Critical Access Hospitals (CAHs)

Research Products & Journal Articles

Browse the full list of research publications on this topic completed by the Rural Health Research Centers.

Products – Freely accessible products include policy briefs, fact sheets, full reports, chartbooks, and interactive data websites.

Journal Articles – Articles in peer-reviewed journals may require a subscription or affiliation with a subscribing library. For these publications, Gateway lists the article citation, a brief summary, a link to additional information and access to the full-text of the article, if available.

2025

  • 2010-2022 County-Level Hospital-Based Obstetric Care Status
    Rural Maternal Health Data Support and Analysis Program, University of Minnesota Rural Health Research Center
    Date: 07/2025
    This data resource is a county-level dataset containing the county FIPS code, state, and an indicator of whether each United States county had hospital-based obstetrics care in each year, 2010-2022. It is available for download as an XLS file.
  • Access and Quality of Mental Health Services in Rural and Urban America
    Policy Brief
    University of South Carolina Rural Health Research Center
    Date: 07/2025
    Access to and quality of mental health facilities is a significant concern in the United States. This research identified disparities in mental health access and care quality by residence rurality.
  • The Impact of High Hospital Fixed-Cost Ratios on Rural Populations
    Policy Brief
    RUPRI Center for Rural Health Policy Analysis
    Date: 06/2025
    This brief focuses on rural hospitals with high fixed-to-total-cost ratios and describes characteristics of those hospitals, including Critical Access Hospital and Low-Volume Hospital status, and provides some demographics on the communities they serve.
  • Impact of Hospital Closure on Rural Communities: A Qualitative Study
    Report
    RUPRI Center for Rural Health Policy Analysis
    Date: 05/2025
    Rising rates of rural hospital closures have prompted concerns about access to care in affected communities. This paper summarizes findings from interviews with state and community leaders who experienced hospital closures between May 2010 and December 2017, detailing their impact on rural communities and how local communities adapted to them.

2024

2023

  • Suitability of Low-Volume Rural Emergency Departments to New Rural Emergency Hospital Designation
    Journal Article
    North Carolina Rural Health Research and Policy Analysis Center, Rapid Response to Requests for Rural Data Analysis
    Date: 09/2023
    The Rural Emergency Hospital is a new Medicare payment model that requires hospitals to focus on emergency, observation, and outpatient services in lieu of inpatient care. This study's exploratory objective was to examine care delivery from eligible hospitals to assess their fit with the new payment model.
  • Policy Implications of Fixed-to-Total-Cost Ratio Variation Across Rural and Urban Hospitals
    Journal Article
    RUPRI Center for Rural Health Policy Analysis
    Date: 05/2023
    This article utilizes hospital cost report data to estimate the relationship between adjusted volume and total costs of patient care. These results are used to estimate fixed-to-total-cost ratios for all nonfederal, short-term acute care hospitals in the U.S. These ratios were then stratified by rurality and Critical Access Hospital status.

2022

  • The Evolution of Hospital Designations and Payment in the U.S.: Implications for Rural Hospitals
    Report
    RUPRI Center for Rural Health Policy Analysis, RUPRI Health Panel: Rural Policy Analysis and Applications
    Date: 12/2022
    Medicare hospital payment policies affecting rural hospitals play a significant role in the financial viability of rural hospitals. This report provides an overview of historic and current Medicare rural hospital payment policies and alternative payment models to understand their impact on rural hospitals and the communities they serve.

