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Tariq Ahmad

D-Index & Metrics

Medicine

D-Index
93
Citations
65357
World Ranking
10644
National Ranking
5474

Tariq Ahmad 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 Tariq Ahmad 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: 524 publications — 62nd percentile

62% of scientists in this discipline score the same or lower.

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

Tariq Ahmad 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 Tariq Ahmad 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: 93 D-Index — 47th percentile

47% of scientists in this discipline score the same or lower.

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

Overview

Tariq Ahmad is affiliated with Yale University in the United States. Their research primarily spans the fields of Medicine, with a notable focus on Biochemistry, Genetics, and Molecular Biology. Subfields of particular interest include Genetics, Infectious Diseases, Epidemiology, Immunology, and Surgery.

The main topics covered by Tariq Ahmad's work include:

  • Inflammatory Bowel Disease
  • Microscopic Colitis
  • SARS-CoV-2 and COVID-19 Research
  • COVID-19 Clinical Research Studies
  • Immunodeficiency and Autoimmune Disorders
  • Chronic Lymphocytic Leukemia Research
  • Eosinophilic Esophagitis

Tariq Ahmad has contributed significantly to multiple scientific publications. Recent notable papers include:

  • "Infliximab is associated with attenuated immunogenicity to BNT162b2 and ChAdOx1 nCoV-19 SARS-CoV-2 vaccines in patients with IBD" (2021), published in Gut
  • "A biomarker-stratified comparison of top-down versus accelerated step-up treatment strategies for patients with newly diagnosed Crohn's disease (PROFILE): a multicentre, open-label randomised controlled trial" (2024), published in The Lancet. Gastroenterology & Hepatology
  • "Large-scale sequencing identifies multiple genes and rare variants associated with Crohn's disease susceptibility" (2022), published in Nature Genetics
  • "Anti-SARS-CoV-2 antibody responses are attenuated in patients with IBD treated with infliximab" (2021), published in Edinburgh Research Explorer (University of Edinburgh)
  • "COVID-19 vaccine-induced antibody responses in immunosuppressed patients with inflammatory bowel disease (VIP): a multicentre, prospective, case-control study" (2022), published in The Lancet. Gastroenterology & Hepatology

The frequent co-authors collaborating with Tariq Ahmad include:

  • Nicholas A. Kennedy
  • James Goodhand
  • Claire Bewshea
  • Simeng Lin
  • Neil Chanchlani

Regular publication venues for Tariq Ahmad feature:

  • Journal of Crohn's and Colitis
  • Gastroenterology
  • Poster presentations
  • Alimentary Pharmacology & Therapeutics
  • The Lancet. Gastroenterology & Hepatology

Best Publications

  • Genome-wide association study of 14,000 cases of seven common diseases and 3,000 shared controls

    Paul R. Burton;David G. Clayton;Lon R. Cardon;Nick Craddock

  • Host-microbe interactions have shaped the genetic architecture of inflammatory bowel disease

    Luke Jostins;Stephan Ripke;Rinse K Weersma;Richard H Duerr

  • Toward an Integrated Clinical, Molecular and Serological Classification of Inflammatory Bowel Disease: Report of a Working Party of the 2005 Montreal World Congress of Gastroenterology

    Mark S. Silverberg;Jack Satsangi;Tariq Ahmad;Ian D. R. Arnott

  • Genome-wide association defines more than 30 distinct susceptibility loci for Crohn's disease

    Jeffrey C. Barrett;Sarah Hansoul;Dan L. Nicolae;Judy H. Cho

  • Genome-wide meta-analysis increases to 71 the number of confirmed Crohn's disease susceptibility loci

    Andre Franke;Dermot P B McGovern;Jeffrey C. Barrett;Kai Wang

  • Meta-analysis identifies 29 additional ulcerative colitis risk loci, increasing the number of confirmed associations to 47.

    Carl A. Anderson;Gabrielle Boucher;Charlie W. Lees;Andre Franke

  • Guidelines for the management of inflammatory bowel disease in adults

    Craig Mowat;Andrew Cole;Al Windsor;Tariq Ahmad

  • Genome-wide association study implicates immune activation of multiple integrin genes in inflammatory bowel disease

    Katrina M de Lange;Loukas Moutsianas;James C Lee;Christopher A Lamb

  • Genome-wide association study identifies eight loci associated with blood pressure

    Christopher Newton-Cheh;Christopher Newton-Cheh;Toby Johnson;Toby Johnson;Vesela Gateva;Martin D. Tobin

  • Association scan of 14,500 nonsynonymous SNPs in four diseases identifies autoimmunity variants

    Paul R Burton;David G Clayton;Lon R Cardon;Nick Craddock

  • Sequence variants in the autophagy gene IRGM and multiple other replicating loci contribute to Crohn's disease susceptibility.

