Top 100 Scientists

Asia Medical and Health Sciences / Internal Medicine 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" (0 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. 

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Total 465 scientist
* Rankings
Ranking Based On Selection :2
Yoshihiro Ogawa
Internal Medicine
Endocrinology and Metabolism
Diabetes
Metrics
H-Index
i10 Index
Citation
125
519
63,084
* Rankings
Ranking Based On Selection :5
In Kyu Lee
Medical science
Diabetes
Metabolic disorder
Diabetic complications
Mitochondrial dysfunction
Metrics
H-Index
i10 Index
Citation
85
363
38,273
* Rankings
Ranking Based On Selection :7
Ehud Grossman
internal medicine
blood pressure. diabetes mellitus
Metrics
H-Index
i10 Index
Citation
69
271
18,386
* Rankings
Ranking Based On Selection :14
Jeong Heo
Hepatology
Gastroenterology
GI Oncology
Metrics
H-Index
i10 Index
Citation
48
140
9,257
* Rankings
Ranking Based On Selection :15
Soo Heon Kwak
Type 2 Diabetes
Gestational Diabetes
Genetics of Diabetes
Metrics
H-Index
i10 Index
Citation
47
104
11,424
* Rankings
Ranking Based On Selection :22
Jae Hyeong Park
Internal Medicine
Cardiology
Strain echocardiography
Heart failure
Pulmonary hypertension
Metrics
H-Index
i10 Index
Citation
40
104
6,318
* Rankings
Ranking Based On Selection :24
Nimer Assy
Internal medicine-Hepatology-Liver Transplantation
Metrics
H-Index
i10 Index
Citation
38
79
6,884
* Rankings
Ranking Based On Selection :25
Jiun-Ling Wang 王竣令醫師
Infectious disease 金黃色葡萄球菌,感染,抗藥性細菌,大腸桿菌,抗生素安全性
Metrics
H-Index
i10 Index
Citation
37
67
3,793
* Rankings
Ranking Based On Selection :29
Javed Yasin Pathan
Diabetes
Hypertension
Obesity
Nutrition
Chemistry and biotechnology
Metrics
H-Index
i10 Index
Citation
35
77
3,673
* Rankings
Ranking Based On Selection :31
Shahram Agah
colorectal
Endoscopy & Endosonography
Chronic liver disease
H.pylori
Metrics
H-Index
i10 Index
Citation
33
83
3,523
* Rankings
Ranking Based On Selection :35
OP Gupta
internal Medicine
cardiovascular disease
echocardiography
Metrics
H-Index
i10 Index
Citation
33
101
3,819
* Rankings
Ranking Based On Selection :36
Awad Al-Omari
ICU
Critical Care
Infectious Disease
Internal Medicine
MERS-CoV
Metrics
H-Index
i10 Index
Citation
32
57
6,109
* Rankings
Ranking Based On Selection :37
Feroze Kaliyadan
dermatology
medical informatics
medical education
clinical photography
telemedicine
Metrics
H-Index
i10 Index
Citation
32
93
4,923
* Rankings
Ranking Based On Selection :38
Sang Soo Kim
Diabetic Nephropathy
Hypothalamic metabolism
Metrics
H-Index
i10 Index
Citation
32
85
3,747
* Rankings
Ranking Based On Selection :40
Sung-Hoon Moon
Pancreas
Biliary Tract
IgG4-related disease
Autoimmune pancreatitis
Metrics
H-Index
i10 Index
Citation
31
60
4,281
* Rankings
Ranking Based On Selection :42
Shih-Hung Tsai
internal medicine
emergency medicine
vascular biology
Metrics
H-Index
i10 Index
Citation
31
88
2,980
* Rankings
