Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Art, Design and Architecture, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
* Total Citation Counts Rankings
World Rank
148,942
Country Rank
56,348
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Thomas L Higgins](https://cdn.adscientificindex.com/pictures/9b/4616036.jpg)
Severity Scoring
Sepsis
Postop Care
Risk
Sedation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,717
1,570
0.234
* Total Citation Counts Rankings
World Rank
156,079
Country Rank
58,666
Institution Rank : 2
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Thomas Schwann](https://cdn.adscientificindex.com/pictures/07/4616037.jpg)
Cardiac Surgery
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,418
2,732
0.426
* Total Citation Counts Rankings
World Rank
245,542
Country Rank
85,837
Institution Rank : 3
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![William T Mcgee](/user/assets/images/profile/no-profile-photo.png)
Critical Care
Hemodynamics
Physiologic Optimization
ARDS
Sepsis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,014
1,130
0.282
* Total Citation Counts Rankings
World Rank
259,083
Country Rank
89,707
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Sudeep K Siddappa Malleshappa](/user/assets/images/profile/no-profile-photo.png)
Hematology-Oncology
Outcomes Research
Internal Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,779
3,764
0.996
* Total Citation Counts Rankings
World Rank
377,087
Country Rank
123,205
Institution Rank : 5
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Ghanshyambhai T Savani](https://cdn.adscientificindex.com/pictures/6e/4613999.jpg)
Internal Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,397
1,278
0.533
* Total Citation Counts Rankings
World Rank
426,240
Country Rank
136,695
Institution Rank : 6
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Timothy J Mader](https://cdn.adscientificindex.com/pictures/0d/4615953.jpg)
Cardiac arrest resuscitation
Risk stratification of acute undifferentiated chest pain
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,034
600
0.295
* Total Citation Counts Rankings
World Rank
473,087
Country Rank
149,358
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Thomas Lincoln](/user/assets/images/profile/no-profile-photo.png)
HIV
correctional health care
addiction
community health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,755
662
0.377
* Total Citation Counts Rankings
World Rank
483,266
Country Rank
152,031
Institution Rank : 8
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Elizabeth Schoenfeld](https://cdn.adscientificindex.com/pictures/ee/4614010.jpg)
Shared Decision-Making
kidney stones
opioid use disorder
health equity
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,700
1,143
0.672
* Total Citation Counts Rankings
World Rank
486,102
Country Rank
152,756
Institution Rank : 9
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Aruna Priya](/user/assets/images/profile/no-profile-photo.png)
Health Care Quality
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,685
1,165
0.691
* Total Citation Counts Rankings
World Rank
625,384
Country Rank
189,367
Institution Rank : 10
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Ashequl Islam](/pictures/62/4613779.jpg)
Valve and Structural Heart Interventions
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,126
881
0.782
* Total Citation Counts Rankings
World Rank
652,951
Country Rank
196,426
Institution Rank : 11
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Jacquelyn Feeley](/pictures/97/4614201.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,043
613
0.588
* Total Citation Counts Rankings
World Rank
682,809
Country Rank
203,846
Institution Rank : 12
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Mustafa A Barbhuiya](https://cdn.adscientificindex.com/pictures/9d/881486.jpg)
Clinical Biochemistry and Laboratory Medicine
Cancer Biology
Biochemical Genetics
POCT
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
960
633
0.659
* Total Citation Counts Rankings
World Rank
684,385
Country Rank
204,213
Institution Rank : 13
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Matthew Sadof](/pictures/8b/4614344.jpg)
pediatrics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
956
461
0.482
* Total Citation Counts Rankings
World Rank
692,018
Country Rank
206,089
Institution Rank : 15
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Rifat Zaman](/user/assets/images/profile/no-profile-photo.png)
allergy
immunodeficiency
immunology
autoimmunity
pediatrics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
