James D. Lewis

55.9k total citations · 19 hit papers
518 papers, 33.2k citations indexed

About

James D. Lewis is a scholar working on Genetics, Epidemiology and Surgery. According to data from OpenAlex, James D. Lewis has authored 518 papers receiving a total of 33.2k indexed citations (citations by other indexed papers that have themselves been cited), including 196 papers in Genetics, 192 papers in Epidemiology and 130 papers in Surgery. Recurrent topics in James D. Lewis's work include Inflammatory Bowel Disease (189 papers), Microscopic Colitis (136 papers) and Gut microbiota and health (33 papers). James D. Lewis is often cited by papers focused on Inflammatory Bowel Disease (189 papers), Microscopic Colitis (136 papers) and Gut microbiota and health (33 papers). James D. Lewis collaborates with scholars based in United States, Canada and United Kingdom. James D. Lewis's co-authors include Gary D. Wu, Frederic D. Bushman, Hongzhe Li, Kyle Bittinger, Lisa Nessel, Gary R. Lichtenstein, Christian Hoffmann, Meenakshi Bewtra, Yu‐Xiao Yang and Colleen Brensinger and has published in prestigious journals such as Science, Proceedings of the National Academy of Sciences and The Lancet.

In The Last Decade

James D. Lewis

491 papers receiving 32.4k citations

Hit Papers

5 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.

Linking Long-Term Dietary Patterns with Gut Microbial Enterotypes

2011 4.7k citations Gary D. Wu, Kyle Bittinger et al. profile →
Long-term Proton Pump Inhibitor Therapy and Risk of Hip Fracture

2006 914 citations James D. Lewis et al. profile →
The association between hepatitis C infection and survival after orthotopic liver transplantation

2002 795 citations James D. Lewis, Harold I. Feldman et al. profile →
Associating microbiome composition with environmental covariates using generalized UniFrac distances

2012 732 citations Kyle Bittinger, James D. Lewis et al. profile →
Use of the noninvasive components of the mayo score to assess clinical response in Ulcerative Colitis

2008 678 citations James D. Lewis et al. Inflammatory Bowel Diseases profile →
The human gut virome: Inter-individual variation and dynamic response to diet

2011 674 citations Gary D. Wu, James D. Lewis et al. profile →
Correlation Between Intraluminal Oxygen Gradient and Radial Partitioning of Intestinal Microbiota

2014 642 citations Lindsey Albenberg, Kyle Bittinger et al. profile →
Inflammation, Antibiotics, and Diet as Environmental Stressors of the Gut Microbiome in Pediatric Crohn’s Disease

2015 612 citations James D. Lewis, Kyle Bittinger et al. profile →
Archaea and Fungi of the Human Gut Microbiome: Correlations with Diet and Bacterial Residents

2013 596 citations Gary D. Wu, James D. Lewis et al. profile →
Validation studies of the health improvement network (THIN) database for pharmacoepidemiology research

2006 523 citations James D. Lewis, Brian L. Strom et al. profile →
Risk of Bladder Cancer Among Diabetic Patients Treated With Pioglitazone

2011 484 citations James D. Lewis et al. Diabetes Care profile →
Corticosteroids, But Not TNF Antagonists, Are Associated With Adverse COVID-19 Outcomes in Patients With Inflammatory Bowel Diseases: Results From an International Registry

2020 454 citations Erica J. Brenner, Ryan C. Ungaro et al. profile →
Rapid evolution of the human gut virome

2013 429 citations Gary D. Wu, James D. Lewis et al. profile →
Comparative metabolomics in vegans and omnivores reveal constraints on diet-dependent gut microbiota metabolite production

2014 381 citations Gary D. Wu, Charlene Compher et al. Gut profile →
Power and sample-size estimation for microbiome studies using pairwise distances and PERMANOVA

2015 308 citations Kyle Bittinger, James D. Lewis et al. profile →
Diet as a Trigger or Therapy for Inflammatory Bowel Diseases

2016 289 citations James D. Lewis et al. profile →
Role of dietary fiber in the recovery of the human gut microbiome and its metabolome

2021 201 citations Ceylan Tanes, Kyle Bittinger et al. profile →
Incidence, Prevalence, and Racial and Ethnic Distribution of Inflammatory Bowel Disease in the United States

2023 152 citations James D. Lewis, Lauren E. Parlett et al. profile →
AGA Clinical Practice Update on Diet and Nutritional Therapies in Patients With Inflammatory Bowel Disease: Expert Review

2024 122 citations James D. Lewis et al. profile →

Peers

Countries citing papers authored by James D. Lewis

Since Specialization

Citations

This map shows the geographic impact of James D. Lewis'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 James D. Lewis with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites James D. Lewis more than expected).

