MCMedicalCodingSoftware
X78.9XXA

X78.9XXA: Intentional self-harm by unspecified sharp object, initial encounter

Billable / specific codeICD-10-CM

X78.9XXA is a billable, specific ICD-10-CM code for intentional self-harm by unspecified sharp object, initial encounter. It is valid for submission on a claim.

Check X78.9XXA 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 X78

A
initial encounter
D
subsequent encounter
S
sequela

Risk adjustment

X78.9XXA 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.

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under X78.9

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.