Medicare expands social worker coverage beyond mental health
H.R. 4185 — Integrating Social Workers Across Health Care Settings Act · Filed by Jennifer Kiggans (R-VA) · 5 cosponsors · Introduced Jun 26, 2025 · Referred to committee
Your members of Congress
Enter a ZIP to see where your representative and both senators stood on this bill.
Looked up on this device — your ZIP is never stored on our servers.
What it does
This bill expands Medicare coverage of clinical social worker services by removing the current requirement that such services be limited to diagnosis and treatment of mental illness, and by explicitly including incident supplies and services. Starting December 1, 2025, clinical social workers can bill Medicare for a broader range of health-related services beyond mental health alone.
Why we flagged it
The bill's sole operative mechanism is to broaden the scope of Medicare-reimbursable clinical social worker services by removing a diagnostic limitation and clarifying coverage of incident supplies. This is a straightforward healthcare access expansion.
What the text implies
- Expansion may increase Medicare spending on social work services; cost impact depends on utilization rates and whether services are additive or substitutive for other covered care.
- Removal of mental-illness-only restriction could enable social workers to bill for services addressing social determinants (housing, food security, transportation) if those are deemed 'incident to' clinical social work, potentially shifting Medicare's role in addressing non-medical drivers of health.
The full analysis lists 3 implications of this text.
Who stands to gain
clinical social workers and social work practices; health systems and hospitals employing clinical social workers; Medicare Advantage plans (if they expand social work offerings)