Ranking Based On Selection :46
Young Hwan Hwang
Medical Genetics
ADPKD
chronic kidney disease
Metrics
H-Index
i10 Index
Citation
29
61
2,661
* Rankings
Ranking Based On Selection :47
Ammar Waham Ashor
Clinical Nutrition
Metabolic Medicine
Ageing
Metrics
H-Index
i10 Index
Citation
28
32
3,878
* Rankings
Ranking Based On Selection :48
Jonggi Choi
Medicine
Internal Medicine
Gastroenterology
Hepatology
Metrics
H-Index
i10 Index
Citation
28
48
2,614
* Rankings
Ranking Based On Selection :49
Tomer Avni
Internal Medicine
Infectious Diseases
Metrics
H-Index
i10 Index
Citation
28
42
4,192
* Rankings
Ranking Based On Selection :53
Chan Joo Lee
heart failure
hypertension
familial hypercholesterolemia
Metrics
H-Index
i10 Index
Citation
26
62
2,823
* Rankings
Ranking Based On Selection :54
Charu Sharma
Ocular pharmacology
QSAR
Drug designing
Drug screening for ophthalmic and cardiovascular diseases
Metabolic syndrome
Metrics
H-Index
i10 Index
Citation
25
54
2,319
* Rankings
Ranking Based On Selection :55
Kihwan Kwon
Medicine
Cardiology
vascular biology
Interventional cardiology
Biomedical engineering
Metrics
H-Index
i10 Index
Citation
25
43
1,984
* Rankings
Ranking Based On Selection :60
Touraj Ahmadi Jouybari
internal medicine
poisoning
legal medicine
suicide
pharmacology
Metrics
H-Index
i10 Index
Citation
23
51
1,769
* Rankings
Ranking Based On Selection :65
Dicky Tahapary
diabetes
obesity
endocrinology
thyroid
pituitary
Metrics
H-Index
i10 Index
Citation
22
38
1,990
* Rankings
Ranking Based On Selection :66
Zohaib Yousaf
Clinical Research
COVID-19
Internal Medicine
Point of Care Ultrasound
Medical Education
Metrics
H-Index
i10 Index
Citation
22
33
1,604
* Rankings
Ranking Based On Selection :76
Keishi Kanno
General Medicine
Liver Disease
Lifestyle-related Disease
Metrics
H-Index
i10 Index
Citation
21
33
1,589
* Rankings
Ranking Based On Selection :81
Rano Mal Piryani
Internal Medicine
Chest Medicine
Medical Education
Bioethics
Metrics
H-Index
i10 Index
Citation
20
34
1,442
* Rankings
Ranking Based On Selection :85
Praveen Weeratunga
Internal Medicine
Immunology
Infectious disease
Medical Education
Metrics
H-Index
i10 Index
Citation
19
30
2,165
* Rankings
Ranking Based On Selection :88
Hussein Ageely
Internal Medicine
Gastroenterology
Medical Education
Metrics
H-Index
i10 Index
Citation
19
34
1,371
* Rankings
Ranking Based On Selection :90
Zohre Eftekhari
Vaccine and Biological Products Production
Non clinical studies of Vaccines &Biological drugs
Internal medicine
Animal model
Metrics
H-Index
i10 Index
Citation
19
26
1,522
* Rankings
Ranking Based On Selection :99
Ping-Chih Hsu
lung cancer
thoracic medicine
critical care medicine
Metrics
H-Index
i10 Index
Citation
17
29
1,166
Rankings
Ranking Based On Selection: 1
Reza Malekzadeh
Metrics
H-Index
i10 Index
Citation Counts
152
741
346,813
Rankings
Ranking Based On Selection: 2
Yoshihiro Ogawa
Metrics
H-Index
i10 Index
Citation Counts
125
