F43.89
Billable codeOther reactions to severe stress
The ICD-10 code for other reactions to severe stress is F43.89.
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
- F43.81Prolonged grief disorder
- F43.89Other reactions to severe stress
Associated MS-DRGs
F43.89 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.