Productivity Rankings is an exclusive service provided by AD Scientific Index. This ranking system, derived from the i10 index, highlights the productivity of scientists in publishing impactful scientific articles. Productivity Rankings serves as a tool to identify highly productive scientists across specific areas, disciplines, universities, and countries, and supports the creation of effective incentives and academic policies. The global, regional, and institutional rankings of scientists in this table are calculated based on their total i10 index. Moreover, you can explore special rankings derived from Productivity Rankings, such as Scientists Last 6 Years' i10 Index, Universities Total i10 Index Rankings 2025, Universities Last 6 Years' i10 Index Rankings 2025, Art and Humanities i10 Productivity Rankings, and Social Sciences and Humanities i10 Productivity Rankings.
* Total i10 IndexRankings
Ranking Based On Selection :1
internal medicine
systematic reviews
clinical guidelines
health research methodology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
209
201
0.962
* Total i10 IndexRankings
Ranking Based On Selection :2
Internal Medicine
Clinical Epidemiology
Biostatistics
Evidence-based medicine
Meta-analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
158
102
0.646
* Total i10 IndexRankings
Ranking Based On Selection :3
Allergy
Immunology
Anaphylaxis
Internal Medicine
Meta-analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
111
109
0.982
* Total i10 IndexRankings
Ranking Based On Selection :4
General Internal Medicine
Perioperative Medicine
Medical Education
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
77
0.720
* Total i10 IndexRankings
Ranking Based On Selection :5
Hospital Care
General Internal Medicine
Epidemiologic Methods
Big Data
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
92
84
0.913
* Total i10 IndexRankings
Ranking Based On Selection :6
Cardiovascular Disease
Epidemiological Studies
Internal Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
36
0.667
* Total i10 IndexRankings
Ranking Based On Selection :7
Internal Medicine
Medical Education
Evidence Based Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
52
42
0.808
* Total i10 IndexRankings
Ranking Based On Selection :8
Internal Medicine
Perioperative Medicine
Cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
39
31
0.795
* Total i10 IndexRankings
Ranking Based On Selection :9
Interventional Cardiology
Vascular Biology
Internal Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
38
1.000
* Total i10 IndexRankings
Ranking Based On Selection :10
addiction medicine
substance use
health services
social epidemiology
implementation science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
35
1.000
* Total i10 IndexRankings
Ranking Based On Selection :11
Internal Medicine
Infectious Diseases
Immunology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
12
0.923
* Total i10 IndexRankings
Ranking Based On Selection :12
Obesity Medicine
Cardiac Disease Prevention
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
8
0.667
* Total i10 IndexRankings
Ranking Based On Selection :13
Internal Medicine - Cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
8
0.727
* Total i10 IndexRankings
Ranking Based On Selection :14
General Internal Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
4
0.400
* Total i10 IndexRankings
Ranking Based On Selection :15
Infectious Diseases
Internal Medicine
Clinical Informatics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
* Total i10 IndexRankings
Ranking Based On Selection :16
Internal Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
7
0.875
* Total i10 IndexRankings
Ranking Based On Selection :17
Inflammatory Bowel Disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
6
0.750
* Total i10 IndexRankings
Ranking Based On Selection :18
Rheumatology
Internal Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
5
0.625
* Total i10 IndexRankings
Ranking Based On Selection :19
Internal Medicine
Endocrinology
Infectious Disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
7
1.000
* Total i10 IndexRankings
Ranking Based On Selection :20
Hematology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
* Total i10 IndexRankings
Ranking Based On Selection :21
Internal Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
* Total i10 IndexRankings
Ranking Based On Selection :22
Internal Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
* Total i10 IndexRankings
Ranking Based On Selection :23
Internal Medicine - Non communicable diseases - Cardiovascular sciences - Metabolism - Genetic
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
* Total i10 IndexRankings
Ranking Based On Selection :24
Internal Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total i10 IndexRankings
Ranking Based On Selection :25
Cardiac Imaging
Heart Failure
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Arnav Agarwal
University of Toronto
Toronto, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
209
201
0.962
internal medicine
systematic reviews
clinical guidelines
health research methodology
Usman Ali
McMaster University
Hamilton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
158
102
0.646
Internal Medicine
Clinical Epidemiology
Biostatistics
Evidence-based medicine
Meta-analysis
Derek Chu
McMaster University
Hamilton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
111
109
0.982
Allergy
Immunology
Anaphylaxis
Internal Medicine
Meta-analysis
Ameen Patel
McMaster University
Hamilton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
107
77
0.720
General Internal Medicine
Perioperative Medicine
Medical Education
Fahad Razak
University of Toronto
Toronto, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
92
84
0.913
Hospital Care
General Internal Medicine
Epidemiologic Methods
Big Data
Nariman Sepehrvand
University of Alberta
Edmonton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
54
36
0.667
Cardiovascular Disease
Epidemiological Studies
Internal Medicine
Rodrigo B Cavalcanti
University of Toronto
Toronto, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
52
42
0.808
Internal Medicine
Medical Education
Evidence Based Medicine
Flavia Kessler Borges
McMaster University
Hamilton, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
39
31
0.795
Internal Medicine
Perioperative Medicine
Cardiology
Richard G Jung
Université d'Ottawa
Ottawa, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
38
1.000
Interventional Cardiology
Vascular Biology
Internal Medicine
Thomas D Brothers
Dalhousie University
Halifax, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
35
1.000
addiction medicine
substance use
health services
social epidemiology
implementation science
Mark Verway
McGill University
Montréal, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
12
0.923
Internal Medicine
Infectious Diseases
Immunology
Yashar Tashakkor
University of British Columbia
Vancouver, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
8
0.667
Obesity Medicine
Cardiac Disease Prevention
Walid Barake
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
8
0.727
Internal Medicine - Cardiology
Sharon E Card
University of Saskatchewan
Saskatoon, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
4
0.400
General Internal Medicine
Stephen Lee
University of Saskatchewan
Saskatoon, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
9
1.000
Infectious Diseases
Internal Medicine
Clinical Informatics
Sagar Rohailla
University of Toronto
Toronto, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
7
0.875
Vadim Iablokov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
6
0.750
Inflammatory Bowel Disease
Kyle M. Walker
Université d'Ottawa
Ottawa, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
5
0.625
Rheumatology
Internal Medicine
Jimmy M. Hsu
McGill University
Montréal, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
7
7
1.000
Internal Medicine
Endocrinology
Infectious Disease
Ibraheem Othman
Saskatchewan Cancer Agency
Saskatoon, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
Seo Am Hur
University of British Columbia
Vancouver, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
Jiaming Calvin Liang
Université d'Ottawa
Ottawa, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
6
1.000
Brice Nouthe
University of British Columbia
Vancouver, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
4
0.667
Internal Medicine - Non communicable diseases - Cardiovascular sciences - Metabolism - Genetic
Ahmad F. Alenezi
McGill University
Montréal, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Khalil Anchouche
McGill University
Montréal, Canada
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Cardiac Imaging
Heart Failure