Citation Rankings
Highly Cited Researchers

Medical and Health Sciences / Gastroenterology Highly Cited Researchers 691 Scientists Citation in United States Rankings - 2025

Discover the world’s highly cited researchers through the AD Scientific Index 2025 Citation Rankings.
These rankings evaluate scientists based on their total and recent citation counts, capturing the breadth and real-time currency of academic recognition. Citation data reveals how widely a scholar’s work is referenced, applied, and extended across diverse disciplines. The rankings are routinely updated to reflect ongoing citation growth, while eliminating distortions from excessive co-authorship and institutional inflation. Premium tools provide access to detailed citation dynamics, unethical citation behavior detection, and field-normalized benchmarking.

United States

Total 691 scientists, 1 country, 164 institution

List without CERN, Statistical Data etc

Sort by last 6 years Citation Index

* Total Citation Rankings

Rankings

882

World Rank

353

Country Rank

University

Ranking Based On Selection:

William Sandborn

University of California San Diego San Diego, United States

Medical and Health Sciences / Gastroenterology
Inflammatory bowel disease | Crohn's disease | ulcerative coliti

Citation Metrics

Total

202,073
Last 6 Years

80,216
Last 6 Years / Total

0.397

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* Total Citation Rankings

Rankings

2,447

World Rank

1,137

Country Rank

University

Ranking Based On Selection:

Hashem B El-Serag

Baylor College of Medicine Houston, United States

Medical and Health Sciences / Gastroenterology
medicine | gastroenterology and hepatolog

Citation Metrics

Total

119,370
Last 6 Years

47,522
Last 6 Years / Total

0.398

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* Total Citation Rankings

Rankings

3,183

World Rank

1,503

Country Rank

University

Ranking Based On Selection:

Michael Camilleri

Mayo Clinic Rochester, United States

Medical and Health Sciences / Gastroenterology
gastroenterology | enteric neuroscienc

Citation Metrics

Total

103,921
Last 6 Years

34,745
Last 6 Years / Total

0.334

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* Total Citation Rankings

Rankings

3,251

World Rank

1,531

Country Rank

University

Ranking Based On Selection:

Yngve Falck Ytter

Case Western Reserve University Cleveland, United States

Medical and Health Sciences / Gastroenterology
Hepatology | Evidence-based Medicine | GRADE | guidelines | Gastroenterolog

Citation Metrics

Total

102,880
Last 6 Years

56,758
Last 6 Years / Total

0.552

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* Total Citation Rankings

Rankings

3,487

World Rank

1,631

Country Rank

University

Ranking Based On Selection:

Rohit Loomba

University of California San Diego San Diego, United States

Medical and Health Sciences / Gastroenterology
MASLD | fatty liver | NASH | cirrhosis | liver diseas

Citation Metrics

Total

99,456
Last 6 Years

80,327
Last 6 Years / Total

0.808

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* Total Citation Rankings

Rankings

4,960

World Rank

2,344

Country Rank

University

Ranking Based On Selection:

Edward V Loftus Jr

Mayo Clinic Rochester, United States

Medical and Health Sciences / Gastroenterology
Crohn's disease | ulcerative colitis | inflammatory bowel disease | inflammatory bowel disease

Citation Metrics

Total

81,024
Last 6 Years

32,379
Last 6 Years / Total

0.400

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* Total Citation Rankings

Rankings

5,465

World Rank

2,579

Country Rank

University

Ranking Based On Selection:

Bruce E. Sands

Icahn School of Medicine at Mount Sinai New York, United States

Medical and Health Sciences / Gastroenterology
Gastroenterology | inflammatory bowel diseas

Citation Metrics

Total

76,649
Last 6 Years

38,519
Last 6 Years / Total

0.503

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* Total Citation Rankings

Rankings

9,056

World Rank

4,285

Country Rank

University

Ranking Based On Selection:

Robert J Fontana

University of Michigan Ann Arbor, United States

Medical and Health Sciences / Gastroenterology
hepatolog

Citation Metrics

Total

56,127
Last 6 Years

19,707
Last 6 Years / Total

0.351

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* Total Citation Rankings

Rankings

9,972

World Rank

4,698

Country Rank

University

Ranking Based On Selection:

Neil Kaplowitz

University of Southern California Los Angeles, United States

Medical and Health Sciences / Gastroenterology
Hepatolog

Citation Metrics

Total

52,850
Last 6 Years

13,620
Last 6 Years / Total

0.258

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* Total Citation Rankings

Rankings

12,105

World Rank

5,701

Country Rank

University

Ranking Based On Selection:

Jasmohan Bajaj

Virginia Commonwealth University Richmond, United States

Medical and Health Sciences / Gastroenterology
Hepatolog

Citation Metrics

Total

46,595
Last 6 Years

29,638
Last 6 Years / Total

0.636

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Smart Institutional Plan

Powerful Insights + Smart Membership = Institutional Success

Unlock 360° Real-Time Institutional Analysis to identify your institution’s strengths and areas for improvement.

* Total Citation Rankings

Rankings

13,308

World Rank

6,256

Country Rank

University

Ranking Based On Selection:

David Whitcomb

University of Pittsburgh Pittsburgh, United States

Medical and Health Sciences / Gastroenterology
medicine | gastroenterology | pancreatitis | genetics | personalized medicin

Citation Metrics

Total

44,063
Last 6 Years

14,694
Last 6 Years / Total

0.333

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* Total Citation Rankings

Rankings

14,252

World Rank

6,670

Country Rank

University

Ranking Based On Selection:

Michael W Fried

University of North Carolina Chapel Hill Chapel Hill, United States

Medical and Health Sciences / Gastroenterology
Hepatology | Viral Hepatitis | Real-World Evidenc

Citation Metrics

Total

42,223
Last 6 Years

6,065
Last 6 Years / Total

0.144

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* Total Citation Rankings

Rankings

14,755

World Rank

6,911

Country Rank

University

Ranking Based On Selection:

Srinivasan Dasarathy

Cleveland Clinic Cleveland, United States

Medical and Health Sciences / Gastroenterology
Gastroenterology | Hepatology | Metabolism | mRNA translation | sarcopeni

Citation Metrics

Total

41,324
Last 6 Years

22,631
Last 6 Years / Total

0.548

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* Total Citation Rankings

Rankings

17,555

World Rank

8,160

Country Rank

179

University

Ranking Based On Selection:

Vay Liang Go

University of California Los Angeles Los Angeles, United States

Medical and Health Sciences / Gastroenterology
gastroenterolog

Citation Metrics

Total

37,062
Last 6 Years

5,323
Last 6 Years / Total

0.144

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* Total Citation Rankings

Rankings

17,645

World Rank

8,201

Country Rank

University

Ranking Based On Selection:

David Rubin

University of Chicago Chicago, United States

Medical and Health Sciences / Gastroenterology
Gastroenterolog

Citation Metrics

Total

36,951
Last 6 Years

23,995
Last 6 Years / Total

0.649

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* Total Citation Rankings

Rankings

18,271

World Rank

8,475

Country Rank

175

University

Ranking Based On Selection:

Siddharth Singh

University of California San Diego San Diego, United States

Medical and Health Sciences / Gastroenterology
Comparative Effectiveness Research | Inflammatory Bowel Diseases | Chronic Liver Disease | Cancer Preventio