F43.20

Adjustment disorder, unspecified

Billable / specific

F43.20 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Includes (from F43)

  • disorders of psychological development

Excludes2

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

  • separation anxiety disorder of childhood (F93.0) (from F43.2)
  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99) (from F43)

Also known as

  • Disorder, adjustment
  • Grief, reaction
  • Nostalgia

Parent code

  • F43.2Adjustment disordersHeader

Related codes

  • F43.21Adjustment disorder with depressed moodBillable
  • F43.22Adjustment disorder with anxietyBillable
  • F43.23Adjustment disorder with mixed anxiety and depressed moodBillable
  • F43.24Adjustment disorder with disturbance of conductBillable
  • F43.25Adjustment disorder with mixed disturbance of emotions and conductBillable
  • F43.29Adjustment disorder with other symptomsBillable

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