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ICD-10-CM Codes
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F01-F99
Mental, Behavioral and Neurodevelopmental disorders
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F40-F48
Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders
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F40-
Phobic anxiety disorders
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2021 ICD-10-CM Diagnosis Code F40.21
2021 ICD-10-CM Diagnosis Code F40.21
Animal type phobia
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
- F40.21 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
- The 2021 edition of ICD-10-CM F40.21 became effective on October 1, 2020.
- This is the American ICD-10-CM version of F40.21 - other international versions of ICD-10 F40.21 may differ.
The following code(s) above
F40.21 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
F40.21:
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
ICD-10-CM Codes Adjacent To F40.21
F39 Unspecified mood [affective] disorder
F40 Phobic anxiety disorders
F40.02 …… without panic disorder
F40.10 Social phobia, unspecified
F40.11 Social phobia, generalized
F40.2 Specific (isolated) phobias
F40.21
Animal type phobia
F40.22 Natural environment type phobia
F40.228 Other natural environment type phobia
F40.23 Blood, injection, injury type phobia
F40.231 Fear of injections and transfusions
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
