MCMCB Pro
X77.3XXA

X77.3XXAIntentional self-harm by hot household appliances, initial encounter

Billable / specific codeICD-10-CMPOA exempt

X77.3XXA is a billable, specific ICD-10-CM code for intentional self-harm by hot household appliances, initial encounter. It is valid for submission on a claim.

7th character "A" — initial encounter

The appropriate 7th character is to be added to each code from category X77

A
initial encounter
D
subsequent encounter
S
sequela

Risk adjustment

X77.3XXA 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.

Related codes at this level

Codes that share X77.3. If X77.3XXA is not quite right, the correct code is usually one of these.

Questions about X77.3XXA

Is X77.3XXA a billable ICD-10-CM code?
Yes. X77.3XXA is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does X77.3XXA sit in the tabular list?
External causes of morbidity (V00-Y99), in the block Intentional self-harm (X71-X83).
ICD-10-CMFY2026-Apr· effective April 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.