Coding and coverage · ICD-10-CM

F40 Phobic anxiety disorders

Not billable (header)Chapter 5

Report one of the more specific codes below.

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Codes under this one

  • F40.0 AgoraphobiaHeader
  • F40.1 Social phobiasHeader
  • F40.2 Specific (isolated) phobiasHeader
  • F40.8 Other phobic anxiety disorders
  • F40.9 Phobic anxiety disorder, unspecified

Instructional notes

Chapter 5

Excludes2Not included here: the patient may have both; report both when both are present.
  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
Includes
  • disorders of psychological development

Chapter 5: Mental, Behavioral and Neurodevelopmental disorders · F40-F48 Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders (F40-F48)

Source: ICD-10-CM FY 2027 code descriptions and tabular list (CMS and CDC National Center for Health Statistics), effective 2026-10-01 through 2027-09-30 · CMS ICD-10 files. HCC mapping: CMS-HCC V28, payment year 2027. As of 2026-11-04.

Coverage and payment depend on the claim details; confirm with the Medicare Administrative Contractor.