2021

2020

2019

2018

2017

2016

  • Telemedicine Penetration and Consultation Among Rural Trauma Patients in Critical Access Hospital Emergency Departments in North Dakota
    Policy Brief
    Rural Telehealth Research Center
    Date: 09/2016
    This study describes the penetration of ED-based telemedicine in North Dakota critical access hospitals and its use for rural trauma patients. Investigators showed that telemedicine subscription increased to 81 percent of rural North Dakota hospitals, and 11 percent of patients in a telemedicine-capable ED used telemedicine as part of their care.
  • State Variations in the Rural Obstetric Workforce
    Policy Brief
    University of Minnesota Rural Health Research Center
    Date: 05/2016
    Many types of staff are necessary to successfully run an obstetrics unit. Rural hospitals face unique staffing challenges. This policy brief describes the obstetric workforce in rural hospitals by state for nine states: Colorado, Iowa, Kentucky, New York, North Carolina, Oregon, Vermont, Washington, and Wisconsin.
  • 2012-14 Profitability of Urban and Rural Hospitals by Medicare Payment Classification
    Policy Brief
    North Carolina Rural Health Research and Policy Analysis Center
    Date: 03/2016
    The profitability of urban hospitals to that of rural hospitals are compared for fiscal years 2012-2014 based on size and rural Medicare payment classifications.
  • Geographic Variation in the Profitability of Urban and Rural Hospitals
    Policy Brief
    North Carolina Rural Health Research and Policy Analysis Center
    Date: 03/2016
    Historic and recent evidence suggest that unprofitability can reduce hospital services and quality, or worse, lead to closure. This study describes the current geographic variability of hospital profitability by comparing the 2014 profitability of CAHs, other rural hospitals, and urban hospitals by census region, census division, and state.

2015

  • Rural Bypass for Elective Surgeries
    Journal Article
    RUPRI Center for Rural Health Policy Analysis
    Date: 11/2015
    Describes the elective surgical bypass rate, the procedures most commonly bypassed by rural residents, the distribution of volume among Critical Access Hospitals (CAHs) that offer elective surgical services, and factors predictive of bypass.
  • The Rising Rate of Rural Hospital Closures
    Journal Article
    North Carolina Rural Health Research and Policy Analysis Center
    Date: 07/2015
    Discusses the increase in rural hospital closure rates, including the causes of closures and its impact on rural communities.
  • Rural Women Delivering Babies in Non-Local Hospitals: Differences by Rurality and Insurance Status
    Policy Brief
    University of Minnesota Rural Health Research Center
    Date: 06/2015
    This policy brief describes the extent to which rural pregnant women give birth in non-local hospitals and analyzes current patterns of non-local delivery by rural women's health insurance status and residential rurality.
  • Minimum Distance Requirements Could Harm High-Performing CAHs and Rural Communities
    Journal Article
    North Carolina Rural Health Research and Policy Analysis Center, University of Minnesota Rural Health Research Center
    Date: 04/2015
    Compares the effect of location on critical access hospitals' size, quality of care, and financial strength. Discusses implications of minimum distance requirements on critical access hospitals.
  • Surgical Services in Critical Access Hospitals, 2011
    Policy Brief
    RUPRI Center for Rural Health Policy Analysis
    Date: 02/2015
    This brief describes the types and volume of major surgical services provided in critical access hospitals across four regionally representative states in 2011.
  • Financially Fragile Hospitals: Mergers and Closures
    Journal Article
    North Carolina Rural Health Research and Policy Analysis Center
    Date: 01/2015
    Evaluates the causes of financial stress in rural hospitals, and describes the impact rural hospitals have on their communities. Also discusses the ways in which rural hospitals and communities have responded to this financial stress.
  • The Effect of Surgery on the Profitability of Rural Hospitals
    Journal Article
    North Carolina Rural Health Research and Policy Analysis Center
    Date: 2015
    Presents research on the effect of providing surgery in rural hospitals. Examines the availability of surgery's effect on trauma outcomes and economies in rural communities.

2014

  • The Obstetric Care Workforce in Critical Access Hospitals (CAHs) and Rural Non-CAHs
    Policy Brief
    University of Minnesota Rural Health Research Center
    Date: 11/2014
    This brief details rural hospital obstetric staffing patterns in nine states by critical access hospital status. The purpose was to examine obstetric practice models in rural hospitals, providing information to rural hospitals with obstetric care units regarding workforce and informing policymakers about the context in which the hospitals operate.
  • Does Rurality Affect Observation Care Services Use in CAHs for Medicare Beneficiaries?
    Policy Brief
    University of Minnesota Rural Health Research Center
    Date: 10/2014
    This brief describes the use of observation services across levels of rurality by Medicare beneficiaries in critical access hospitals, the demographics and health status of patients receiving these services, and the characteristics of their observation stays.
  • Which Medicare Patients Are Transferred From Rural Emergency Departments?
    Policy Brief
    University of Minnesota Rural Health Research Center
    Date: 06/2014
    A brief from the University of Minnesota Rural Health Research Center analyzes transfers of Medicare beneficiaries who received emergency care in a critical access hospitals or rural hospitals and were transferred to other hospitals for care.

