Nicolas M. Oreskovic, MD, MPH

Complex Medicaid patients randomly assigned to receive outpatient social worker care coordination services experienced increased hospitalizations but no differences in emergency department visits or costs.

Care coordination engagement increases over time in long-term high-cost, high-need patients, with no identifiable data-driven times for when to initiate patient care de-escalation.

A reported penicillin allergy was common and was associated with suboptimal antibiotic choices and increased healthcare utilization in high-cost, high-need patients.