ICD-10 Code F43.12: Post-traumatic stress disorder, chronic
Mental and behavioural disorders
ICD-10 code F43.12 identifies chronic post-traumatic stress disorder, where symptoms have persisted three months or longer.
Coding guidance
Chronic specification requires documented symptom persistence beyond three months.
More specific than F43.10 and preferred whenever duration is documented.
Often supports longer-duration treatment authorization.
Documentation and specificity notes
- Document symptom onset and duration explicitly.
- Chronic specification supports extended treatment medical necessity.
- Code co-occurring depression or substance use separately when present.
Related codes
This page provides a general summary for educational purposes and is not a substitute for the official ICD-10-CM code set, the ICD-10-CM Official Guidelines for Coding and Reporting, or payer policy. Code sets are updated annually, verify against the current official release before billing.
FAQ
ICD-10 F43.12, frequently asked questions questions
- What is ICD-10 code F43.12?
- ICD-10 code F43.12 identifies chronic post-traumatic stress disorder, where symptoms have persisted three months or longer.
- Is F43.12 a billable ICD-10 code?
- Yes. F43.12 is a billable and specific ICD-10-CM code that may be used to indicate a diagnosis for reimbursement purposes, provided documentation supports it.
- What documentation supports F43.12?
- Document symptom onset and duration explicitly. Chronic specification supports extended treatment medical necessity. Code co-occurring depression or substance use separately when present.
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