ICD-10 F43.10
Billable / SpecificPost-traumatic stress disorder, unspecified
About ICD-10-CM F43.10
ICD-10-CM code F43.10 represents Post-traumatic stress disorder, unspecified. This is a billable/specific code in the Mental, Behavioral, and Neurodevelopmental chapter (block F43). The 2026 edition of ICD-10-CM F43.10 became effective on October 1, 2025.
Medicare LCD Coverage for F43.10
Local Coverage Determinations (LCDs) from CMS MACs that list F43.10 as a covered diagnosis.
Showing top 10 of 177 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing F43.10.
5 Medicare
1 Aetna
CPT Codes Commonly Billed with F43.10
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 90834 Psychotherapy 45 min — GAD, anxiety, MDD, recurrent depression, PTSD, adjustment disorder, BPD, OCD, bipolar, ADHD, autism, anorexia, bulimia Psychiatry
- 90837 Psychotherapy 60 min — same as 90834 plus substance use disorders, severe depression Psychiatry
- 90791 Psychiatric diagnostic evaluation — any mental health dx for initial assessment, suicidal ideation, hallucinations, antisocial behavior Psychiatry
- 90833 Psychotherapy 30 min add-on to E/M — anxiety, depression, PTSD, bipolar, OCD, BPD, ADHD Psychiatry
- 90836 Psychotherapy 45 min add-on to E/M — anxiety, depression, PTSD, bipolar, OCD, BPD, substance use Psychiatry
Convert F43.10 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| F43.10 | 30981 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To F43.10
Other codes in section F40-F48 (Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders).
ICD-10 F43.10, Billing FAQ
Is ICD-10 code F43.10 billable? +
Yes, F43.10 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What CPT codes are commonly billed with F43.10? +
Procedures frequently paired with F43.10 include: 90834, 90837, 90791, 90833, 90836.
What ICD-9 codes does F43.10 map to? +
Per CMS GEMs, F43.10 maps to ICD-9 codes: 30981. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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