Total 2,403,032 scientists, country 221, and institutions 24,466 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 1
![Muhammad Adnan Khan](https://cdn.adscientificindex.com/pictures/9c/5114681.jpg)
Internal medicine
pulmonology
Gastroenterology
Infectious disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
13
0.542
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Tamunoinemi Bob-Manuel](https://cdn.adscientificindex.com/pictures/a1/4626525.jpg)
Cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
19
0.826
* Total i10 IndexRankings
Ranking Based On Selection: 3
![İsabella Alviz](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
22
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Shivanand Medar](https://cdn.adscientificindex.com/pictures/f0/4626498.jpg)
Pediatric Heart Failure
Acute Kidney Injury
Pediatric Critical Care Medicine
Respiratory Failure
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
19
0.950
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Shafia Rahman](https://cdn.adscientificindex.com/pictures/af/4626392.jpg)
Gastrointestinal Oncology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
14
0.778
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Kevin P Fiori Jr](https://cdn.adscientificindex.com/pictures/fd/4819378.jpg)
Pediatrics
Community Health Workers
Health Service Delivery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
15
0.882
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Amarpreet Bhalla](https://cdn.adscientificindex.com/pictures/1a/4622285.jpg)
Gastrointestinal Pathology
Liver Pathology
Cytopathology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
8
0.471
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Angelos Arfaras-Melainis](https://cdn.adscientificindex.com/pictures/9b/4819391.jpg)
Cardiology
Cardiovascular disease
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
14
0.875
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Veronica Lerner](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
8
0.571
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Mohamed Gabr](https://cdn.adscientificindex.com/pictures/09/4623468.jpg)
Internal Medicine
Diagnostic Cardiology
EP
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
13
1.000
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
* Total i10 IndexRankings
Ranking Based On Selection: 11
![Urmi Khanna](https://cdn.adscientificindex.com/pictures/ff/4949860.jpg)
Complex Medical Dermatology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
12
0.923
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Samer N Khader](https://cdn.adscientificindex.com/pictures/f9/4625278.jpg)
Pathology/Cytopathology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
11
0.846
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Neel Chudgar](/user/assets/images/profile/no-profile-photo.png)
Lung cancer
Esophageal cancer
Thoracic surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Te-Feng Arthur Chou](/user/assets/images/profile/no-profile-photo.png)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 15
![Jorge Humberto Rodríguez-Quintero Md](https://cdn.adscientificindex.com/pictures/9d/5702068.jpg)
Cardiothoracic Surgery
General Surgery.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 16
![Fabrizio Toscano](https://cdn.adscientificindex.com/pictures/0a/4623481.jpg)
Health Economics
Health Policy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
11
0.917
* Total i10 IndexRankings
Ranking Based On Selection: 17
![Fengwei Zou](https://cdn.adscientificindex.com/pictures/9b/4819384.jpg)
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
10
0.833
* Total i10 IndexRankings
Ranking Based On Selection: 18
![Shira Slasky](/user/assets/images/profile/no-profile-photo.png)
Neuroradiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
10
0.909
* Total i10 IndexRankings
Ranking Based On Selection: 19
![Alexa J Karkenny](https://cdn.adscientificindex.com/pictures/8a/4622195.jpg)
Pediatric Orthopaedic Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
10
0.909
* Total i10 IndexRankings
Ranking Based On Selection: 20
![Patrick Colley](/user/assets/images/profile/no-profile-photo.png)
Otolaryngology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
8
0.727
* Total i10 IndexRankings
Ranking Based On Selection: 21
![Priyanka Maria Mathias](https://cdn.adscientificindex.com/pictures/aa/4624947.jpg)
Endocrinology
Diabetes
Metabolism
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 22
![Manish Kumar](https://cdn.adscientificindex.com/pictures/9d/5245640.jpg)
Critical Care Cardiology
Geriatric Cardiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 23
![Selim Misirlioglu](https://cdn.adscientificindex.com/pictures/d6/4949221.jpg)
Minimal Invasive Gynecologic Surgery
Gynecologic Oncology
Patient Derived Xenograft Tumor Models
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 24
![Sean T Campbell](https://cdn.adscientificindex.com/pictures/4a/4819365.jpg)
Hematology
Coagulation
Hemoglobinopathies
Clinical Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900
* Total i10 IndexRankings
Ranking Based On Selection: 25
![Ashutossh Naaraayan](https://cdn.adscientificindex.com/pictures/99/4950726.jpg)
Medicine
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900
Muhammad Adnan Khan
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
13
0.542
Internal medicine
pulmonology
Gastroenterology
Infectious disease
Tamunoinemi Bob-Manuel
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
23
19
0.826
İsabella Alviz
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
22
1.000
Shivanand Medar
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
19
0.950
Pediatric Heart Failure
Acute Kidney Injury
Pediatric Critical Care Medicine
Respiratory Failure
Shafia Rahman
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
14
0.778
Kevin P Fiori Jr
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
15
0.882
Pediatrics
Community Health Workers
Health Service Delivery
Amarpreet Bhalla
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
8
0.471
Gastrointestinal Pathology
Liver Pathology
Cytopathology
Angelos Arfaras-Melainis
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
14
0.875
Cardiology
Cardiovascular disease
Veronica Lerner
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
8
0.571
Mohamed Gabr
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
13
1.000
Internal Medicine
Diagnostic Cardiology
EP
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
Urmi Khanna
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
12
0.923
Complex Medical Dermatology
Samer N Khader
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
11
0.846
Neel Chudgar
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
Lung cancer
Esophageal cancer
Thoracic surgery
Te-Feng Arthur Chou
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
Jorge Humberto Rodríguez-Quintero Md
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
12
1.000
Cardiothoracic Surgery
General Surgery.
Fabrizio Toscano
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
11
0.917
Fengwei Zou
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
10
0.833
Shira Slasky
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
10
0.909
Alexa J Karkenny
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
10
0.909
Pediatric Orthopaedic Surgery
Patrick Colley
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
8
0.727
Priyanka Maria Mathias
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
Endocrinology
Diabetes
Metabolism
Manish Kumar
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
Critical Care Cardiology
Geriatric Cardiology
Selim Misirlioglu
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
10
1.000
Minimal Invasive Gynecologic Surgery
Gynecologic Oncology
Patient Derived Xenograft Tumor Models
Sean T Campbell
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900
Hematology
Coagulation
Hemoglobinopathies
Clinical Chemistry
Ashutossh Naaraayan
Montefiore Medical Center
New York, United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
9
0.900