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NEJM Catalyst Practical innovations in health care delivery:

Ideas, solutions, and case studies to improve patient care and drive value in health organizations.

Health care delivery is undergoing a major transformation around quality, cost, and access. NEJM Catalyst brings health care executives, clinician leaders, and clinicians together to share innovative ideas and practical applications for enhancing the value of health care delivery. NEJM Catalyst brings insightful articles and real-life examples from a network of top thought leaders, experts and advisors to provide:

Practical innovations in health care delivery;

Impeccable quality and impact;

Active contributions from renowned authorities, thought-leaders, and advisors;

Independent and impartial curation; and

An exchange of ideas among executives and clinicians. NEJM Catalyst is produced by NEJM Group, a division of the Massachusetts Medical Society, located in Waltham, Massachusetts.

From January 2022 to June 2025, a cohort-based implementation model used to integrate 4Ms care delivery was associated w...
10/23/2026

From January 2022 to June 2025, a cohort-based implementation model used to integrate 4Ms care delivery was associated with improvement in certain clinical outcomes, while the long-term systemwide stretch goal of 95% adherence with all 4Ms has remained unmet at 45%.

A review of 40,411 inpatient encounters at Houston Methodist among adults 70 years of age or older found that only 3% of...
10/22/2026

A review of 40,411 inpatient encounters at Houston Methodist among adults 70 years of age or older found that only 3% of encounters achieved higher-level compliance with 4Ms (What Matters Most, Medication, Mentation, and Mobility) care documentation; however, that subgroup was associated with shorter length of stay and reduced unplanned 30-day readmissions.

The articles in our special issue on Age-Friendly Health Systems highlight important benefits realized from AFHS impleme...
10/21/2026

The articles in our special issue on Age-Friendly Health Systems highlight important benefits realized from AFHS implementation efforts to date and challenges that are critical to address for the movement to fully deliver on its goals. Guest editor Julia Adler-Milstein summarizes what you'll find inside: https://nej.md/4jvMFyS
The John A. Hartford Foundation

The November 2026 issue of NEJM Catalyst Innovations in Care Delivery is a special theme issue on the implementation and...
10/21/2026

The November 2026 issue of NEJM Catalyst Innovations in Care Delivery is a special theme issue on the implementation and impact of the 4Ms of age-friendly care, guest edited by Julia Adler-Milstein and sponsored by The John A. Hartford Foundation. The articles in this issue highlight important benefits realized from AFHS implementation efforts to date and challenges that are critical to address for the AFHS movement to fully deliver on its goals.

📖 View the table of contents: https://nej.md/4jwrMnk

From our guest editor, Julia Adler-Milstein: After Widespread Adoption of Age-Friendly Care Principles, Maturation Is the Next Step https://nej.md/4jvMFyS

Insights Report: Wide Embrace of the Age-Friendly Care 4Ms Framework https://nej.md/4yZKxEA

Adherence to the Age-Friendly Care 4Ms Framework and Association with Reduced Acute Care Utilization https://nej.md/4sgd6eg

Age-Friendly Care: A Timely Health System Strategy to Improve Cost and Quality (paid) https://nej.md/4BdB1iq The John A. Hartford Foundation

Scaling the Age-Friendly Care 4Ms Framework Across 26 Midwest Hospitals https://nej.md/4jpBSX0

A Research and Implementation Roadmap from the VA’s National State-of-the-Art Conference on Age-Friendly Care for Veterans https://nej.md/4yzBMQC

An Implementation Maturity Survey to Support Systemwide Age-Friendly Care https://nej.md/4yxoP9T

Inpatient Age-Friendly 4Ms Care and Outcomes in an Urban Academic Medical Center https://nej.md/4zFahpo

Implementing the Age-Friendly 4Ms-Plus Framework in a Vulnerable Population at a Safety-Net Hospital https://nej.md/3Uwf3H3

Age-Friendly Health System Recognition and Its Association with Improved Clinical Outcome Measures https://nej.md/4yuPrZ2

Bringing Age-Friendly Care to Rural Communities: The MobileMOC Interprofessional Mobile Health Model https://nej.md/4zIFTKZ

Moving Beyond the Checklist: A Three-Tier Model for Integrating Geriatrics Expertise into the CMS Age-Friendly Era https://nej.md/4enVcAv

Although warmth and competence have been extensively studied within social psychology, the application of these concepts...
10/20/2026

Although warmth and competence have been extensively studied within social psychology, the application of these concepts as an operational improvement framework in health care has received comparatively little attention. Read the full article: https://nej.md/4AbKqXt

This case study describes how a public–private partnership in São Paulo, Brazil, implemented a practical model for opera...
10/19/2026

This case study describes how a public–private partnership in São Paulo, Brazil, implemented a practical model for operationalizing health equity through codesign and improvement science across frontline public emergency and primary care services administered by Einstein Hospital Israelita within Brazil’s unified health system.

Early findings suggest that equity work becomes more actionable and sustainable when embedded into routine operational structures rather than implemented as a parallel initiative.

The latest episode of Leadership Conversations explores how health care organizations can rebuild trust and advance qual...
10/18/2026

The latest episode of Leadership Conversations explores how health care organizations can rebuild trust and advance quality by strengthening safety, patient experience, accountability, and collaboration. Listen now: https://nej.md/47jDeLD

Insights from a new study on the impacts of e-patient visits on outpatient volume and service time provide actionable gu...
10/18/2026

Insights from a new study on the impacts of e-patient visits on outpatient volume and service time provide actionable guidance for health care administrators to optimize e-visit service mechanisms, particularly by restructuring the unplanned, open-access online consultation entry for patients. See how: https://nej.md/4hTgarW

Drawing on real-world data from a large public hospital in China, a new study systematically estimates the impacts of e-...
10/17/2026

Drawing on real-world data from a large public hospital in China, a new study systematically estimates the impacts of e-visits on outpatient volumes and clinicians’ service time. See the results: https://nej.md/4hTgarW

A hospitality improvement at Mayo Clinic involved patient amenity kits. Previously, these were distributed with inconsis...
10/16/2026

A hospitality improvement at Mayo Clinic involved patient amenity kits. Previously, these were distributed with inconsistent products and were displayed in a variety of ways as determined by each unit. These kits were reimagined as modern, self-contained travel kits that anticipated patient needs, sending a message of greater patient dignity and more thoughtful care.

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