519
63,084
Internal Medicine
Endocrinology and Metabolism
Diabetes
Rankings
Ranking Based On Selection: 3
Ching Lung Lai
Metrics
H-Index
i10 Index
Citation Counts
125
515
71,803
Rankings
Ranking Based On Selection: 4
Yoshiya Tanaka
Metrics
H-Index
i10 Index
Citation Counts
108
819
60,507
Rankings
Ranking Based On Selection: 5
In Kyu Lee
Metrics
H-Index
i10 Index
Citation Counts
85
363
38,273
Medical science
Diabetes
Metabolic disorder
Diabetic complications
Mitochondrial dysfunction
Rankings
Ranking Based On Selection: 6
Wang Shuang
Metrics
H-Index
i10 Index
Citation Counts
69
464
21,327
Rankings
Ranking Based On Selection: 7
Ehud Grossman
Metrics
H-Index
i10 Index
Citation Counts
69
271
18,386
internal medicine
blood pressure. diabetes mellitus
Rankings
Ranking Based On Selection: 8
Kamran B Lankarani
Metrics
H-Index
i10 Index
Citation Counts
64
314
17,169
Rankings
Ranking Based On Selection: 9
Bhumsuk Keam
Metrics
H-Index
i10 Index
Citation Counts
63
239
17,869
Rankings
Ranking Based On Selection: 10
Sae Won Han
Metrics
H-Index
i10 Index
Citation Counts
62
214
13,049
Rankings
Ranking Based On Selection: 12
Hamidon BB|Basri HB, Basri H
Metrics
H-Index
i10 Index
Citation Counts
50
154
8,635
Rankings
Ranking Based On Selection: 14
Jeong Heo
Metrics
H-Index
i10 Index
Citation Counts
48
140
9,257
Rankings
Ranking Based On Selection: 15
Soo Heon Kwak
Metrics
H-Index
i10 Index
Citation Counts
47
104
11,424
Type 2 Diabetes
Gestational Diabetes
Genetics of Diabetes
Rankings
Ranking Based On Selection: 16
Sun Wook Cho
Metrics
H-Index
i10 Index
Citation Counts
47
96
6,239
Rankings
Ranking Based On Selection: 17
Soo Wan Kim
Metrics
H-Index
i10 Index
Citation Counts
46
221
8,334
Rankings
Ranking Based On Selection: 18
Yumie Rhee
Metrics
H-Index
i10 Index
Citation Counts
45
150
7,391
Rankings
Ranking Based On Selection: 19
Chang Ho Kim
Metrics
H-Index
i10 Index
Citation Counts
43
158
7,056
Rankings
Ranking Based On Selection: 20
Farhad Shahram
Metrics
H-Index
i10 Index
Citation Counts
42
128
8,154
Rankings
Ranking Based On Selection: 21
Ahmadreza Jamshidi
Metrics
H-Index
i10 Index
Citation Counts
41
156
7,690
Rankings
Ranking Based On Selection: 22
Jae Hyeong Park
Metrics
H-Index
i10 Index
Citation Counts
40
104
6,318
Internal Medicine
Cardiology
Strain echocardiography
Heart failure
Pulmonary hypertension
Rankings
Ranking Based On Selection: 23
Dae Ho Lee
Metrics
H-Index
i10 Index
Citation Counts
38
82
3,998
Rankings
Ranking Based On Selection: 24
Nimer Assy
Metrics
H-Index
i10 Index
Citation Counts
38
79
6,884
Internal medicine-Hepatology-Liver Transplantation
Rankings
Ranking Based On Selection: 25
Jiun-Ling Wang 王竣令醫師
Metrics
H-Index
i10 Index
Citation Counts
37
67
3,793
Infectious disease 金黃色葡萄球菌,感染,抗藥性細菌,大腸桿菌,抗生素安全性
Rankings
Ranking Based On Selection: 26
Tariq A Madani
Metrics
H-Index
i10 Index
Citation Counts
36
66
10,301
Rankings
Ranking Based On Selection: 27
Chang Min Cho
Metrics