Fields of papers citing papers by James D. Lewis

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by James D. Lewis. 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 James D. Lewis. The network helps show where James D. Lewis may publish in the future.

Co-authorship network of co-authors of James D. Lewis

This figure shows the co-authorship network connecting the top 25 collaborators of James D. Lewis. A scholar is included among the top collaborators of James D. Lewis 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 James D. Lewis. James D. Lewis 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	Distinguishing diet- and microbe-derived metabolites in the human gut 2025 ·Microbiome ·Ceylan Tanes, Weiming Hu, Elliot S. Friedman, Aaron L. Hecht, Scott G. Daniel, Clary B. Clish, James D. Lewis, Gary D. Wu, Kyle Bittinger	0
2	Association of Race and Ethnicity With Healthcare Utilization for Inflammatory Bowel Disease in the United States: A Retrospective Cohort Study 2025 ·The American Journal of Gastroenterology ·(unknown), Colleen Brensinger, Virginia Pate, Shazia Mehmood Siddique, Lauren E. Parlett, Andres Hurtado‐Lorenzo, Michael D. Kappelman, James D. Lewis	0
3	A Longitudinal Post-authorization Safety Study of Golimumab in Treatment of Ulcerative Colitis: A Cohort Study in Denmark and Sweden, 2013–2021 2025 ·Drug Safety ·Annette Kjær Ersbøll, Zhiping Huang, Deanna Hill, (unknown), Vibeke Andersen, Kristian Bolin, (unknown), (unknown), (unknown), Erik Hertervig, Lila Kallio, (unknown), (unknown), Alexis A. Krumme, James D. Lewis, (unknown), Niels Qvist, Lau Caspar Thygesen, (unknown), Anders Green	1
4	Visceral Adiposity Independently Predicts Time to Flare in Inflammatory Bowel Disease but Body Mass Index Does Not 2023 ·Inflammatory Bowel Diseases ·Priya Sehgal, (unknown), John R. Zech, Yael R. Nobel, Lyndon Luk, (unknown), Bo Shen, James D. Lewis, Daniel E. Freedberg	23
5	Human Intestinal Microbiome Determines Individualized Inflammatory Response to Dietary Emulsifier Carboxymethylcellulose Consumption 2023 ·Cellular and Molecular Gastroenterology and Hepatology ·Noëmie Daniel, Gary D. Wu, William A. Walters, Charlene Compher, Josephine Ni, Clara Delaroque, Lindsey Albenberg, Ruth E. Ley, Andrew D. Patterson, James D. Lewis, Andrew T. Gewirtz, Benoît Chassaing	10
6	Utilization of Treat-to-Target Monitoring Colonoscopy After Treatment Initiation in the US-Based Study of a Prospective Adult Research Cohort With Inflammatory Bowel Disease 2023 ·The American Journal of Gastroenterology ·Jeff Y. Yang, Jennifer L. Lund, Michele Jönsson Funk, Michael G. Hudgens, James D. Lewis, Michael D. Kappelman	7
7	The Multiple Waves of COVID-19 in Patients With Inflammatory Bowel Disease: A Temporal Trend Analysis 2022 ·Inflammatory Bowel Diseases ·Gilaad G. Kaplan, Fox E. Underwood, Stephanie Coward, Manasi Agrawal, Ryan C. Ungaro, Erica J. Brenner, (unknown), Michele Kissous-Hunt, James D. Lewis, Siew C. Ng, Jean‐François Rahier, Walter Reinisch, Flávio Steinwurz, Xian Zhang, Michael D. Kappelman, Jean‐Frédéric Colombel	3
8	Comparative Safety of Sodium–Glucose Cotransporter 2 Inhibitors Versus Dipeptidyl Peptidase 4 Inhibitors and Sulfonylureas on the Risk of Diabetic Ketoacidosis 2022 ·Diabetes Care ·Ghadeer K. Dawwas, James Flory, Sean Hennessy, Charles E. Leonard, James D. Lewis	14
