F40.9

Phobic anxiety disorder, unspecified

Billable / specific

F40.9 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

  • Phobia NOS
  • Phobic state NOS

Includes (from F40)

  • 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 F40)

Also known as

  • Phobia NOS
  • Phobic state NOS
  • Disorder, anxiety, phobic
  • Disorder, psychogenic NOS, phobic
  • Fear complex or reaction
  • Neurosis, neurotic, phobic
  • Phobia, phobic
  • Phobia, phobic, reaction
  • Phobia, phobic, state
  • Reaction, fear
  • Reaction, phobic
  • State, phobic

Parent code

  • F40Phobic anxiety disordersHeader

Related codes

  • F40.0AgoraphobiaHeader
  • F40.1Social phobiasHeader
  • F40.2Specific (isolated) phobiasHeader
  • F40.8Other phobic anxiety disordersBillable

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