World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Medicine 98 8722 8189 4497 4157 592 69255

Siddharth Singh publications per year

The chart shows the history of publications by Siddharth Singh between 1982 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Siddharth Singh published across 45 years, from 1982 to 2026, averaging 19.3 papers a year. Output peaked at 92 publications in 2021. 58 of the 867 publications appeared in the last two years.

No. of publications
20 40 60 80
Bar chart. Horizontal axis: year, 1982 to 2026. Vertical axis: number of publications, 0 to 92. Peak 92 publications in 2021. 1982: 1 publication 1983: 0 publications 1984: 1 publication 1985: 0 publications 1986: 1 publication 1987: 0 publications 1988: 0 publications 1989: 1 publication 1990: 0 publications 1991: 0 publications 1992: 0 publications 1993: 0 publications 1994: 0 publications 1995: 0 publications 1996: 0 publications 1997: 0 publications 1998: 0 publications 1999: 0 publications 2000: 0 publications 2001: 0 publications 2002: 0 publications 2003: 0 publications 2004: 0 publications 2005: 2 publications 2006: 0 publications 2007: 2 publications 2008: 5 publications 2009: 2 publications 2010: 8 publications 2011: 4 publications 2012: 12 publications 2013: 43 publications 2014: 36 publications 2015: 49 publications 2016: 51 publications 2017: 66 publications 2018: 69 publications 2019: 68 publications 2020: 84 publications 2021: 92 publications 2022: 64 publications 2023: 89 publications 2024: 59 publications 2025: 57 publications 2026: 1 publication
1982 2026

867 publications in total across all disciplines

View publications per year as a table
Siddharth Singh: publications per year, 1982 to 2026
Year Publications
1982 1
1983 0
1984 1
1985 0
1986 1
1987 0
1988 0
1989 1
1990 0
1991 0
1992 0
1993 0
1994 0
1995 0
1996 0
1997 0
1998 0
1999 0
2000 0
2001 0
2002 0
2003 0
2004 0
2005 2
2006 0
2007 2
2008 5
2009 2
2010 8
2011 4
2012 12
2013 43
2014 36
2015 49
2016 51
2017 66
2018 69
2019 68
2020 84
2021 92
2022 64
2023 89
2024 59
2025 57
2026 1
Total 867
Download as CSV

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.

No. of scientists
200 400 600 800
Bar chart with 86 bars. Horizontal axis: publications, 101–120 to 1,796+. Vertical axis: number of scientists, 0 to 922. Most scientists, 922, have 341–360 publications. The last bar groups every scientist with 1,796 publications or more. The highlighted bar, 581–600 publications, is where this scientist sits. 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
101–120 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.

View publications distribution as a table
Number of Medicine scientists by publication count, Research.com 2026 ranking edition. Based on 20,134 ranked scientists.
Publications Scientists This scientist
101–120 5
121–140 26
141–160 73
161–180 155
181–200 230
201–220 363
221–240 487
241–260 545
261–280 722
281–300 768
301–320 834
321–340 895
341–360 922
361–380 838
381–400 861
401–420 918
421–440 806
441–460 771
461–480 751
481–500 713
501–520 617
521–540 610
541–560 537
561–580 504
581–600 509 592
601–620 396
621–640 386
641–660 371
661–680 340
681–700 336
701–720 307
721–740 259
741–760 230
761–780 228
781–800 217
801–820 204
821–840 186
841–860 177
861–880 155
881–900 139
901–920 145
921–940 116
941–960 133
961–980 91
981–1,000 96
1,001–1,020 77
1,021–1,040 70
1,041–1,060 63
1,061–1,080 77
1,081–1,100 49
1,101–1,120 54
1,121–1,140 49
1,141–1,160 51
1,161–1,180 35
1,181–1,200 39
1,201–1,220 26
1,221–1,240 37
1,241–1,260 36
1,261–1,280 27
1,281–1,300 32
1,301–1,320 28
1,321–1,340 17
1,341–1,360 30
1,361–1,380 28
1,381–1,400 17
1,401–1,420 21
1,421–1,440 15
1,441–1,460 12
1,461–1,480 12
1,481–1,500 18
1,501–1,520 14
1,521–1,540 17
1,541–1,560 15
1,561–1,580 6
1,581–1,600 2
1,601–1,620 12
1,621–1,640 11
1,641–1,660 8
1,661–1,680 5
1,681–1,700 5
1,701–1,720 10
1,721–1,740 12
1,741–1,760 14
1,761–1,780 6
1,781–1,795 5
1,796+ 100
Download as CSV

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.

No. of scientists
250 500 750 1,000
Bar chart with 75 bars. Horizontal axis: D-Index, 70–71 to 217+. Vertical axis: number of scientists, 0 to 1,027. Most scientists, 1,027, have 82–83 D-Index. The last bar groups every scientist with 217 D-Index or more. The highlighted bar, 98–99 D-Index, is where this scientist sits. 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
70–71 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.

View D-Index distribution as a table
Number of Medicine scientists by D-index, Research.com 2026 ranking edition. Based on 20,134 ranked scientists.
D-Index Scientists This scientist
70–71 226
72–73 391
74–75 574
76–77 730
78–79 891
80–81 972
82–83 1,027
84–85 1,003
86–87 960
88–89 970
90–91 922
92–93 839
94–95 808
96–97 779
98–99 668 98
100–101 611
102–103 630
104–105 513
106–107 541
108–109 445
110–111 429
112–113 399
114–115 393
116–117 318
118–119 302
120–121 287
122–123 255
124–125 256
126–127 252
128–129 230
130–131 179
132–133 168
134–135 163
136–137 159
138–139 134
140–141 134
142–143 118
144–145 109
146–147 106
148–149 74
150–151 79
152–153 80
154–155 87
156–157 57
158–159 74
160–161 69
162–163 60
164–165 53
166–167 39
168–169 42
170–171 32
172–173 39
174–175 40
176–177 28
178–179 19
180–181 23
182–183 31
184–185 18
186–187 20
188–189 22
190–191 13
192–193 21
194–195 12
196–197 12
198–199 14
200–201 15
202–203 13
204–205 10
206–207 8
208–209 4
210–211 12
212–213 11
214–215 10
216 4
217+ 98
Download as CSV

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

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Exploring a future in medicine opens doors to a wide range of healthcare careers, many of which can now be accessed through flexible online degrees. For students interested in leadership and management, a health care administration degree online equips you with essential skills for coordinating medical services in hospitals, clinics, and public health organizations.

Nursing professionals looking to advance can pursue rn to np programs. These bridge programs allow registered nurses to earn advanced practice credentials like Nurse Practitioner (NP) without traditional, on-campus commitments.

If you have a passion for nutrition and wellness, an online degree nutrition program offers a pathway to roles in dietetics, health education, or food science. Many employers in healthcare prefer or require graduates from programs with recognized accreditation.

For those set on healthcare management, consider advancing your credentials through a cahme-accredited Master of Health Administration (MHA) program—marking a gold standard for quality in the field.

Best Scientists Citing Siddharth Singh

Trending Scientists

Recently Published Articles