Randall P. Ellis

7.0k total citations · 2 hit papers
77 papers, 4.3k citations indexed

About

Randall P. Ellis is a scholar working on Economics and Econometrics, General Health Professions and Finance. According to data from OpenAlex, Randall P. Ellis has authored 77 papers receiving a total of 4.3k indexed citations (citations by other indexed papers that have themselves been cited), including 60 papers in Economics and Econometrics, 51 papers in General Health Professions and 9 papers in Finance. Recurrent topics in Randall P. Ellis's work include Healthcare Policy and Management (59 papers), Global Health Care Issues (32 papers) and Primary Care and Health Outcomes (24 papers). Randall P. Ellis is often cited by papers focused on Healthcare Policy and Management (59 papers), Global Health Care Issues (32 papers) and Primary Care and Health Outcomes (24 papers). Randall P. Ellis collaborates with scholars based in United States, Australia and Canada. Randall P. Ellis's co-authors include Thomas G. McGuire, Arlene S. Ash, Gregory C. Pope, John Z. Ayanian, Melvin J. Ingber, Jesse M. Levy, John Kautter, John Robst, Helen Burstin and Lisa I. Iezzoni and has published in prestigious journals such as New England Journal of Medicine, American Psychologist and PEDIATRICS.

In The Last Decade

Randall P. Ellis

74 papers receiving 4.0k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Risk adjustment of Medicare capitation payments using the CMS-HCC model.

2004 687 citations Randall P. Ellis, Arlene S. Ash et al. PubMed profile →
Provider behavior under prospective reimbursement

1986 511 citations Randall P. Ellis, Thomas G. McGuire Journal of Health Economics profile →

Peers

Countries citing papers authored by Randall P. Ellis

Since Specialization

Citations

This map shows the geographic impact of Randall P. Ellis's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Randall P. Ellis with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Randall P. Ellis more than expected).

Fields of papers citing papers by Randall P. Ellis

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Randall P. Ellis. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Randall P. Ellis. The network helps show where Randall P. Ellis may publish in the future.

Co-authorship network of co-authors of Randall P. Ellis

This figure shows the co-authorship network connecting the top 25 collaborators of Randall P. Ellis. A scholar is included among the top collaborators of Randall P. Ellis based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Randall P. Ellis. Randall P. Ellis is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	Supporting Primary Care for Medically and Socially Complex Patients in Medicaid Managed Care 2025 ·JAMA Network Open ·Arlene S. Ash, Matthew Alcusky, Randall P. Ellis, (unknown), (unknown), Eric Mick	0
2	Factors Associated With Semaglutide Initiation Among Adults With Obesity 2025 ·JAMA Network Open ·(unknown), (unknown), Paul Shafer, Katherine Hempstead, Randall P. Ellis, Andrew Stokes	3
3	A Novel Machine Learning Algorithm for Creating Risk-Adjusted Payment Formulas 2024 ·JAMA Health Forum ·(unknown), Randall P. Ellis, Jeffrey J. Siracuse, (unknown), Tzu‐Chun Kuo, Heather Hsu, Allan J. Walkey, Karen E. Lasser, Arlene S. Ash	3
4	Managed competition in the United States: How well is it promoting equity and efficiency? 2024 ·Health Economics Policy and Law ·Randall P. Ellis, (unknown), (unknown)	1
5	Intermittent claudication treatment patterns in the commercially insured non-Medicare population 2021 ·Journal of Vascular Surgery ·Jeffrey J. Siracuse, Jonathan Woodson, Randall P. Ellis, Alik Farber, Sean P. Roddy, Bindu Kalesan, Scott R. Levin, Nicholas H. Osborne, Jayakanth Srinivasan	20
6	Health care demand elasticities by type of service 2017 ·Journal of Health Economics ·Randall P. Ellis, Bruno Martins, Wenjia Zhu	58
7	Measuring efficiency of health plan payment systems in managed competition health insurance markets 2017 ·Journal of Health Economics ·Timothy Layton, Randall P. Ellis, Thomas G. McGuire, (unknown)	31
8	Optimal health insurance for multiple goods and time periods 2015 ·Journal of Health Economics ·Randall P. Ellis, (unknown), Willard G. Manning	11
9	Mispricing in the Medicare Advantage Risk Adjustment Model 2015 ·INQUIRY The Journal of Health Care Organization Provision and Financing ·Jing Chen, Randall P. Ellis, (unknown), Arlene S. Ash	11
10	Bending the Cost Curve? Results From a Comprehensive Primary Care Payment Pilot 2013 ·Medical Care ·(unknown), Arlene S. Ash, Randall P. Ellis	11
11	Health Care Spending and Quality in Year 1 of the Alternative Quality Contract 2011 ·New England Journal of Medicine ·Zirui Song, Dana Gelb Safran, Bruce E. Landon, Yulei He, Randall P. Ellis, Robert E. Mechanic, (unknown), Michael E. Chernew	150
12	Does Service-Level Spending Show Evidence of Selection Across Health Plan Types? 2007 ·SSRN Electronic Journal ·(unknown), Randall P. Ellis, Tzu‐Chun Kuo	3
13	Risk adjustment policy options for casemix funding: international lessons in financing reform 2007 ·The European Journal of Health Economics ·(unknown), Randall P. Ellis, (unknown), (unknown), (unknown)	14
14	Predictability and predictiveness in health care spending 2006 ·Journal of Health Economics ·Randall P. Ellis, Thomas G. McGuire	57
15	How profitable is risk selection? A comparison of four risk adjustment models 2002 ·Health Economics ·Yujing Shen, Randall P. Ellis	44
16	Formal Risk Adjustment by Private Employers 2001 ·INQUIRY The Journal of Health Care Organization Provision and Financing ·Randall P. Ellis	7
17	A DECISION MODEL AND COST-EFFECTIVENESS ANALYSIS OF COLORECTAL CANCER SCREENING AND SURVEILLANCE GUIDELINES FOR AVERAGE-RISK ADULTS 2000 ·International Journal of Technology Assessment in Health Care ·Rezaul Karim Khandker, (unknown), J Kilpatrick, Randall P. Ellis, Janet B. Mitchell, William B. Baine	101
18	Refinements to the Diagnostic Cost Group (DCG) model. 1996 ·PubMed ·Randall P. Ellis, Arlene S. Ash	99
19	Inpatient and outpatient health care demand in Cairo, Egypt 1994 ·Health Economics ·Randall P. Ellis, D. Keith McInnes, (unknown)	33
20	Optimal payment systems for health services 1990 ·Journal of Health Economics ·Randall P. Ellis, Thomas G. McGuire	205

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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