Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (873,864 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection :2
Siddharth Sarkar
Addiction psychiatry
Consultation Psychiatry
Epidemiology
Medical Education
Metrics
H-Index
i10 Index
Citation
40
153
6,793
* Rankings
Ranking Based On Selection :3
Yatan Pal Singh Balhara
Behavioral Addictions
Dual Disorders/ Dual Diagnosis
Addictive Disorders
Health policy
Metrics
H-Index
i10 Index
Citation
39
163
7,512
* Rankings
Ranking Based On Selection :5
Naresh Nebhinani
Consultation-liaison Psychiatry
Addiction Medicine
Child & Adolescent Psychiatry
Preventive
Metrics
H-Index
i10 Index
Citation
27
74
3,089
* Rankings
Ranking Based On Selection :6
Atul Ambekar
Addiction Psychiatry
Psychiatry
Epidemiology
Mental Health
Metrics
H-Index
i10 Index
Citation
25
51
5,848
Biswa Ranjan Mishra
Psychopharmacology
Neuropsychiatry
Neuromodulation
Severe Mental Illness
Metrics
H-Index
i10 Index
Citation
17
24
1,171
* Rankings
Ranking Based On Selection :11
Arpit Parmar
Addiction Psychiatry
Biological Psychiatry
Injecting Drug Use
Metrics
H-Index
i10 Index
Citation
14
19
682
* Rankings
Ranking Based On Selection :12
Koushik Sinha Deb
Health Technology
Digital Psychiatry
Psychosomatic Medicine
Metrics
H-Index
i10 Index
Citation
14
18
1,783
* Rankings
Ranking Based On Selection :17
Roshan Sutar
Liaison Psychiatry
Dissociation
Mood disorders
Consciousness
Yoga
Metrics
H-Index
i10 Index
Citation
10
10
381
* Rankings
Ranking Based On Selection :20
Santanu Nath
Organic Psychiatry
Psychopharmacology
Treatment resistance
OCD
Metrics
H-Index
i10 Index
Citation
9
8
238
Jawahar Singh Md
Psychiatry
Consultation-Liaison Psychiatry
General Psychiatry
Addiction Psychiatry
Metrics
H-Index
i10 Index
Citation
5
4
116
Surabhi Thapliyal
Epilepsy
Neurodegenerative disorders
Psychiatry disorders
Adverse drug reactions
Metrics
H-Index
i10 Index
Citation
5
2
89
Bharat Udey
Addiction Psychiatry
Community Psychiatry
Consultation-liaison
Forensic Psychiatry
Geriatric
Metrics
H-Index
i10 Index
Citation
3
1
27
Rankings
Ranking Based On Selection: 1
Rajesh Sagar
Metrics
H-Index
i10 Index
Citation Counts
95
277
139,785
Rankings
Ranking Based On Selection: 2
Siddharth Sarkar
Metrics
H-Index
i10 Index
Citation Counts
40
153
6,793
Addiction psychiatry
Consultation Psychiatry
Epidemiology
Medical Education
Rankings
Ranking Based On Selection: 3
Yatan Pal Singh Balhara
Metrics
H-Index
i10 Index
Citation Counts
39
163
7,512
Behavioral Addictions
Dual Disorders/ Dual Diagnosis
Addictive Disorders
Health policy
Rankings
Ranking Based On Selection: 4
Ravi Gupta
Metrics
H-Index
i10 Index
Citation Counts
34
87
4,254
Rankings
Ranking Based On Selection: 5
Naresh Nebhinani
Metrics
H-Index
i10 Index
Citation Counts
27
74
3,089
Consultation-liaison Psychiatry
Addiction Medicine
Child & Adolescent Psychiatry
Preventive
Rankings
Ranking Based On Selection: 6
Atul Ambekar
Metrics
H-Index
i10 Index
Citation Counts
25
51
5,848
Addiction Psychiatry
Psychiatry
Epidemiology
Mental Health
Rankings
Ranking Based On Selection: 7
Psychoses
