F43.0

Acute stress reaction

Billable / specific

F43.0 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Applicable to

  • Acute crisis reaction
  • Acute reaction to stress
  • Combat and operational stress reaction
  • Combat fatigue
  • Crisis state
  • Psychic shock

Includes (from F43)

  • disorders of psychological development

Excludes2

Not included here — may be reported together when both conditions exist.

  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99) (from F43)

Also known as

  • Acute crisis reaction
  • Acute reaction to stress
  • Combat and operational stress reaction
  • Combat fatigue
  • Crisis state
  • Psychic shock
  • Battle exhaustion
  • Crisis, acute reaction
  • Crisis, emotional, acute reaction to stress
  • Crisis, state
  • Delirium, delirious, exhaustion
  • Disorder, acute, stress
  • Disorder, dissociative, brief reactive
  • Disorder, stress, acute
  • Disturbance, situational, acute
  • Exhaustion, exhaustive, battle
  • Exhaustion, exhaustive, delirium
  • Exhaustion, exhaustive, psychosis
  • Fatigue, combat
  • Fugue, reaction to exceptional stress

Parent code

  • F43Reaction to severe stress, and adjustment disordersHeader

Related codes

  • F43.1Post-traumatic stress disorder (PTSD)Header
  • F43.2Adjustment disordersHeader
  • F43.8Other reactions to severe stressHeader
  • F43.9Reaction to severe stress, unspecifiedBillable

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