Y07.521
BillableMental health provider, perpetrator of maltreatment and neglect
Last updated: FY2026 ICD-10-CM (Oct 1, 2025 – Sep 30, 2026) | CMS-HCC V28 (100% phase-in, PY2026)
Is Y07.521 an HCC code?
No. Y07.521 is a billable ICD-10-CM code but does not map to any HCC category in V28, V24, ESRD, or RxHCC.
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
Y07.521 is the ICD-10-CM diagnosis code for mental health provider, perpetrator of maltreatment and neglect. Maltreatment or neglect by a mental health professional, such as a psychiatrist, psychologist, or counselor. Y07.521 sits in the ICD-10-CM chapter for external causes of morbidity (v00-y99), within the section covering assault (x92-y09).
Y07.521 is a billable ICD-10-CM code but does not map to a payment HCC under the CMS-HCC V28, V24, ESRD, or RxHCC risk adjustment models. It can be reported on Medicare Advantage encounter data submissions but it does not contribute to a beneficiary's RAF score and therefore does not affect risk-adjusted payments to the plan.
Document the specific type of mental health provider when possible for clarity.
HCC Buddy maintains structured V28 and V24 mapping, RAF weights, and MEAT documentation criteria for Y07.521 sourced directly from the CMS-HCC risk adjustment model files and the CMS ICD-10-CM code set.
Coding Tips
- •Document the specific type of mental health provider when possible for clarity
- •Ensure the perpetrator's professional role as a mental health provider is clearly established in the record