Cognitive Neurophysiology
Non Invasive Brain Stimulation
Rankings
Ranking Based On Selection: 8
Suravi Patra
Metrics
H-Index
i10 Index
Citation Counts
17
28
1,173
Child Psychiatry
Community Psychiatry
Medical Education
Rankings
Ranking Based On Selection: 9
Biswa Ranjan Mishra
Metrics
H-Index
i10 Index
Citation Counts
17
24
1,171
Psychopharmacology
Neuropsychiatry
Neuromodulation
Severe Mental Illness
Rankings
Ranking Based On Selection: 10
Jitender Aneja
Metrics
H-Index
i10 Index
Citation Counts
16
22
787
Psychosomatic disorders
Consultation Liaison Psychiatry
Rankings
Ranking Based On Selection: 11
Arpit Parmar
Metrics
H-Index
i10 Index
Citation Counts
14
19
682
Addiction Psychiatry
Biological Psychiatry
Injecting Drug Use
Rankings
Ranking Based On Selection: 12
Koushik Sinha Deb
Metrics
H-Index
i10 Index
Citation Counts
14
18
1,783
Health Technology
Digital Psychiatry
Psychosomatic Medicine
Rankings
Ranking Based On Selection: 13
Anindya Das
Metrics
H-Index
i10 Index
Citation Counts
14
16
563
Rankings
Ranking Based On Selection: 15
Mukesh Swami
Metrics
H-Index
i10 Index
Citation Counts
12
14
654
Consultation Liaison Psychiatry
Substance use disorders
Rankings
Ranking Based On Selection: 17
Roshan Sutar
Metrics
H-Index
i10 Index
Citation Counts
10
10
381
Liaison Psychiatry
Dissociation
Mood disorders
Consciousness
Yoga
Rankings
Ranking Based On Selection: 18
Roshan Bhad
Metrics
H-Index
i10 Index
Citation Counts
10
11
527
Rankings
Ranking Based On Selection: 20
Santanu Nath
Metrics
H-Index
i10 Index
Citation Counts
9
8
238
Organic Psychiatry
Psychopharmacology
Treatment resistance
OCD
Rankings
Ranking Based On Selection: 22
Nileswar Das
Metrics
H-Index
i10 Index
Citation Counts
8
8
370
Rankings
Ranking Based On Selection: 24
Malar Kodi S
Metrics
H-Index
i10 Index
Citation Counts
8
7
176
Rankings
Ranking Based On Selection: 25
Gaurav Sharma
Metrics
H-Index
i10 Index
Citation Counts
7
6
236
Neuro-physiology
Physiology
Psychiatry
Neurology
Rankings
Ranking Based On Selection: 26
Vishal Dhiman Aiims_R
Metrics
H-Index
i10 Index
Citation Counts
6
4
135
Addiction Psychiatry Psychology Neuromodulation
Rankings
Ranking Based On Selection: 27
Vijender Singh
Metrics
H-Index
i10 Index
Citation Counts
6
4
208
Psychopharmacology
Metabolic Syndrome
General adult Psychiatry
Rankings
Ranking Based On Selection: 28
Jawahar Singh Md
Metrics
H-Index
i10 Index
Citation Counts
5
4
116
Psychiatry
Consultation-Liaison Psychiatry
General Psychiatry
Addiction Psychiatry
Rankings
Ranking Based On Selection: 29
Surabhi Thapliyal
Metrics
H-Index
i10 Index
Citation Counts
5
2
89
Epilepsy
Neurodegenerative disorders
Psychiatry disorders
Adverse drug reactions
Rankings
Ranking Based On Selection: 30
Sucharita Mandal
Metrics
H-Index
i10 Index
Citation Counts
4
1
48
Rankings
Ranking Based On Selection: 31
Bharat Udey
Metrics
H-Index
i10 Index
Citation Counts
3
1
27
Addiction Psychiatry
Community Psychiatry
Consultation-liaison
Forensic Psychiatry
Geriatric
Rankings
Ranking Based On Selection: 32
Sreelakshmi V
Metrics
H-Index
i10 Index
Citation Counts
2
2
34