World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
96
Citations
31422
World Ranking
9741
National Ranking
5011

Ninh T. Nguyen publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Ninh T. Nguyen sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 611 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 433 publications — 46th percentile

46% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

Ninh T. Nguyen D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Ninh T. Nguyen sits on this spectrum.

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 400 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 96 D-Index — 53rd percentile

53% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Overview

Ninh T. Nguyen is affiliated with the University of California, Irvine in the United States. Their research contributions primarily lie within the field of Medicine, with a focus on Surgery, Pulmonary and Respiratory Medicine, and Gastroenterology. The subfields also include Oncology and Physiology, reflecting a diverse engagement with medical sciences.

Their research topics cover several key areas, including:

  • Esophageal and GI Pathology
  • Gastroesophageal reflux and treatments
  • Bariatric Surgery and Outcomes
  • Esophageal Cancer Research and Treatment
  • Gastric Cancer Management and Outcomes
  • COVID-19 and healthcare impacts
  • COVID-19 Clinical Research Studies

Nguyen has published extensively, with a number of recent papers addressing both surgical and clinical aspects of medicine. Notable recent publications include:

  • "Male gender is a predictor of higher mortality in hospitalized adults with COVID-19" (2021, PLoS ONE)
  • "Characteristics and Outcomes of Women With COVID-19 Giving Birth at US Academic Centers During the COVID-19 Pandemic" (2021, JAMA Network Open)
  • "Outcomes and Mortality Among Adults Hospitalized With COVID-19 at US Medical Centers" (2021, JAMA Network Open)
  • "The American Foregut Society White Paper on the Endoscopic Classification of Esophagogastric Junction Integrity" (2022, Foregut The Journal of the American Foregut Society)
  • "Novel Interdisciplinary Approach to GERD: Concomitant Laparoscopic Hiatal Hernia Repair with Transoral Incisionless Fundoplication" (2020, Journal of the American College of Surgeons)

Collaboration is a significant aspect of Nguyen's work, with frequent co-authors being Kenneth J. Chang, Jeffry Nahmias, Brian R. Smith, Marcia I. Canto, and Areg Grigorian. This network suggests interdisciplinary teamwork spanning surgical and gastroenterological research.

Nguyen's scholarly output is commonly found in several scientific venues, including:

  • The American Surgeon
  • Journal of the American College of Surgeons
  • Surgical Endoscopy
  • Gastroenterology
  • Foregut The Journal of the American Foregut Society

In addition to peer-reviewed articles, Nguyen has contributed to book literature, with a publication titled "Environmental Sustainability in Emerging Markets" released by Springer Nature in 2022.

Best Publications

  • Meta-analysis: surgical treatment of obesity.

    Melinda A. Maggard;Lisa R. Shugarman;Marika Suttorp;Margaret Maglione

  • Laparoscopic Versus Open Gastric Bypass: A Randomized Study of Outcomes, Quality of Life, and Costs

    Ninh T. Nguyen;Charles Goldman;C. John Rosenquist;Andres Arango

  • Complications After Laparoscopic Gastric Bypass: A Review of 3464 Cases

    Yale D. Podnos;Juan C. Jimenez;Samuel E. Wilson;C. Melinda Stevens

  • First Report from the American College of Surgeons -- Bariatric Surgery Center Network: Laparoscopic Sleeve Gastrectomy has Morbidity and Effectiveness Positioned Between the Band and the Bypass

    Matthew M. Hutter;Bruce D. Schirmer;Daniel B. Jones;Clifford Y. Ko

  • Association of Hypertension, Diabetes, Dyslipidemia, and Metabolic Syndrome with Obesity: Findings from the National Health and Nutrition Examination Survey, 1999 to 2004

    Ninh T. Nguyen;Cheryl P. Magno;Karen T. Lane;Marcelo W. Hinojosa

  • The Relationship Between Hospital Volume and Outcome in Bariatric Surgery at Academic Medical Centers

    Ninh T. Nguyen;Mahbod Paya;C Melinda Stevens;Shahrzad Mavandadi

  • Relationship Between Obesity and Diabetes in a US Adult Population: Findings from the National Health and Nutrition Examination Survey, 1999–2006

    Ninh T. Nguyen;Xuan-Mai T. Nguyen;John Lane;Ping Wang

  • Bariatric surgery for obesity and metabolic disorders: state of the art

    Ninh T. Nguyen;J. Esteban Varela

  • Systematic review on reoperative bariatric surgery: American Society for Metabolic and Bariatric Surgery Revision Task Force.

    Stacy A. Brethauer;Shanu Kothari;Ranjan Sudan;Brandon Williams

  • Trends in use of bariatric surgery, 2003-2008.

    Ninh T. Nguyen;Hossein Masoomi;Cheryl P. Magno;Xuan-Mai T. Nguyen

  • The Physiologic Effects of Pneumoperitoneum in the Morbidly Obese

    Ninh T. Nguyen;Bruce M. Wolfe

  • Comparison of pulmonary function and postoperative pain after laparoscopic versus open gastric bypass: a randomized trial

    Ninh T Nguyen;Steven L Lee;Charles Goldman;Neal Fleming

  • Minimally invasive esophagectomy

    James D Luketich;Philip R Schauer;Neil A Christie;Tracey L Weigel

  • A Prospective Randomized Trial of Laparoscopic Gastric Bypass Versus Laparoscopic Adjustable Gastric Banding for the Treatment of Morbid Obesity: Outcomes, Quality of Life, and Costs

    Ninh T. Nguyen;Johnathan A. Slone;Xuan-Mai T. Nguyen;Jaimee S. Hartman

  • Three-year follow-up of a prospective randomized trial comparing laparoscopic versus open gastric bypass.

    Nancy Puzziferri;Iselin T. Austrheim-Smith;Bruce M. Wolfe;Samuel E. Wilson

  • Accelerated growth of bariatric surgery with the introduction of minimally invasive surgery.

    Ninh T. Nguyen;Jeffrey Root;Kambiz Zainabadi;Allen Sabio

  • Changes in the Makeup of Bariatric Surgery: A National Increase in Use of Laparoscopic Sleeve Gastrectomy

    Ninh T. Nguyen;Brian Nguyen;Alana Gebhart;Samuel Hohmann

  • Comparison of minimally invasive esophagectomy with transthoracic and transhiatal esophagectomy.

    Ninh T. Nguyen;David M. Follette;Bruce M. Wolfe;Philip D. Schneider

  • Early gastrointestinal hemorrhage after laparoscopic gastric bypass

    Ninh T Nguyen;Ryan Rivers;Bruce M Wolfe

  • A comparison study of laparoscopic versus open gastric bypass for morbid obesity.

    Ninh T Nguyen;Hung S Ho;Levi S Palmer;Bruce M Wolfe

Frequent Co-Authors

Samuel E. Wilson
Samuel E. Wilson University of California, Irvine
James D. Luketich
James D. Luketich University of Pittsburgh
Robert J. Keenan
Robert J. Keenan University of Chicago
Kamyar Kalantar-Zadeh
Kamyar Kalantar-Zadeh University of California, Irvine
Daniel B. Jones
Daniel B. Jones Beth Israel Deaconess Medical Center
David B. Hoyt
David B. Hoyt American College of Surgeons
Charles R. Goldman
Charles R. Goldman University of California, Davis
Harold E. Bays
Harold E. Bays Louisville Metabolic and Atherosclerosis Research Center
Terry A. Jacobson
Terry A. Jacobson Emory University
Paul J. Catalano
Paul J. Catalano Harvard University

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