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Accepted for/Published in: Journal of Medical Internet Research

Date Submitted: Jan 10, 2026
Date Accepted: Jun 22, 2026
Date Submitted to PubMed: Jun 22, 2026

The final, peer-reviewed published version of this preprint can be found here:

Automated Waitlists for Ambulatory Appointment Scheduling: Multisite, Mixed Methods Evaluation

Woodcock E, Profeta C, Siegel M

Automated Waitlists for Ambulatory Appointment Scheduling: Multisite, Mixed Methods Evaluation

J Med Internet Res 2026;28:e90091

DOI: 10.2196/90091

PMID: 42492053

Automated Waitlists for Ambulatory Appointment Scheduling: A Multi-Site, Mixed-Methods Evaluation

  • Elizabeth Woodcock; 
  • Chris Profeta; 
  • Molly Siegel

ABSTRACT

Background:

Background:

Delays in access to ambulatory care are associated with adverse health outcomes, diminished patient experience, and increased system inefficiencies. U.S. health systems have adopted automated waitlists, which represents a technology-enabled tool that notifies patients of earlier appointment availability. Existing case reports suggest benefits. However, there is limited evidence on the efficacy of adopting, implementing, and sustaining an automated waitlist to improve access.

Objective:

The objective of the study was to evaluate automated waitlists to identify determinants that influence their adoption and ongoing use. Findings may inform health care organizations seeking to improve access to appointments in the ambulatory setting.

Methods:

A convergent, multi-site, mixed-methods study was conducted. Data were collected through a survey of 127 health systems, of which 90 reported automated waitlist usage, and a criterion-based purposive study of 10 participating health systems. Both qualitative and quantitative data were collected from the 10 participating systems. The Consolidated Framework for Implementation Research was used to report the determinants of the intervention’s performance.

Results:

Automated waitlists provide benefits to US health systems. High-performing health systems reported 38.8% of appointments offered by the automated waitlist were filled. Participants reported a lower missed-appointment rate (3.1%) for appointments scheduled via the automated waitlist, as compared to all appointments (6.6%). Flexible configuration serves as a key facilitator of adoption and maintenance. External pressures, including peer benchmarking and high patient demand, accelerated implementation. Insurance and records requirements, seasonality, care-plan configuration, and digital inequities controlled which patients could benefit from the intervention. Additionally, specialty gatekeeping and clinician capacity constraints limited impact. Organizational context strongly shaped effectiveness, with cross-functional governance structures, leadership endorsement, and cultures of iteration enabling sustained use.

Conclusions:

Automated waitlists may offer a solution to health care organizations striving to positively impact access to care. The effectiveness of automated waitlists depends primarily on the implementation process and inner-setting organizational determinants. Rather than functioning as a stand-alone technical solution, automated waitlists are most impactful when integrated as a dynamic component of system-level scheduling infrastructure. Clinical Trial: not applicable


 Citation

Please cite as:

Woodcock E, Profeta C, Siegel M

Automated Waitlists for Ambulatory Appointment Scheduling: Multisite, Mixed Methods Evaluation

J Med Internet Res 2026;28:e90091

DOI: 10.2196/90091

PMID: 42492053

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