Physician assistants
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.
2024
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Trends in the Health Workforce Supply in the Rural U.S.
Report
WWAMI Rural Health Research Center
Date: 10/2024
This report examines the availability of current and historical workforce data for a variety of health care professionals and provides estimates of the trends in the supply and distribution in the rural vs. urban U.S. workforce.
2023
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Differences in the Merit-Based Incentive Payment System (MIPS) Performance of Clinicians in Metropolitan and Nonmetropolitan Counties in 2018
Policy Brief
RUPRI Center for Rural Health Policy Analysis
Date: 06/2023
This brief describes rural clinician performance in the Merit-based Incentive Payment System in 2018, testing the supposition that they did not do as well as their urban counterparts.
2021
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Geographic Access to Health Care for Rural Medicare Beneficiaries: A National Study
Policy Brief
WWAMI Rural Health Research Center
Date: 09/2021
Using national data from 2014, this policy brief describes geographic variation in the mix of providers caring for rural versus urban Medicare beneficiaries, the quantity of visits received by beneficiaries across Census Divisions and types of rural areas, and the distance traveled for care for several serious conditions. -
Geographic Access to Health Care for Rural Beneficiaries in Five States: An Update
Policy Brief
WWAMI Rural Health Research Center
Date: 04/2021
Using data from five states, this study describes the mix of providers caring for rural Medicare beneficiaries, the quantity of care received, and how far rural beneficiaries traveled for care for several selected conditions in 2014. Results are also compared with a similar study of the same states that used data from 1998. -
Tracking the Geographic Distribution and Growth of Clinicians With a DEA Waiver to Prescribe Buprenorphine to Treat Opioid Use Disorder
Journal Article
WWAMI Rural Health Research Center
Date: 03/2021
The increase in clinicians who can prescribe buprenorphine improves access to treatment for opioid use disorder. Small remote rural communities continue to experience access challenges. 63.1% of all rural counties had at least one clinician with a Drug Enforcement Administration waiver, but more than half of small remote rural counties did not.
2020
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Supply and Distribution of the Primary Care Workforce in Rural America: 2019
Policy Brief
WWAMI Rural Health Research Center
Date: 06/2020
Maintaining an adequate supply of primary care providers in the U.S. is one of the key challenges in rural healthcare. This study examines the 2019 supply and geographic distribution of primary care physicians, nurse practitioners, and physician assistants across rural areas of the U.S. -
Supply and Distribution of the Primary Care Workforce in Rural America: A State-Level Analysis
Report
WWAMI Rural Health Research Center
Date: 06/2020
Maintaining an adequate supply of primary care providers in the U.S. is one of the key challenges in rural health care. This study examines the 2019 supply and geographic distribution of primary care physicians, nurse practitioners, and physician assistants across rural areas of the U.S., providing state-level data briefs.
2019
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Prescribing Practices of Nurse Practitioners and Physician Assistants Waivered to Prescribe Buprenorphine and the Barriers They Experience Prescribing Buprenorphine
Journal Article
WWAMI Rural Health Research Center
Date: 10/2019
This study surveyed rural and urban nurse practitioners (NPs) and physician assistants (PAs) with Drug Enforcement Agency waivers to provide medication treatment for opioid use disorder by prescribing buprenorphine. Rural NPs and PAs reported facing many of the same barriers to providing buprenorphine as rural physicians have reported.
2018
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Geographic Distribution of Providers With a DEA Waiver to Prescribe Buprenorphine for the Treatment of Opioid Use Disorder: A 5‐Year Update
Journal Article
WWAMI Rural Health Research Center
Date: 06/2018
This study compares the geographic distribution of physicians, physician assistants, and nurse practitioners waivered to prescribe buprenorphine in 2012 and 2017. -
What Makes Physician Assistant (PA) Training Programs Successful at Training Rural PAs?
Policy Brief
WWAMI Rural Health Research Center
Date: 06/2018
While a majority of physician assistant (PA) programs identify production of rural PAs as an important program goal, many only have limited rural recruitment and training activities. This study identified PA program characteristics and training activities that are strongly associated with the production of a high proportion of rural graduates.
