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ICD-10-CM Current in FY 2027

F43.9

Reaction to severe stress, unspecified

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where F43.9 sits in the official hierarchy. Each level is the code it is classified under.

  1. F43 Parent Reaction to severe stress, and adjustment disorders
  2. F43.9 This code Reaction to severe stress, unspecified

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files.

Inclusion Terms

Trauma and stressor-related disorder, NOS

Inclusion Terms

Unspecified trauma and stressor-related disorder

Version History

How F43.9 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Reaction to severe stress, unspecified

  2. FY 2026 Effective

    Unchanged

    Reaction to severe stress, unspecified

Related Codes

Other codes under F43

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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