H-Index
i10 Index
Citation Counts
36
68
3,370
Rankings
Ranking Based On Selection: 28
In-Jae Oh
Metrics
H-Index
i10 Index
Citation Counts
35
100
4,766
Rankings
Ranking Based On Selection: 29
Javed Yasin Pathan
Metrics
H-Index
i10 Index
Citation Counts
35
77
3,673
Diabetes
Hypertension
Obesity
Nutrition
Chemistry and biotechnology
Rankings
Ranking Based On Selection: 31
Shahram Agah
Metrics
H-Index
i10 Index
Citation Counts
33
83
3,523
colorectal
Endoscopy & Endosonography
Chronic liver disease
H.pylori
Rankings
Ranking Based On Selection: 32
Mohsen Moghadami
Metrics
H-Index
i10 Index
Citation Counts
33
84
5,696
Rankings
Ranking Based On Selection: 33
Nematollah Jonaidi Jafari
Metrics
H-Index
i10 Index
Citation Counts
33
87
4,036
Rankings
Ranking Based On Selection: 35
OP Gupta
Metrics
H-Index
i10 Index
Citation Counts
33
101
3,819
internal Medicine
cardiovascular disease
echocardiography
Rankings
Ranking Based On Selection: 36
Awad Al-Omari
Metrics
H-Index
i10 Index
Citation Counts
32
57
6,109
ICU
Critical Care
Infectious Disease
Internal Medicine
MERS-CoV
Rankings
Ranking Based On Selection: 37
Feroze Kaliyadan
Metrics
H-Index
i10 Index
Citation Counts
32
93
4,923
dermatology
medical informatics
medical education
clinical photography
telemedicine
Rankings
Ranking Based On Selection: 38
Sang Soo Kim
Metrics
H-Index
i10 Index
Citation Counts
32
85
3,747
Rankings
Ranking Based On Selection: 39
Pradana Soewondo
Metrics
H-Index
i10 Index
Citation Counts
31
61
4,571
Rankings
Ranking Based On Selection: 40
Sung-Hoon Moon
Metrics
H-Index
i10 Index
Citation Counts
31
60
4,281
Pancreas
Biliary Tract
IgG4-related disease
Autoimmune pancreatitis
Rankings
Ranking Based On Selection: 41
Jae Han Jeon
Metrics
H-Index
i10 Index
Citation Counts
31
57
2,992
Rankings
Ranking Based On Selection: 42
Shih-Hung Tsai
Metrics
H-Index
i10 Index
Citation Counts
31
88
2,980
internal medicine
emergency medicine
vascular biology
Rankings
Ranking Based On Selection: 43
Marcellus Simadibrata
Metrics
H-Index
i10 Index
Citation Counts
30
65
6,608
Rankings
Ranking Based On Selection: 44
Muhammad Miftahussurur
Metrics
H-Index
i10 Index
Citation Counts
29
59
2,635
Rankings
Ranking Based On Selection: 45
Ng Yee Sien
Metrics
H-Index
i10 Index
Citation Counts
29
48
3,158
Rankings
Ranking Based On Selection: 46
Young Hwan Hwang
Metrics
H-Index
i10 Index
Citation Counts
29
61
2,661
Rankings
Ranking Based On Selection: 47
Ammar Waham Ashor
Metrics
H-Index
i10 Index
Citation Counts
28
32
3,878
Rankings
Ranking Based On Selection: 48
Jonggi Choi
Metrics
H-Index
i10 Index
Citation Counts
28
48
2,614
Medicine
Internal Medicine
Gastroenterology
Hepatology
Rankings
Ranking Based On Selection: 49
Tomer Avni
Metrics
H-Index
i10 Index
Citation Counts
28
42
4,192
Rankings
Ranking Based On Selection: 50
Min Kwang Byun
Metrics
H-Index
i10 Index
Citation Counts
28
49
2,362
Rankings
Ranking Based On Selection: 51
Raymond Farah
Metrics