9	Diet standardization reduces intra-individual microbiome variation 2022 ·Gut Microbes ·Clara Delaroque, Gary D. Wu, Charlene Compher, Josephine Ni, Lindsey Albenberg, Qing Liu, Yuan Tian, Andrew D. Patterson, James D. Lewis, Andrew T. Gewirtz, Benoît Chassaing	8
10	High Degree of Practice Variability in Colonic Dysplasia Surveillance for Patients With Inflammatory Bowel Disease 2022 ·Inflammatory Bowel Diseases ·James D. Lewis, Raymond K. Cross, Millie D. Long, Siddharth Singh, Hans Herfarth, Alexandra Weiss, Anna M. Buchner	2
11	Risk factors for SARS-CoV-2 infection and course of COVID-19 disease in patients with IBD in the Veterans Affair Healthcare System 2021 ·Gut ·Nabeel Khan, Nadim Mahmud, Chinmay Trivedi, Walter Reinisch, James D. Lewis	35
12	Effect of IBD medications on COVID-19 outcomes: results from an international registry 2020 ·Gut ·Ryan C. Ungaro, Erica J. Brenner, Richard B. Gearry, Gilaad G. Kaplan, Michele Kissous-Hunt, James D. Lewis, Siew C. Ng, Jean‐François Rahier, Walter Reinisch, Flávio Steinwurz, Fox E. Underwood, Xian Zhang, Jean‐Frédéric Colombel, Michael D. Kappelman	178
13	Investigator-Initiated IBD Trials in the United States 2016 ·Inflammatory Bowel Diseases ·Hans Herfarth, Susan Jackson, (unknown), Christopher Martin, Anastasia Ivanova, Kristen Anton, Robert S. Sandler, Millie D. Long, Kim L. Isaacs, Mark T. Osterman, Bruce E. Sands, Peter Higgins, James D. Lewis	17
14	DOP042. Clinical response and remission with vedolizumab across a range of baseline fecal calprotectin levels in ulcerative colitis: Results from GEMINI 1 2015 ·Journal of Crohn s and Colitis ·Walter Reinisch, James D. Lewis, Themistocles Dassopoulos, Philip Ginsburg, B E Sands, Brian G. Feagan, Silvio Danese, Arne Røseth, Maria Rosario, Huyuan Yang, A. Parikh, Brian Bressler, Timothy Wyant	2
15	Oral Azole Antifungal Medications and Risk of Acute Liver Injury, Overall and by Chronic Liver Disease Status 2015 ·The American Journal of Medicine ·Vincent Lo Re, Dena M. Carbonari, James D. Lewis, Kimberly A. Forde, David S. Goldberg, K. Rajender Reddy, Kevin Haynes, Jason Roy, Daohang Sha, Amy R. Marks, Jennifer L. Schneider, Brian L. Strom, Douglas A. Corley	60
16	ACA-mandated elimination of cost sharing for preventive screening has had limited early impact. 2015 ·PubMed ·Shivan J. Mehta, Daniel Polsky, Jingsan Zhu, James D. Lewis, Jonathan Kolstad, George Loewenstein, Kevin G. Volpp	43
17	Investigation of the association between oral sodium phosphate use and kidney injury 2008 ·Clinical Kidney Journal ·Steven M. Brunelli, James D. Lewis, Katherine E. Lynch, Marshall M. Joffe, Meera Gupta, (unknown), (unknown), Harold I. Feldman	2
18	Passive Smoking and Inflammatory Bowel Disease: A Meta-Analysis 2008 ·The American Journal of Gastroenterology ·(unknown), Mark T. Osterman, Meenakshi Bewtra, James D. Lewis	66
19	Proceedings of the BIRS workshop on Calabi-Yau varieties and mirror symmetry, December 6-11, 2003, Banff International Research Station for Mathematics Innovation & Discovery 2006 ·(unknown), Shing Tung Yau, James D. Lewis	0
20	Colorectal cancer screening with sigmoidoscopy: primary care issues. 1999 ·PubMed ·James D. Lewis, David A. Asch	1

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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