Why High Performing ACOs Are Rebuilding Their Referral Strategy Around Home Care

Across the country, high-performing Accountable Care Organizations (ACOs) are making a decisive shift—one that is quietly redefining success in value-based care with the help from home care.

ACOs are no longer treating home care as a downstream service. They are rebuilding their referral strategy around it.

Why? Because the biggest driver of cost, risk, and outcomes doesn’t happen inside the hospital or physician office—it happens in the home.

Most ACO referral strategies were built for a fee-for-service logic – a world where success was measured by volume, not value. For example:

  1. Discharge the patient – Hospital care ends at discharge; responsibility is formally “transferred.”
  2. Refer to post-acute providers – Home health, skilled nursing, or rehab facilities are chosen based on availability, convenience, or historical patterns.
  3. Hope for compliance – Hospitals and physician groups assume patients will follow the plan and that providers will communicate effectively.

At first glance, it seems straightforward—but this model has a critical blind spot: once the patient leaves the hospital, control and visibility evaporate.

But under value-based care, that model breaks.

Today, ACOs are financially accountable for the full continuum of care, including what happens in the patient’s home. Key areas of accountability include:

  • Total Cost of Care: Every avoidable ED visit, hospitalization, or readmission directly impacts shared savings.
  • Readmissions & ED Utilization: CMS and commercial payers increasingly tie incentives and penalties to 30-day and 90-day utilization rates.
  • Patient Outcomes Across the Continuum: Success is measured by functional improvement, quality scores, and patient satisfaction—factors that occur outside the hospital walls.

Problem: The traditional referral model provides no mechanism to manage these risks effectively. Yet they still lack control in the one place that matters most—the home

The Shared Savings Program influences how physicians, health systems, and ACOs think about partnerships. A multi-state ACO identified a troubling pattern:

  • Rising costs among high-risk populations
  • Inconsistent post-acute performance
  • Limited visibility after discharge

Their analysis revealed that over 70% of avoidable costs originated in the home setting—from missed medications, unmanaged symptoms, and delayed interventions.

Instead of adding more providers, the ACO restructured its referral strategy around home care integration.

They implemented:

1. Tiered Home Care Partnerships
Preferred providers were selected based on:

  • Response time
  • Outcome performance
  • Ability to communicate in real time

2. Immediate Post-Discharge Engagement
Patients received:

  • In-home visits within 24–48 hours
  • Medication reconciliation
  • Functional and environmental assessments

3. Real-Time Escalation Protocols
Home care teams were empowered to:

  • Trigger interventions before conditions worsened
  • Identify early signs of decline
  • Alert ACO care managers

Within 12 months, the ACO achieved:

  • 25% reduction in avoidable hospitalizations
  • Significant decrease in total cost of care
  • Improved quality scores across key measures
  • Stronger alignment between providers

But more importantly, they gained something they never had before: control where it matters most.

High-performing ACOs recognize that home care delivers three critical advantages:

1. Continuous Visibility
What happens between visits, appointments, and episodes is no longer invisible.

2. Early Intervention
Subtle changes—mobility, cognition, adherence—are identified before they escalate.

3. Cost Avoidance
Preventing a hospitalization is exponentially more valuable than treating one.

This shift is not theoretical—it’s operational. And it creates a significant opportunity.

To align with high-performing ACOs, home care organizations must:

1. Lead With Outcomes, Not Services
Position your value as:

  • Reduced utilization
  • Improved functional outcomes
  • Cost avoidance

2. Integrate Into the ACO Workflow
Become part of:

  • Care coordination
  • Risk stratification
  • Intervention pathways

3. Deliver Actionable Data
Move beyond reporting visits. Provide:

  • Insights
  • Alerts
  • Measurable impact
High-performing ACOs aren’t adding more referrals—they’re redesigning them.
And at the center of that redesign is home care. Because in value-based care, success isn’t determined by what happens in the system. It’s determined by what happens after the patient goes home.

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