936
493
0.527
* Total Citation Counts Rankings
World Rank
688,261
Country Rank
205,199
Institution Rank : 14
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Lauren M Westafer](/pictures/21/4614397.jpg)
pulmonary embolism
implementation science
Emergency Medicine
free open access medical education
social media
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
945
894
0.946
* Total Citation Counts Rankings
World Rank
726,538
Country Rank
214,395
Institution Rank : 16
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Ruben Vaidya](/pictures/82/4615591.jpg)
Neonatology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
850
765
0.900
* Total Citation Counts Rankings
World Rank
745,076
Country Rank
218,871
Institution Rank : 17
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Vijayakumar Paramasivam](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
808
197
0.244
* Total Citation Counts Rankings
World Rank
795,841
Country Rank
230,455
Institution Rank : 18
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Jean M Chalhoub](/pictures/70/4614115.jpg)
Gastroenterology
Internal Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
698
558
0.799
* Total Citation Counts Rankings
World Rank
853,357
Country Rank
243,132
Institution Rank : 19
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Zeeshan Butt](/pictures/88/4616138.jpg)
Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
588
310
0.527
* Total Citation Counts Rankings
World Rank
855,254
Country Rank
243,534
Institution Rank : 20
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Anis John Kadado](/pictures/4a/4613722.jpg)
Cardiac Electrophysiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
584
571
0.978
* Total Citation Counts Rankings
World Rank
868,782
Country Rank
246,457
Institution Rank : 21
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Paurush Ambesh](/pictures/a3/4615689.jpg)
Cardiovascular Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
560
450
0.804
* Total Citation Counts Rankings
World Rank
900,898
Country Rank
253,230
Institution Rank : 23
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Mina Amin Iskandar](/pictures/c0/4614523.jpg)
Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
504
501
0.994
* Total Citation Counts Rankings
World Rank
922,834
Country Rank
257,501
Institution Rank : 24
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Rohit Singhania](/pictures/fd/4615449.jpg)
Gastroenterology
Hepatology
Inflammatory Bowel Disease
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
469
146
0.311
* Total Citation Counts Rankings
World Rank
925,472
Country Rank
258,015
Institution Rank : 26
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Yasin Obeidat](/pictures/33/4821620.jpg)
Nephrology
Internal Medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
464
462
0.996
* Total Citation Counts Rankings
World Rank
951,239
Country Rank
263,025
Institution Rank : 27
![](https://cdn.adscientificindex.com/logos/17309.png)
![United States](/flags/us.png)
![Sai Rajagopalan Vadhula](/pictures/36/4615699.jpg)
Theoretical and experimental applications of control systems and AI in medicine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
425
272
0.640
* Total Citation Counts Rankings
World Ranking
148,942
Country Ranking
56,348
Institution Ranking
1
Thomas L Higgins
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,717
1,570
0.234
* Total Citation Counts Rankings
World Ranking
156,079
Country Ranking
58,666
Institution Ranking
2
Thomas Schwann
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,418
2,732
0.426
* Total Citation Counts Rankings
World Ranking
245,542
Country Ranking
85,837
Institution Ranking
3
William T Mcgee
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,014
1,130
0.282
![](https://cdn.adscientificindex.com/logos/17309.png)
Critical Care
Hemodynamics
Physiologic Optimization
ARDS
Sepsis
* Total Citation Counts Rankings
World Ranking
259,083
Country Ranking
89,707
Institution Ranking
4
Sudeep K Siddappa Malleshappa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,779
3,764
0.996
![](https://cdn.adscientificindex.com/logos/17309.png)
Hematology-Oncology
Outcomes Research
Internal Medicine
* Total Citation Counts Rankings
World Ranking
377,087
Country Ranking
123,205
Institution Ranking
5
Ghanshyambhai T Savani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,397
1,278
0.533
* Total Citation Counts Rankings
World Ranking
426,240
Country Ranking
136,695
Institution Ranking
6
Timothy J Mader
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,034
600
0.295
