Impact of Implementing Hospital-Based Addiction Consultation Services on Length of Stay and 30-Day Readmission Rates in Patients with Opioid Use Disorder

Overview

This study examines the effects of hospital-based addiction consultation services (ACS) on length of stay and 30-day readmission rates for patients with opioid use disorder (OUD) using a difference-in-differences approach.

Background

Opioid use disorder (OUD) has become a significant public health crisis, leading to increased morbidity and mortality. Hospitals play a crucial role in initiating evidence-based treatments for OUD, particularly through medications for opioid use disorder (MOUD). The implementation of ACSs aims to enhance care for hospitalized patients with OUD.

Data Highlights

No numerical data or trial data were provided in the source material.

Key Findings

• ACS implementation is associated with increased rates of MOUD initiation and treatment linkage post-discharge.
• Concerns exist regarding potential increases in hospital length of stay and readmission rates following ACS implementation.
• ACS teams typically include multidisciplinary professionals focused on managing withdrawal, pain, and discharge planning.
• The study utilizes a difference-in-differences approach to analyze the impact of ACS on patient outcomes.
• Prior studies have shown mixed results regarding the effects of ACS on hospital utilization metrics.

Clinical Implications

The findings indicate that ACSs may enhance the initiation of MOUD and improve post-discharge care.

Conclusion

The study aims to clarify the relationship between ACS implementation and patient outcomes.

Related Resources & Content

1. JAMA Network Open, 2026 -- Error in Figure 2A
2. JAMA Network Open, 2026 -- Cost-Effectiveness of the START Hospital Addiction Consultation Service for Opioid Use Disorder Treatment
3. JAMA Network Open, 2026 -- Patient Navigation With Hospital Addiction Consultation and Patient-Directed Discharge: Secondary Analysis of
4. JAMA Network Open, 2026 -- Best Practices for Hospital-Based Initiation of Medications for Opioid Use Disorder: A Consensus Statement
5. CDC -- Linking People with Opioid Use Disorder to Medication Treatment | Overdose Prevention
6. Outcomes associated with an inpatient addiction consult service: Systematic review and meta-analysis
7. JAMA Network Open, 2026 -- Addiction Consult Services, Mortality, and Acute Care Utilization in Inpatients With OUD
8. Linking People with Opioid Use Disorder to Medication Treatment | Overdose Prevention | CDC
9. Outcomes associated with an inpatient addiction consult service: Systematic review and meta-analysis
10. Addiction Consult Services, Mortality, and Acute Care Utilization in Inpatients With OUD