H-Index
i10 Index
Citation Counts
28
68
3,146
Rankings
Ranking Based On Selection: 52
Jun Sung Moon
Metrics
H-Index
i10 Index
Citation Counts
27
54
2,176
Rankings
Ranking Based On Selection: 53
Chan Joo Lee
Metrics
H-Index
i10 Index
Citation Counts
26
62
2,823
heart failure
hypertension
familial hypercholesterolemia
Rankings
Ranking Based On Selection: 54
Charu Sharma
Metrics
H-Index
i10 Index
Citation Counts
25
54
2,319
Ocular pharmacology
QSAR
Drug designing
Drug screening for ophthalmic and cardiovascular diseases
Metabolic syndrome
Rankings
Ranking Based On Selection: 55
Kihwan Kwon
Metrics
H-Index
i10 Index
Citation Counts
25
43
1,984
Medicine
Cardiology
vascular biology
Interventional cardiology
Biomedical engineering
Rankings
Ranking Based On Selection: 56
Hae Ok Jung
Metrics
H-Index
i10 Index
Citation Counts
25
62
1,985
Rankings
Ranking Based On Selection: 57
Hyun Woong Lee
Metrics
H-Index
i10 Index
Citation Counts
24
42
1,997
Rankings
Ranking Based On Selection: 58
Il-Young Jang
Metrics
H-Index
i10 Index
Citation Counts
23
40
1,662
Rankings
Ranking Based On Selection: 59
Sourya Acharya
Metrics
H-Index
i10 Index
Citation Counts
23
72
3,004
Rankings
Ranking Based On Selection: 60
Touraj Ahmadi Jouybari
Metrics
H-Index
i10 Index
Citation Counts
23
51
1,769
internal medicine
poisoning
legal medicine
suicide
pharmacology
Rankings
Ranking Based On Selection: 61
Yu Ah Hong
Metrics
H-Index
i10 Index
Citation Counts
23
50
1,846
Rankings
Ranking Based On Selection: 62
Mohammad Ali Mashhadi
Metrics
H-Index
i10 Index
Citation Counts
23
41
1,526
Rankings
Ranking Based On Selection: 63
Jae Hwa Cho
Metrics
H-Index
i10 Index
Citation Counts
23
41
1,668
Rankings
Ranking Based On Selection: 64
Dyah Purnamasari S
Metrics
H-Index
i10 Index
Citation Counts
22
39
2,342
Rankings
Ranking Based On Selection: 65
Dicky Tahapary
Metrics
H-Index
i10 Index
Citation Counts
22
38
1,990
Rankings
Ranking Based On Selection: 66
Zohaib Yousaf
Metrics
H-Index
i10 Index
Citation Counts
22
33
1,604
Clinical Research
COVID-19
Internal Medicine
Point of Care Ultrasound
Medical Education
Rankings
Ranking Based On Selection: 67
Varun Dhir
Metrics
H-Index
i10 Index
Citation Counts
22
51
1,985
Rankings
Ranking Based On Selection: 68
Pravesh Kumar Bundhun
Metrics
H-Index
i10 Index
Citation Counts
22
38
1,660
Rankings
Ranking Based On Selection: 69
Wael M El Deeb
Metrics
H-Index
i10 Index
Citation Counts
22
40
1,329
Rankings
Ranking Based On Selection: 70
MONICA GUPTA
Metrics
H-Index
i10 Index
Citation Counts
22
83
2,753
Rankings
Ranking Based On Selection: 71
Ali Ali Asgari
Metrics
H-Index
i10 Index
Citation Counts
22
29
2,035
Gastroentrology
Internal medicine
Medical education
Rankings
Ranking Based On Selection: 72
Lan Ho Pham
Metrics
H-Index
i10 Index
Citation Counts
21
37
2,322
Rankings
Ranking Based On Selection: 73
internal medicine
gastroenterology
fatty liver
IBD
GBD
Rankings
Ranking Based On Selection: 74
