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Ahmed Ali, Usama

Columbia University Irving Medical Center, United States

2025 Rank: 430,822

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Clinical Medicine

SubField 1:

Surgery

SubField 2:

Gastroenterology & Hepatology

Rank in SubField 1: 2,598 out of 141,119 Researchers

Data For The Year: 2025
Metrics Self-Citations Excluded All
Rank Based on Composite Score430,822442,807
Total Cites396421
H-index910
Hm-index33
Number of Single Authored Papers00
Total Cites to Single Authored Papers00
Number of Single+First Authored Papers2323
Total Cites to Single+First Authored Papers7680
Number of Single+First+Last Authored Papers2525
Total Cites to Single+First+Last Authored Papers8387
Composite Score22
Number of Distinct Citing Papers321333
Ratio of Total Citations to Distinct Citing Papers 1.23 1.26
Self-Citation Percentage
5.94%
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Ahmed Ali, Usama

New York Presbyterian Hospital, United States

2024 Rank: 345,740

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Clinical Medicine

SubField 1:

Surgery

SubField 2:

Gastroenterology & Hepatology

Rank in SubField 1: 2,175 out of 132,828 Researchers

Data For The Year: 2024
Metrics Self-Citations Excluded All
Rank Based on Composite Score345,740369,238
Total Cites401425
H-index1010
Hm-index33
Number of Single Authored Papers00
Total Cites to Single Authored Papers00
Number of Single+First Authored Papers2222
Total Cites to Single+First Authored Papers9099
Number of Single+First+Last Authored Papers2424
Total Cites to Single+First+Last Authored Papers92101
Composite Score22
Number of Distinct Citing Papers343357
Ratio of Total Citations to Distinct Citing Papers 1.17 1.19
Self-Citation Percentage
5.65%
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Ahmed Ali, Usama

Universiteit van Amsterdam, Netherlands

2023 Rank: 315,493

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Clinical Medicine

SubField 1:

Surgery

SubField 2:

Gastroenterology & Hepatology

Rank in SubField 1: 2,062 out of 125,272 Researchers

Data For The Year: 2023
Metrics Self-Citations Excluded All
Rank Based on Composite Score315,493357,737
Total Cites380396
H-index1010
Hm-index33
Number of Single Authored Papers00
Total Cites to Single Authored Papers00
Number of Single+First Authored Papers2222
Total Cites to Single+First Authored Papers96101
Number of Single+First+Last Authored Papers2323
Total Cites to Single+First+Last Authored Papers97102
Composite Score22
Number of Distinct Citing Papers316326
Ratio of Total Citations to Distinct Citing Papers 1.20 1.21
Self-Citation Percentage
4.04%
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Ahmed Ali, Usama

University Medical Center Utrecht, Netherlands

2022 Rank: 326,758

Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:

Clinical Medicine

SubField 1:

Surgery

SubField 2:

Gastroenterology & Hepatology

Rank in SubField 1: 2,277 out of 117,502 Researchers

Data For The Year: 2022
Metrics Self-Citations Excluded All
Rank Based on Composite Score326,758355,237
Total Cites344363
H-index1011
Hm-index23
Number of Single Authored Papers00
Total Cites to Single Authored Papers00
Number of Single+First Authored Papers2121
Total Cites to Single+First Authored Papers8689
Number of Single+First+Last Authored Papers2222
Total Cites to Single+First+Last Authored Papers8891
Composite Score22
Number of Distinct Citing Papers303315
Ratio of Total Citations to Distinct Citing Papers 1.14 1.15
Self-Citation Percentage
5.23%
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