2017/18 ICD-10-CM Diagnosis Code F40.9

Phobic anxiety disorder, unspecified

Applicable To
  • Phobia NOS
  • Phobic state NOS
The following code(s) above F40.9 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to F40.9:
  • F01-F99
    2018 ICD-10-CM Range F01-F99

    Mental, Behavioral and Neurodevelopmental disorders

    Includes
    • disorders of psychological development
    Type 2 Excludes
    • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
    Mental, Behavioral and Neurodevelopmental disorders
Approximate Synonyms Clinical Information ICD-10-CM F40.9 is grouped within Diagnostic Related Group(s) (MS-DRG v35.0):

Convert F40.9 to ICD-9-CM

Code History

Diagnosis Index entries containing back-references to F40.9:

ICD-10-CM Codes Adjacent To F40.9
F40.240 Claustrophobia
F40.241 Acrophobia
F40.242 Fear of bridges
F40.243 Fear of flying
F40.248 Other situational type phobia
F40.29 Other specified phobia
F40.290 Androphobia
F40.291 Gynephobia
F40.298 Other specified phobia
F40.8 Other phobic anxiety disorders
F40.9 Phobic anxiety disorder, unspecified
F41 Other anxiety disorders
F41.0 Panic disorder [episodic paroxysmal anxiety]
F41.1 Generalized anxiety disorder
F41.3 Other mixed anxiety disorders
F41.8 Other specified anxiety disorders
F41.9 Anxiety disorder, unspecified
F42 Obsessive-compulsive disorder
F42.2 Mixed obsessional thoughts and acts
F42.3 Hoarding disorder
F42.4 Excoriation (skin-picking) disorder

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.