Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 1.513 Scientists Citation Rankings (Sort by last 6 years Citation Index) - 2025
Discover the world’s highly cited researchers through the AD Scientific Index 2025 Citation Rankings.
These rankings evaluate scientists based on their total and recent citation counts, capturing the breadth and real-time currency of academic recognition. Citation data reveals how widely a scholar’s work is referenced, applied, and extended across diverse disciplines. The rankings are routinely updated to reflect ongoing citation growth, while eliminating distortions from excessive co-authorship and institutional inflation. Premium tools provide access to detailed citation dynamics, unethical citation behavior detection, and field-normalized benchmarking.
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 1
Global Health
Burden of Disease
Premature Mortality
Cardiology
Neurolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
115,559
108,705
0.941
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* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 2
Molecular Imaging
Radiology
Medical Imaging
Biostatistics
Cancer Researc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
98,238
91,856
0.935
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 3
health economics
burden of disease
economic evaluation
health performance assessmen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
98,655
80,537
0.816
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 4
Internal Medicine
Endocrinology
thyroid
diabetes mellitu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
176,936
79,471
0.449
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 5
Public Health
Optometry
Ophthalmology
Visual science
Diabetic retinopath
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
81,376
73,710
0.906
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 6
Ophthalmology
Retin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
73,432
60,447
0.823
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 7
Clinical and pharmacoepidemiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
60,544
55,920
0.924
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 8
Population Healt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53,537
53,298
0.996
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 9
Policy development
mental health and public health
training
research and implementatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
87,792
44,717
0.509
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* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 10
Emergency Medicine
Medical Journalism
Clinical Decision Rules
Rhabdomyolysis
Trauma Managemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33,173
30,970
0.934
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 11
Public Health
Drug abuse
Substance use disorder
Mental health service
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32,161
29,881
0.929
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 12
Infection
Molecular Microbiology
nanomateria
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,583
29,378
0.993
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 13
Clinical Epidemiology
Clinical Prediction Modeling
NCD
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38,198
28,633
0.750
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 14
Surgical Oncology
Cancer
Inflammation
Biostatistic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26,392
26,291
0.996
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 15
Drug design
Drug discovery
Drug analysis
COX
HI
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30,657
26,119
0.852
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 16
epidemiology
diabetic
cardiovascular disease
metabolic syndrome
hypertensio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32,143
23,597
0.734
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 17
Bio-Medical Ethics
Medical Sciences
Microbiology
Global Health
Nano-Biotechnolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,253
21,642
0.931
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 18
reproductive endocrinology
reproductive health
androgen excess
polycystic ovary syndrome
ovarian agein
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,118
20,590
0.732
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 19
Community Medicine
Social Determinants of Health
SDH
Preventive Medicine
Community Healt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,898
19,130
0.915
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 20
nutritio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33,995
17,899
0.527
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 21
Stem cells
Tissue Engineering
MicroRN
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30,961
15,455
0.499
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 22
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,243
14,122
0.483
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 23
Cancer
Epidemiology
Public Health
Global Burden of Disease
Systematic Revie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,200
13,132
0.995
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 24
Biochemical and Genetical aspects of Thyroid Cancer & Adipokine
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,076
11,509
0.546
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 25
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,960
11,021
0.737
* Last 6 Years Citation Counts Rankings
Rankings
513
13
1
Ranking Based On Selection: 1
Seyed Sina Naghibi Irvani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
115,559
108,705
0.941
Global Health
Burden of Disease
Premature Mortality
Cardiology
Neurolog
* Last 6 Years Citation Counts Rankings
Rankings
892
23
2
Ranking Based On Selection: 2
Arvin Haj Mirzaian|Arvin Hajmirzaian
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
98,238
91,856
0.935
Molecular Imaging
Radiology
Medical Imaging
Biostatistics
Cancer Researc
* Last 6 Years Citation Counts Rankings
Rankings
1,261
33
3
Ranking Based On Selection: 3
Nader Jahanmehr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
98,655
80,537
0.816
health economics
burden of disease
economic evaluation
health performance assessmen
* Last 6 Years Citation Counts Rankings
Rankings
1,301
34
4
Ranking Based On Selection: 4
Fereidoun Azizi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
176,936
79,471
0.449
Internal Medicine
Endocrinology
thyroid
diabetes mellitu
* Last 6 Years Citation Counts Rankings
Rankings
1,516
38
5
Ranking Based On Selection: 5
Sare Safi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
81,376
73,710
0.906
Public Health
Optometry
Ophthalmology
Visual science
Diabetic retinopath
* Last 6 Years Citation Counts Rankings
Rankings
2,124
48
6
Ranking Based On Selection: 6
Hamid Ahmadieh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
73,432
60,447
0.823
* Last 6 Years Citation Counts Rankings
Rankings
2,394
54
7
Ranking Based On Selection: 7
Siamak Sabour
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
60,544
55,920
0.924
Clinical and pharmacoepidemiolog
* Last 6 Years Citation Counts Rankings
Rankings
2,573
60
8
Ranking Based On Selection: 8
Mohsen Abbasi Kangevari|Mohsen Abbasi-Kangevari, Mohsen Abbasikangevari
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
53,537
53,298
0.996
* Last 6 Years Citation Counts Rankings
Rankings
3,492
76
9
Ranking Based On Selection: 9
Mohammad Taghi Yasamy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
87,792
44,717
0.509
Policy development
mental health and public health
training
research and implementatio
* Last 6 Years Citation Counts Rankings
Rankings
6,227
122
10
Ranking Based On Selection: 10
Saeed Safari
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33,173
30,970
0.934
Emergency Medicine
Medical Journalism
Clinical Decision Rules
Rhabdomyolysis
Trauma Managemen
Is Your University Ready for the Future?
