World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
104
Citations
48859
World Ranking
6958
National Ranking
3662

Nicholas J. Shaheen 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 Nicholas J. Shaheen 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: 610 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: 809 publications — 88th percentile

88% of scientists in this discipline score the same or lower.

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

Nicholas J. Shaheen 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 Nicholas J. Shaheen 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: 399 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: 104 D-Index — 66th percentile

66% of scientists in this discipline score the same or lower.

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

Overview

Nicholas J. Shaheen is affiliated with the University of North Carolina at Chapel Hill in the United States. Their research is primarily situated within the field of Medicine, with a strong emphasis on subfields including Surgery, Pulmonary and Respiratory Medicine, Gastroenterology, Oncology, and Molecular Biology. The scientist's publication record indicates a substantial focus on gastroenterological and oncological research topics.

The main topics covered in their work include:

  • Esophageal Cancer Research and Treatment
  • Esophageal and GI Pathology
  • Gastric Cancer Management and Outcomes
  • Eosinophilic Esophagitis
  • Gastrointestinal Tumor Research and Treatment
  • Gastroesophageal reflux and treatments
  • Helicobacter pylori-related gastroenterology studies

Shaheen has contributed to a variety of peer-reviewed publications. Notable recent papers include:

  • Burden and Cost of Gastrointestinal, Liver, and Pancreatic Diseases in the United States: Update 2021 (2021, Gastroenterology)
  • Diagnosis and Management of Barrett's Esophagus: An Updated ACG Guideline (2022, The American Journal of Gastroenterology)
  • Quality indicators for colonoscopy (2024, Gastrointestinal Endoscopy)
  • A comprehensive re-assessment of the association between vitamin D and cancer susceptibility using Mendelian randomization (2021, Nature Communications)
  • Multifocal Cryoballoon Ablation for Eradication of Barrett's Esophagus-Related Neoplasia: A Prospective Multicenter Clinical Trial (2020, The American Journal of Gastroenterology)

Frequent coauthors collaborating with Shaheen include:

  • Evan S. Dellon
  • Prasad G. Iyer
  • Cary C. Cotton
  • Amitabh Chak
  • Swathi Eluri

The scientist's work is regularly published in venues such as:

  • UNC Libraries
  • Gastrointestinal Endoscopy
  • Gastroenterology
  • The American Journal of Gastroenterology
  • Clinical Gastroenterology and Hepatology

Best Publications

  • Eosinophilic esophagitis: Updated consensus recommendations for children and adults

    Chris A. Liacouras;Glenn T. Furuta;Ikuo Hirano;Dan Atkins

  • Burden of Gastrointestinal Disease in the United States: 2012 Update

    Anne F Peery;Evan S Dellon;Jennifer Leigh Lund;Seth David Crockett

  • Radiofrequency Ablation in Barrett's Esophagus with Dysplasia

    Nicholas J Shaheen;Prateek Sharma;Bergein F. Overholt;Herbert C. Wolfsen

  • ACG Clinical Guideline: Diagnosis and Management of Barrett's Esophagus

    Nicholas J Shaheen;Gary W Falk;Prasad G Iyer;Lauren B Gerson

  • Quality indicators for colonoscopy.

    Douglas K. Rex;Philip S. Schoenfeld;Jonathan Cohen;Irving M. Pike

  • Burden and Cost of Gastrointestinal, Liver, and Pancreatic Diseases in the United States: Update 2018.

    Anne F Peery;Seth David Crockett;Caitlin C. Murphy;Jennifer Leigh Lund

  • Is there publication bias in the reporting of cancer risk in Barrett's esophagus?

    Nicholas J. Shaheen;Melissa A. Crosby;Eugene M. Bozymski;Robert S. Sandler

  • American Gastroenterological Association medical position statement on the management of Barrett's esophagus.

    Stuart J Spechler;Prateek Sharma;Rhonda F Souza

  • Burden of Gastrointestinal, Liver, and Pancreatic Diseases in the United States

    Anne F. Peery;Seth D. Crockett;Alfred S. Barritt;Evan S. Dellon

  • American Gastroenterological Association technical review on the management of Barrett's esophagus.

    Stuart J. Spechler;Prateek Sharma;Rhonda F. Souza;John M. Inadomi

  • American Gastroenterological Association Medical Position Statement on the Management of Gastroesophageal Reflux Disease

    Peter J. Kahrilas;Nicholas J. Shaheen;Michael F. Vaezi

  • The burden of gastrointestinal and liver diseases, 2006.

    Nicholas J Shaheen;Richard A Hansen;Douglas R Morgan;Lisa M Gangarosa

  • A critical review of the diagnosis and management of Barrett’s esophagus: the AGA Chicago Workshop

    Prateek Sharma;Kenneth McQuaid;John Dent;M. Brian Fennerty

  • Gastroesophageal reflux, Barrett esophagus, and esophageal cancer. Scientific review

    Nicholas Shaheen;David F. Ransohoff

  • A phenotypic analysis shows that eosinophilic esophagitis is a progressive fibrostenotic disease

    Evan S. Dellon;Hannah P. Kim;Sarah L.W. Sperry;David A. Rybnicek

  • American Gastroenterological Association Institute technical review on the management of gastroesophageal reflux disease.

    Peter J. Kahrilas;Nicholas J. Shaheen;Michael F. Vaezi

  • Burden and Cost of Gastrointestinal, Liver, and Pancreatic Diseases in the United States: Update 2021.

    Anne F. Peery;Seth D. Crockett;Caitlin C. Murphy;Elizabeth T. Jensen

  • Digestive and liver diseases statistics, 2004

    Mark W. Russo;Jeffrey T. Wei;Michelle T. Thiny;Lisa M. Gangarosa

  • Prevalence of eosinophilic esophagitis in the United States.

    Evan S. Dellon;Elizabeth T. Jensen;Christopher F. Martin;Nicholas J. Shaheen

  • Consensus Statements for Management of Barrett's Dysplasia and Early-Stage Esophageal Adenocarcinoma, Based on a Delphi Process

    Cathy Bennett;Nimish Vakil;Jacques Bergman;Rebecca Harrison

Frequent Co-Authors

Evan S. Dellon
Evan S. Dellon University of North Carolina at Chapel Hill
Amitabh Chak
Amitabh Chak Case Western Reserve University
Douglas A. Corley
Douglas A. Corley Kaiser Permanente
Thomas L. Vaughan
Thomas L. Vaughan University of Washington
Marcia I. Canto
Marcia I. Canto Johns Hopkins University
Gary W. Falk
Gary W. Falk University of Pennsylvania
Robert S. Sandler
Robert S. Sandler University of North Carolina at Chapel Hill
David C. Whiteman
David C. Whiteman QIMR Berghofer Medical Research Institute
Kenneth K. Wang
Kenneth K. Wang Mayo Clinic
Prateek Sharma
Prateek Sharma University of Kansas

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