with the rest of the claim: free scrubber7th 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 T42.1X2A
Not part of this code, but both may be coded when both are present.
Risk adjustment
T42.1X2A 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
T42.1X2A 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.