About this trial
This is a prospective randomized controlled trial evaluating an EHR-embedded behavioral intervention intended to reduce low-value specialty referrals in cardiology, pulmonology, and gastroenterology. The intervention is designed to (1) strengthen physicians' intentions to avoid low-value specialty referrals at the point of encounter by presenting criteria for high-value referrals and informing physicians that referral decisions may be reviewed and (2) support follow-through on these intentions by modifying the referral process through structured checklist prompts embedded within the referral workflow.
The primary hypothesis is that physicians exposed to the intervention will demonstrate lower rates of low-value cardiology, pulmonology, and gastroenterology referrals compared with physicians exposed to the arm where the order composer allows physicians to place referrals with minimal decision support.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
UCLA Health physicians who have made at least one specialty referral to cardiology, pulmonology, or gastroenterology for patients in UCLA Health primary care registry during July-December 2025
Disqualifiers
Physicians who are no longer actively practicing at UCLA Health as of July 1, 2026
Trial design
Parallel
Treatments tested in this trial
Information provision
BehavioralThe order composer displays high-value criteria developed by UCLA Health using professional society guidelines and expert consensus from clinical leadership.
Auditing
BehavioralThe order composer notifies physicians that their referral decisions may be subject to review.
Checklist
BehavioralThe order composer includes cascading checkboxes that prompt physicians to confirm that referral criteria are met before submitting a referral. Physicians must actively indicate whether the patient meets referral criteria before submitting a referral. Physicians who determine that a referral remains clinically appropriate despite the patient not meeting listed criteria may select an option indicating that none of the listed criteria apply and provide a brief free-text explanation for proceeding with the referral.
Treatment groups
Trial outcomes
Primary outcomes
Physician-level rate of low-value specialty referrals per 100 referral relevant encounters
A low-value referral is defined as a referral to one of the three target specialty divisions placed during a referral-relevant encounter that does not meet the pre-specified referral criteria developed by UCLA Health division chiefs for the corresponding medical condition. The primary outcome is calculated as the number of low-value referrals divided by the number of referral-relevant encounters, multiplied by 100, aggregated at the physician level.
Secondary outcomes
Rate of total specialty referrals in the target divisions per 100 referral-relevant encounters
Number of referrals to the targeted specialty divisions per 100 referral-relevant encounters.
Rate of high-value specialty referrals in the target divisions per 100 referral-relevant encounters
Number of referrals meeting pre-specified high-value criteria to the targeted specialty divisions per 100 referral-relevant encounters.
Rate of unplanned hospital admissions (within 30 days) per 100 referral-relevant encounters
Number of unplanned hospital admissions occurring within 30 days of a referral-relevant encounter per 100 referral-relevant encounters.
Rate of emergency department visits (within 30 days) per 100 referral-relevant encounters
Number of emergency department visits occurring within 30 days of a referral-relevant encounter per 100 referral-relevant encounters.
Sponsors and contacts
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University of California, Los Angeles
Lead sponsor
National Institute on Aging (NIA)
Collaborator
This trial is not recruiting at the moment. You can still explore other options: