World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
98
Citations
69255
World Ranking
8723
National Ranking
4498

Siddharth Singh 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 Siddharth Singh 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: 592 publications — 71st percentile

71% of scientists in this discipline score the same or lower.

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

Siddharth Singh 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 Siddharth Singh 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: 98 D-Index — 57th percentile

57% of scientists in this discipline score the same or lower.

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

Overview

Siddharth Singh is affiliated with the University of California, San Diego in the United States. Their research primarily spans the fields of medicine and biochemistry, genetics, and molecular biology, with a particular focus on inflammatory bowel disease and related gastrointestinal conditions.

The scientist's scholarly work covers several specialized subfields including genetics, epidemiology, surgery, oncology, and economics and econometrics. Key research topics addressed by Siddharth Singh include inflammatory bowel disease, microscopic colitis, eosinophilic esophagitis, diverticular disease and complications, Helicobacter pylori-related gastroenterology studies, health systems, economic evaluations, quality of life, and autoimmune and inflammatory disorders.

Frequent co-authors collaborating with Siddharth Singh are:

  • William J. Sandborn
  • Parambir S. Dulai
  • Christopher Ma
  • Brigid S. Boland
  • Vipul Jairath

Common publication venues for this researcher's work include:

  • Gastroenterology
  • Clinical Gastroenterology and Hepatology
  • Inflammatory Bowel Diseases
  • The American Journal of Gastroenterology
  • Alimentary Pharmacology & Therapeutics

Notable recent papers authored or co-authored by Siddharth Singh are:

  • First- and Second-Line Pharmacotherapies for Patients With Moderate to Severely Active Ulcerative Colitis, 2020, Clinical Gastroenterology and Hepatology
  • Comparative efficacy and safety of biologic therapies for moderate-to-severe Crohn's disease: a systematic review and network meta-analysis, 2021, The Lancet. Gastroenterology & Hepatology

Additional significant publications featuring Siddharth Singh or frequent co-authors include:

  • AGA Clinical Practice Guidelines on the Management of Moderate to Severe Ulcerative Colitis, 2020, Gastroenterology
  • AGA Clinical Practice Guidelines on the Medical Management of Moderate to Severe Luminal and Perianal Fistulizing Crohn's Disease, 2021, Gastroenterology
  • Contemporary Risk of Surgery in Patients With Ulcerative Colitis and Crohn's Disease: A Meta-Analysis of Population-Based Cohorts, 2020, Clinical Gastroenterology and Hepatology

Best Publications

  • Association of Pharmacological Treatments for Obesity With Weight Loss and Adverse Events: A Systematic Review and Meta-analysis

    Rohan Khera;Mohammad Hassan Murad;Apoorva K. Chandar;Parambir S. Dulai

  • Fibrosis Progression in Nonalcoholic Fatty Liver vs Nonalcoholic Steatohepatitis: A Systematic Review and Meta-analysis of Paired-Biopsy Studies

    Siddharth Singh;Alina M. Allen;Zhen Wang;Larry J. Prokop

  • Increased risk of mortality by fibrosis stage in nonalcoholic fatty liver disease: Systematic review and meta-analysis.

    Parambir S. Dulai;Siddharth Singh;Janki Patel;Meera Soni

  • American Gastroenterological Association Institute Guideline on Initial Management of Acute Pancreatitis.

    Seth D. Crockett;Sachin Wani;Timothy B. Gardner;Yngve Falck-Ytter;Yngve Falck-Ytter

  • YouTube for Information on Rheumatoid Arthritis -- A Wakeup Call?

    Abha G. Singh;Siddharth Singh;Preet Paul Singh

  • Antiviral therapy for chronic hepatitis B viral infection in adults: A systematic review and meta‐analysis

    Anna S.F. Lok;Brian J. McMahon;Robert S. Brown;John B. Wong

  • Diagnostic Performance of Magnetic Resonance Elastography in Staging Liver Fibrosis: A Systematic Review and Meta-analysis of Individual Participant Data

    Siddharth Singh;Sudhakar K. Venkatesh;Zhen Wang;Frank H. Miller

  • American Gastroenterological Association Institute Guideline on Therapeutic Drug Monitoring in Inflammatory Bowel Disease

    Joseph D. Feuerstein;Geoffrey C. Nguyen;Sonia S. Kupfer;Yngve Falck-Ytter

  • AGA Clinical Practice Guidelines on the Management of Moderate to Severe Ulcerative Colitis.