![](https://cdn.adscientificindex.com/logos/17309.png)
Cardiac arrest resuscitation
Risk stratification of acute undifferentiated chest pain
* Total Citation Counts Rankings
World Ranking
473,087
Country Ranking
149,358
Institution Ranking
7
Thomas Lincoln
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,755
662
0.377
* Total Citation Counts Rankings
World Ranking
483,266
Country Ranking
152,031
Institution Ranking
8
Elizabeth Schoenfeld
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,700
1,143
0.672
![](https://cdn.adscientificindex.com/logos/17309.png)
Shared Decision-Making
kidney stones
opioid use disorder
health equity
* Total Citation Counts Rankings
World Ranking
486,102
Country Ranking
152,756
Institution Ranking
9
Aruna Priya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,685
1,165
0.691
* Total Citation Counts Rankings
World Ranking
625,384
Country Ranking
189,367
Institution Ranking
10
Ashequl Islam
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,126
881
0.782
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* Total Citation Counts Rankings
World Ranking
652,951
Country Ranking
196,426
Institution Ranking
11
Jacquelyn Feeley
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,043
613
0.588
* Total Citation Counts Rankings
World Ranking
682,809
Country Ranking
203,846
Institution Ranking
12
Mustafa A Barbhuiya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
960
633
0.659
![](https://cdn.adscientificindex.com/logos/17309.png)
Clinical Biochemistry and Laboratory Medicine
Cancer Biology
Biochemical Genetics
POCT
* Total Citation Counts Rankings
World Ranking
684,385
Country Ranking
204,213
Institution Ranking
13
Matthew Sadof
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
956
461
0.482
* Total Citation Counts Rankings
World Ranking
692,018
Country Ranking
206,089
Institution Ranking
15
Rifat Zaman
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
936
493
0.527
![](https://cdn.adscientificindex.com/logos/17309.png)
allergy
immunodeficiency
immunology
autoimmunity
pediatrics
* Total Citation Counts Rankings
World Ranking
688,261
Country Ranking
205,199
Institution Ranking
14
Lauren M Westafer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
945
894
0.946
![](https://cdn.adscientificindex.com/logos/17309.png)
pulmonary embolism
implementation science
Emergency Medicine
free open access medical education
social media
* Total Citation Counts Rankings
World Ranking
726,538
Country Ranking
214,395
Institution Ranking
16
Ruben Vaidya
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
850
765
0.900
* Total Citation Counts Rankings
World Ranking
745,076
Country Ranking
218,871
Institution Ranking
17
Vijayakumar Paramasivam
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
808
197
0.244
* Total Citation Counts Rankings
World Ranking
795,841
Country Ranking
230,455
Institution Ranking
18
Jean M Chalhoub
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
698
558
0.799
![](https://cdn.adscientificindex.com/logos/17309.png)
Gastroenterology
Internal Medicine
* Total Citation Counts Rankings
World Ranking
853,357
Country Ranking
243,132
Institution Ranking
19
Zeeshan Butt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
588
310
0.527
* Total Citation Counts Rankings
World Ranking
855,254
Country Ranking
243,534
Institution Ranking
20
Anis John Kadado
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
584
571
0.978
* Total Citation Counts Rankings
World Ranking
868,782
Country Ranking
246,457
Institution Ranking
21
Paurush Ambesh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
560
450
0.804
* Total Citation Counts Rankings
World Ranking
900,898
Country Ranking
253,230
Institution Ranking
23
Mina Amin Iskandar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
504
501
0.994
* Total Citation Counts Rankings
World Ranking
922,834
Country Ranking
257,501
Institution Ranking
24
Rohit Singhania
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
469
146
0.311
![](https://cdn.adscientificindex.com/logos/17309.png)
Gastroenterology
Hepatology
Inflammatory Bowel Disease
* Total Citation Counts Rankings
World Ranking
925,472
Country Ranking
258,015
Institution Ranking
26
Yasin Obeidat
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
464
462
0.996
* Total Citation Counts Rankings
World Ranking
951,239
Country Ranking
263,025
Institution Ranking
27
Sai Rajagopalan Vadhula
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
425
272
0.640
![](https://cdn.adscientificindex.com/logos/17309.png)
Theoretical and experimental applications of control systems and AI in medicine