F40-F48 — Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders
ICD-10-CM codes F40-F48 cover anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders, within mental, behavioral and neurodevelopmental disorders. The block holds 92 codes across 7 categories, of which 71 are billable and 21 are header codes that cannot be submitted on a claim.
Risk adjustment in F40-F48
0 codes in this block map to a CMS-HCC, which means the diagnosis carries a risk-adjustment payment when it is documented and coded. Under-coding here is money left on the table; over-coding here is what audits are for.
- HCC 153 Personality Disorders; Anorexia/Bulimia Nervosa
What else to watch in F40-F48
- 71 codes are named in Medicare coverage policies. An LCD or NCD lists them as supporting medical necessity, or explicitly as not supporting it. Which applies depends on the MAC for your state.