ICD Code F43-

ICD code F43- is a category for reaction to severe stress and adjustment disorders, including conditions such as acute stress reaction, post-traumatic stress disorder (PTSD), and adjustment disorders.

1. Exposure to a stressful or traumatic event that is outside the range of usual human experience

2. Development of psychological symptoms such as intrusive memories, flashbacks, or nightmares related to the event

3. Marked avoidance of stimuli associated with the trauma or stressor

4. Persistent symptoms of increased arousal, such as hypervigilance, exaggerated startle response, or sleep disturbances

5. Significant impairment in social, occupational, or other important areas of functioning

6. Symptoms not attributable to the physiological effects of a substance or another medical condition

7. Onset of symptoms within a specific timeframe following the stressful event (criteria may vary based on specific diagnosis within this category)

8. Emotional numbing, detachment, or diminished responsiveness to the external world

9. Dissociative symptoms such as amnesia, depersonalization, or derealization may be present

Relevant CPT codes that may be used to treat ICD code F43- include:

- 90791 (Psychiatric diagnostic evaluation)

- 90792 (Psychiatric diagnostic evaluation with medical services)

- 90832 (Psychotherapy, 30 minutes with patient)

- 90834 (Psychotherapy, 45 minutes with patient)

- 90837 (Psychotherapy, 60 minutes with patient)

- 90846 (Family psychotherapy, without patient present)

- 90847 (Family psychotherapy, with patient present)

- 90853 (Group psychotherapy)

- 96127 (Brief emotional/behavioral assessment, with scoring and documentation)

- 99202–99215 (Evaluation and management services, office or other outpatient visit)

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