2016
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How Could Nurse Practitioners and Physician Assistants Be Deployed to Provide Rural Primary Care?
Policy Brief
WWAMI Rural Health Research Center
Date: 03/2016
New (2014) rural enrollees in the insurance plans on federal and state exchanges are expected to generate about 1.39 million primary care visits per year. At a national level, it would require 345 full-time equivalent physicians to provide those visits. This study examines how different mixes of physicians, PAs, and NPs might meet the increase. -
Which Physician Assistant Training Programs Produce Rural PAs? A National Study
Policy Brief
WWAMI Rural Health Research Center
Date: 02/2016
The proportion of physician assistant (PA) graduates who enter practice in rural settings has dropped over the last two decades, though PAs still continue to enter rural practice at a higher rate than primary care physicians. This identifies the PA training programs that produced high numbers of rural PAs and the programs associated.
2015
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Assessing Rural-Urban Nurse Practitioner Supply and Distribution in 12 States Using Available Data Sources
Policy Brief
WWAMI Rural Health Research Center
Date: 08/2015
This study compared estimates of nurse practitioner supply in 12 states (statewide and rural vs. urban) derived from two sources: state license records and National Provider Identifier data.
2014
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The Contribution of Physicians, Physician Assistants, and Nurse Practitioners Toward Rural Primary Care: Findings From a 13-state Survey
Journal Article
WWAMI Rural Health Research Center
Date: 06/2014
Evaluates a questionnaire that measures weekly outpatient visits and services provided in a rural setting.
2007
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The Washington State Nurse Anesthetist Workforce: A Case Study
Journal Article
WWAMI Rural Health Research Center
Date: 02/2007
The purpose of this study was to describe the Washington State Certified Registered Nurse Anesthetist (CRNA) workforce and analyze selected dimensions of their clinical practice.
2003
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The Contribution of Nurse Practitioners and Physician Assistants to Generalist Care in Underserved Areas of Washington State
Journal Article
WWAMI Rural Health Research Center
Date: 08/2003
This article uses productivity data from the non-physician clinician (NPC) and physician populations in Washington state to assess the contribution to generalist care made by NPCs, giving special attention to the role of NPCs in rural and underserved areas and the role of women NPCs in the female provider population. -
Who Is Caring for the Underserved? A Comparison of Primary Care Physicians and Nonphysician Clinicians in California and Washington
Journal Article
WWAMI Rural Health Research Center
Date: 07/2003
This article compares the geographic distribution and patient populations of physician and nonphysician primary care clinicians. It includes the proportion of clinicians within each discipline practicing in rural areas, health professional shortage areas, and areas with vulnerable populations.
2001
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National Estimates of Physician Assistant Productivity
Journal Article
WWAMI Rural Health Research Center
Date: 2001
Analysis of productivity data from a nationally representative sample of physician assistants (PAs) showed that PAs performed 61.4 outpatient visits per week compared with 74.2 visits performed by physicians. However, productivity of PAs varies strongly across practice specialty and location.
1998
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Availability of Anesthesia Personnel in Rural Washington and Montana
Journal Article
WWAMI Rural Health Research Center
Date: 03/1998
Anesthesia has historically been an undersupplied specialty. Health personnel issues used to be dominated by the findings of the 1980 Graduate Medical Education National Advisory Committee study, which suggested that anesthesia would be a balanced specialty for the rest of the century. Recent studies, however, have demonstrated that there is an oversupply of all specialists, including anesthesiology. These studies take a "top down" view of health personnel through analysis of national statistics and exploration of subsets of the data by hospital size and rurality. This approach assumes that the databases of the American Hospital Association and the American Medical Association are accurate and do not take into account the presence of certified registered nurse anesthetists (CRNAs), who are the predominant providers of anesthesia care in the smallest and most remote hospitals in the United States. We compared the 1994 master file of the American Medical Association with our local knowledge of the practitioners in the rural areas of Washington state and found numerous small errors. These errors of one or two practitioners made no difference to the analysis of practitioner groups with more than approximately five people, but in the most rural communities the erroneous presence or absence of a single practitioner made a significant difference.