Compare your institution’s global, national, and city-level ranking with its 20 closest competitors and set strategic goals.
Gain insights from detailed performance analyses of scientists across 13 major disciplines, identify your strengths, improve weaknesses, and gain a competitive edge.. Check Your Free Sample Performance Analysis
* Last 6 Years Citation Counts Rankings
Rankings
6,583
132
11
Ranking Based On Selection: 11
Bahram Armoon
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32,161
29,881
0.929
Public Health
Drug abuse
Substance use disorder
Mental health service
* Last 6 Years Citation Counts Rankings
Rankings
6,752
133
12
Ranking Based On Selection: 12
Mohammad Shahbaz
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,583
29,378
0.993
Infection
Molecular Microbiology
nanomateria
* Last 6 Years Citation Counts Rankings
Rankings
7,010
140
13
Ranking Based On Selection: 13
Davood Khalili
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
38,198
28,633
0.750
Clinical Epidemiology
Clinical Prediction Modeling
NCD
* Last 6 Years Citation Counts Rankings
Rankings
8,072
156
14
Ranking Based On Selection: 14
Rajan Nikbakhsh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
26,392
26,291
0.996
Surgical Oncology
Cancer
Inflammation
Biostatistic
* Last 6 Years Citation Counts Rankings
Rankings
8,159
158
15
Ranking Based On Selection: 15
Afshin Zarghi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30,657
26,119
0.852
Drug design
Drug discovery
Drug analysis
COX
HI
* Last 6 Years Citation Counts Rankings
Rankings
9,605
174
16
Ranking Based On Selection: 16
Farzad Hadaegh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32,143
23,597
0.734
epidemiology
diabetic
cardiovascular disease
metabolic syndrome
hypertensio
* Last 6 Years Citation Counts Rankings
Rankings
11,009
192
17
Ranking Based On Selection: 17
Bahare Salehi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23,253
21,642
0.931
Bio-Medical Ethics
Medical Sciences
Microbiology
Global Health
Nano-Biotechnolog
* Last 6 Years Citation Counts Rankings
Rankings
11,868
199
18
Ranking Based On Selection: 18
Fahimeh Ramezani Tehrani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28,118
20,590
0.732
reproductive endocrinology
reproductive health
androgen excess
polycystic ovary syndrome
ovarian agein
* Last 6 Years Citation Counts Rankings
Rankings
13,183
210
19
Ranking Based On Selection: 19
Ali Asghar Kolahi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,898
19,130
0.915
Community Medicine
Social Determinants of Health
SDH
Preventive Medicine
Community Healt
* Last 6 Years Citation Counts Rankings
Rankings
14,581
220
20
Ranking Based On Selection: 20
Parvin Mirmiran
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
33,995
17,899
0.527
* Last 6 Years Citation Counts Rankings
Rankings
18,176
247
21
Ranking Based On Selection: 21
Masoud Soleimani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30,961
15,455
0.499
Stem cells
Tissue Engineering
MicroRN
* Last 6 Years Citation Counts Rankings
Rankings
20,836
269
22
Ranking Based On Selection: 22
Mohammad Reza Zali
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29,243
14,122
0.483
* Last 6 Years Citation Counts Rankings
Rankings
23,305
287
23
Ranking Based On Selection: 23
Seyed Aria Nejadghaderi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,200
13,132
0.995
Cancer
Epidemiology
Public Health
Global Burden of Disease
Systematic Revie
* Last 6 Years Citation Counts Rankings
Rankings
28,410
329
24
Ranking Based On Selection: 24
Mehdi Hedayati
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21,076
11,509
0.546
Biochemical and Genetical aspects of Thyroid Cancer & Adipokine
* Last 6 Years Citation Counts Rankings
Rankings
30,294
341
25
Ranking Based On Selection: 25
Davood Mansouri
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
14,960
11,021
0.737