F43.0
Billable codeAcute stress reaction
The ICD-10 code for acute stress reaction is F43.0.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Acute crisis reaction
- Acute reaction to stress
- Combat and operational stress reaction
- Combat fatigue
- Crisis state
- Psychic shock
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 3089Approximate match
- 3080Approximate match
- 3081Approximate match
- 3082Approximate match
- 3083Approximate match
- 3084Approximate match
Associated MS-DRGs
F43.0 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.