2013

2012

2011

2010

2008

2007

  • Intensive Care in Critical Access Hospitals
    Journal Article
    North Carolina Rural Health Research and Policy Analysis Center
    Date: 2007
    Describes the facilities, equipment, and staffing used by Critical Access Hospitals (CAHs) for intensive care, the types of patients receiving ICU care, and the perceived impact of closing the ICU on CAH staff and the local community.
  • Patient Bypass Behavior and Critical Access Hospitals: Implications for Patient Retention
    Journal Article
    FORHP-funded Individual Grantees
    Date: 2007
    Describes the results of a study to assess the extent of bypass for inpatient care among patients living in Critical Access Hospital (CAH) service areas, and to determine factors associated with bypass, the reasons for bypass, and what CAHs can do to retain patients locally.
  • Use of Critical Access Hospital Emergency Rooms by Patients With Mental Health Symptoms
    Journal Article
    Maine Rural Health Research Center
    Date: 2007
    Describes the results of a study investigating the use of critical access hospital (CAH) emergency rooms by patients with mental health problems to understand the role these facilities play in rural mental health needs and the challenges they face.
  • Variations in Financial Performance Among Peer Groups of Critical Access Hospitals
    Journal Article
    North Carolina Rural Health Research and Policy Analysis Center
    Date: 2007
    Reports findings from a study that investigated whether indicators of financial performance and condition systematically vary among peer groups of Critical Access Hospitals (CAHs).

2006

2005

2004

  • The Financial Benefits of Critical Access Hospital Conversion for FY 1999 and FY 2000 Converters
    University of Minnesota Rural Health Research Center
    Date: 01/2004
    This paper discusses the impact of conversion to critical access hospital (CAH) status on the financial condition of rural hospitals one and two years after conversion. CAHs pre- and post-conversion revenues are compared, and CAH revenues are compared to small rural hospitals that did not convert to cost-based Medicare reimbursement.
  • Quality Improvement Strategies and Best Practices in Critical Access Hospitals
    University of Minnesota Rural Health Research Center
    Date: 01/2004
    This paper describes critical access hospital (CAH) quality improvement (QI) initiatives, with examples of best practices from two CAHs that have innovative QI programs. It includes lists of changes made to staffing, training, equipment, and other issues related to QI.
  • Comparative Performance Data for Critical Access Hospitals
    Journal Article
    Maine Rural Health Research Center, North Carolina Rural Health Research and Policy Analysis Center
    Date: 2004
    Discusses the potential use of comparative performance data for critical access hospitals (CPD-CAH) to facilitate performance and quality improvement. Covers potential benefits and drawbacks of CPD-CH and identifies issues in the development and implementation of CPD-CAH.

2003

2001

  • Rural Hospital Flexibility Program: The Tracking Project Reports First-Year Findings
    Journal Article
    WWAMI Rural Health Research Center
    Date: 2001
    In 1999, the Rural Hospital Flexibility Program National Tracking Team made site visits to 24 critical access hospitals (CAHs) in order to determine the extent of program implementation in the states and the approaches that states, hospitals, and communities are taking in using the Flex Program to achieve improvements in rural healthcare.

2000

  • Financial Viability of Rural Hospitals in a Post-BBA Environment
    University of Minnesota Rural Health Research Center
    Date: 10/2000
    This paper evaluates the financial viability of rural hospitals under the Balanced Budget Act of 1997 and the Balanced Budget Refinement Act of 1999 Medicare payment policies. It estimates the number of hospitals that will become critical access hospitals and the number of beds at each hospital.