F40.22
Natural environment type phobia
Non-billable headerNot valid on its own. Use one of the more specific codes under it.
F40.22 is a non-billable ICD-10-CM code header for natural environment type phobia. Report a more specific code from it instead. It is part of the FY2027 code set, effective October 1, 2026. The more specific codes under it are F40.220 Fear of thunderstorms and F40.228 Other natural environment type phobia. Its coding notes include 3 Excludes2 entries.
Excludes2
Not included here. Both codes may be reported if the patient has both conditions.
Inherited from F40.2 Specific (isolated) phobias
Also from chapter/block level (1 note)
Inherited from Chapter 5 Mental, Behavioral and Neurodevelopmental disorders
- symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
Includes
Further defines or gives examples of the content of the category.
Also from chapter/block level (1 note)
Inherited from Chapter 5 Mental, Behavioral and Neurodevelopmental disorders
- disorders of psychological development