    Miles Parkes;Jeffrey C Barrett;Natalie J Prescott;Mark Tremelling

  • A structural variation reference for medical and population genetics

    Ryan L Collins;Ryan L Collins;Harrison Brand;Harrison Brand;Konrad J Karczewski;Konrad J Karczewski;Xuefang Zhao;Xuefang Zhao

  • Genome-wide association study of CNVs in 16,000 cases of eight common diseases and 3,000 shared controls

    Nick Craddock;Matthew E. Hurles;Niall Cardin;Richard D. Pearson

  • Inherited determinants of Crohn's disease and ulcerative colitis phenotypes: a genetic association study

    Isabelle Cleynen;Isabelle Cleynen;Gabrielle Boucher;Luke Jostins;Luke Jostins;Luke Jostins;L Philip Schumm

  • The molecular classification of the clinical manifestations of Crohn's disease.

    Tariq Ahmad;Alessandro Armuzzi;Mike Bunce;Kim Mulcahy–Hawes

  • Meta-analysis and imputation refines the association of 15q25 with smoking quantity

    Jason Z. Liu;Federica Tozzi;Dawn M. Waterworth;Sreekumar G. Pillai

  • Localization of type 1 diabetes susceptibility to the MHC class I genes HLA-B and HLA-A

    Sergey Nejentsev;Joanna M. M. Howson;Neil M. Walker;Jeffrey Szeszko

  • Physical activity attenuates the influence of FTO variants on obesity risk: A meta-analysis of 218,166 adults and 19,268 children

    Tuomas O. Kilpeläinen;Lu Qi;Soren Brage;Stephen J. Sharp

  • Genome-wide association study of ulcerative colitis identifies three new susceptibility loci, including the HNF4A region

    Jeffrey C Barrett;James C Lee;Charles W Lees;Natalie J Prescott

  • Predictors of anti-TNF treatment failure in anti-TNF-naive patients with active luminal Crohn's disease: a prospective, multicentre, cohort study

    Nicholas A Kennedy;Nicholas A Kennedy;Nicholas A Kennedy;Graham A Heap;Harry D Green;Benjamin Hamilton

Frequent Co-Authors

Derek P. Jewell
Derek P. Jewell University of Oxford
Miles Parkes
Miles Parkes University of Cambridge
G. Michael Felker
G. Michael Felker Duke University
Dermot P.B. McGovern
Dermot P.B. McGovern Cedars-Sinai Medical Center
Jack Satsangi
Jack Satsangi University of Oxford
Christopher M. O'Connor
Christopher M. O'Connor Duke University
Carl A. Anderson
Carl A. Anderson Wellcome Sanger Institute
James Lee
James Lee The Francis Crick Institute
Christopher G. Mathew
Christopher G. Mathew King's College London
Mark J. Daly
Mark J. Daly Massachusetts General Hospital

External Links

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Best Scientists Citing Tariq Ahmad

Mark J. Daly

Mark J. Daly

Massachusetts General Hospital

Publications: 206

Hakon Hakonarson

Hakon Hakonarson

Children's Hospital of Philadelphia

Publications: 194

Ramnik J. Xavier

Ramnik J. Xavier

Broad Institute

Publications: 187

Stefan Schreiber

Stefan Schreiber

Kiel University

Publications: 184

Mark I. McCarthy

Mark I. McCarthy

Genentech

Publications: 175

Severine Vermeire

Severine Vermeire

KU Leuven

Publications: 164

Andre Franke

Andre Franke

Kiel University

Publications: 162

Jack Satsangi

Jack Satsangi

University of Oxford

Publications: 154

Bruce M. Psaty

Bruce M. Psaty

University of Washington

Publications: 150

Mark S. Silverberg

Mark S. Silverberg

University of Toronto

Publications: 149

Nilesh J. Samani

Nilesh J. Samani

University of Leicester

Publications: 144

Jerome I. Rotter

Jerome I. Rotter

UCLA Medical Center

Publications: 138

André G. Uitterlinden

André G. Uitterlinden

Erasmus University Rotterdam

Publications: 138

Cisca Wijmenga

Cisca Wijmenga

University Medical Center Groningen

Publications: 137

Eric Boerwinkle

Eric Boerwinkle

The University of Texas Health Science Center at Houston

Publications: 134

Matthew A. Brown

Matthew A. Brown

Guy's and St Thomas' NHS Foundation Trust

Publications: 126

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