    Joseph D. Feuerstein;Kim L. Isaacs;Yecheskel Schneider;Shazia Mehmood Siddique

  • Statins Are Associated With a Reduced Risk of Hepatocellular Cancer: A Systematic Review and Meta-analysis

    Siddharth Singh;Preet Paul Singh;Abha Goyal Singh;Mohammad Hassan Murad

  • Prevalence, Risk Factors, and Outcomes of Irritable Bowel Syndrome After Infectious Enteritis: A Systematic Review and Meta-analysis

    Fabiane Klem;Fabiane Klem;Akhilesh Wadhwa;Larry J. Prokop;Wendy J. Sundt

  • Central adiposity is associated with increased risk of esophageal inflammation, metaplasia, and adenocarcinoma: a systematic review and meta-analysis.

    Siddharth Singh;Anamay N. Sharma;Mohammad Hassan Murad;Navtej S. Buttar

  • Natural History of Adult Ulcerative Colitis in Population-based Cohorts: A Systematic Review

    Mathurin Fumery;Siddharth Singh;Parambir S. Dulai;Corinne Gower-Rousseau

  • Liver stiffness is associated with risk of decompensation, liver cancer, and death in patients with chronic liver diseases: A systematic review and meta-analysis

    Siddharth Singh;Larissa L. Fujii;Mohammad Hassan Murad;Zhen Wang

  • Obesity in IBD: epidemiology, pathogenesis, disease course and treatment outcomes

    Siddharth Singh;Parambir S. Dulai;Amir Zarrinpar;Sonia Ramamoorthy

  • Anti-Diabetic Medications and the Risk of Hepatocellular Cancer: A Systematic Review and Meta-Analysis

    Siddharth Singh;Preet Paul Singh;Abha Goyal Singh;Mohammad Hassan Murad

  • Magnetic Resonance vs Transient Elastography Analysis of Patients With Nonalcoholic Fatty Liver Disease: A Systematic Review and Pooled Analysis of Individual Participants.

    Cynthia Hsu;Cyrielle Caussy;Cyrielle Caussy;Kento Imajo;Jun Chen

  • Acid-suppressive medications and risk of oesophageal adenocarcinoma in patients with Barrett's oesophagus: a systematic review and meta-analysis

    Siddharth Singh;Sushil Kumar Garg;Preet Paul Singh;Prasad G Iyer

  • The Real-World Effectiveness and Safety of Vedolizumab for Moderate–Severe Crohn’s Disease: Results From the US VICTORY Consortium

    Parambir S. Dulai;Siddharth Singh;Xiaoqian Jiang;Farhad Peerani

  • Risk of cerebrovascular accidents and ischemic heart disease in patients with inflammatory bowel disease: a systematic review and meta-analysis

    Siddharth Singh;Harkirat Singh;Edward V. Loftus;Darrell S. Pardi

Frequent Co-Authors

William J. Sandborn
William J. Sandborn University of California, San Diego
Edward V. Loftus
Edward V. Loftus Mayo Clinic
Brian G. Feagan
Brian G. Feagan University of Western Ontario
Bruce E. Sands
Bruce E. Sands Icahn School of Medicine at Mount Sinai
Jean-Frederic Colombel
Jean-Frederic Colombel Icahn School of Medicine at Mount Sinai
Bo Shen
Bo Shen Columbia University
Rohit Loomba
Rohit Loomba University of California, San Diego
Lucila Ohno-Machado
Lucila Ohno-Machado University of California, San Diego
Yngve Falck-Ytter
Yngve Falck-Ytter Case Western Reserve University

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