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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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F43-
Reaction to severe stress, and adjustment disorders
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2021 ICD-10-CM Diagnosis Code F43.21
2021 ICD-10-CM Diagnosis Code F43.21
Adjustment disorder with depressed mood
2016 2017 2018 2019 2020 2021 Billable/Specific Code
- F43.21 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2021 edition of ICD-10-CM F43.21 became effective on October 1, 2020.
- This is the American ICD-10-CM version of F43.21 - other international versions of ICD-10 F43.21 may differ.
The following code(s) above
F43.21 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
F43.21:
- Adjustment reaction, depressive, brief
- Adjustment reaction, depressive, prolonged
- Bereavement, complicated
- Brief depressive adjustment reaction
- Complicated bereavement
- Complicated grieving
- Prolonged depressive adjustment reaction
ICD-10-CM F43.21 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
Convert F43.21 to ICD-9-CM
Code History
- 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
- Depression (acute) (mental) F32.9
ICD-10-CM Diagnosis Code F32.9
Major depressive disorder, single episode, unspecified
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Depression NOS
- Depressive disorder NOS
- Major depression NOS
- Disorder (of) - see also Disease
- adjustment (grief) F43.20
ICD-10-CM Diagnosis Code F43.20
Adjustment disorder, unspecified
2016 2017 2018 2019 2020 2021 Billable/Specific Code
- Grief F43.21
ICD-10-CM Codes Adjacent To F43.21
F42.8 Other obsessive-compulsive disorder
F42.9 Obsessive-compulsive disorder, unspecified
F43 Reaction to severe stress, and adjustment disorders
F43.0 Acute stress reaction
F43.1 Post-traumatic stress disorder (PTSD)
F43.10 Post-traumatic stress disorder, unspecified
F43.11 Post-traumatic stress disorder, acute
F43.12 Post-traumatic stress disorder, chronic
F43.2 Adjustment disorders
F43.20 Adjustment disorder, unspecified
F43.21
Adjustment disorder with depressed mood
F43.22 Adjustment disorder with anxiety
F43.23 Adjustment disorder with mixed anxiety and depressed mood
F43.24 Adjustment disorder with disturbance of conduct
F43.25 Adjustment disorder with mixed disturbance of emotions and conduct
F43.29 Adjustment disorder with other symptoms
F43.8 Other reactions to severe stress
F43.9 Reaction to severe stress, unspecified
F44 Dissociative and conversion disorders
F44.0 Dissociative amnesia
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