Akbari Kamrani Ahmad Ali
Metrics
H-Index
i10 Index
Citation Counts
21
39
1,287
Rankings
Ranking Based On Selection: 75
Maimon Nimrod
Metrics
H-Index
i10 Index
Citation Counts
21
39
2,166
Rankings
Ranking Based On Selection: 76
Keishi Kanno
Hiroshima University Higashihiroshima, Japan Japan
Metrics
H-Index
i10 Index
Citation Counts
21
33
1,589
General Medicine
Liver Disease
Lifestyle-related Disease
Rankings
Ranking Based On Selection: 77
Hitoshi Goto
Metrics
H-Index
i10 Index
Citation Counts
21
36
2,525
Rankings
Ranking Based On Selection: 78
Mesbah Shams
Metrics
H-Index
i10 Index
Citation Counts
20
28
1,338
Rankings
Ranking Based On Selection: 79
Aru Sudoyo
Metrics
H-Index
i10 Index
Citation Counts
20
31
3,713
Rankings
Ranking Based On Selection: 80
Faranak Sharifi
Metrics
H-Index
i10 Index
Citation Counts
20
29
1,805
Rankings
Ranking Based On Selection: 81
Rano Mal Piryani
Metrics
H-Index
i10 Index
Citation Counts
20
34
1,442
Internal Medicine
Chest Medicine
Medical Education
Bioethics
Rankings
Ranking Based On Selection: 82
Daniel Flusser
Metrics
H-Index
i10 Index
Citation Counts
20
29
1,770
Rankings
Ranking Based On Selection: 83
Jung Guk Kim
Metrics
H-Index
i10 Index
Citation Counts
20
23
2,113
Rankings
Ranking Based On Selection: 84
Chiao-En Wu
Metrics
H-Index
i10 Index
Citation Counts
19
37
1,150
Rankings
Ranking Based On Selection: 85
Praveen Weeratunga
Metrics
H-Index
i10 Index
Citation Counts
19
30
2,165
Internal Medicine
Immunology
Infectious disease
Medical Education
Rankings
Ranking Based On Selection: 86
Lai Tai Shuan
Metrics
H-Index
i10 Index
Citation Counts
19
32
1,353
Rankings
Ranking Based On Selection: 87
Yun Jung Park
Metrics
H-Index
i10 Index
Citation Counts
19
27
1,313
Rankings
Ranking Based On Selection: 88
Hussein Ageely
Metrics
H-Index
i10 Index
Citation Counts
19
34
1,371
Internal Medicine
Gastroenterology
Medical Education
Rankings
Ranking Based On Selection: 89
Manjunatha Hande
Metrics
H-Index
i10 Index
Citation Counts
19
33
918
Rankings
Ranking Based On Selection: 90
Zohre Eftekhari
Metrics
H-Index
i10 Index
Citation Counts
19
26
1,522
Vaccine and Biological Products Production
Non clinical studies of Vaccines &Biological drugs
Internal medicine
Animal model
Rankings
Ranking Based On Selection: 91
Dr Muhammad Khurram
Metrics
H-Index
i10 Index
Citation Counts
19
31
1,398
Rankings
Ranking Based On Selection: 92
Nafiseh Abdolahi
Metrics
H-Index
i10 Index
Citation Counts
19
26
904
Rankings
Ranking Based On Selection: 93
Cleopas Martin Rumende
Metrics
H-Index
i10 Index
Citation Counts
18
32
4,841
Rankings
Ranking Based On Selection: 94
Chang-Yun Yoon
Metrics
H-Index
i10 Index
Citation Counts
18
27
1,551
Rankings
Ranking Based On Selection: 95
A Habib
Metrics
H-Index
i10 Index
Citation Counts
18
22
929
Rankings
Ranking Based On Selection: 96
Jung Won Lee
Metrics
H-Index
i10 Index
Citation Counts
18
24
1,213
Rankings
Ranking Based On Selection: 97
אריאל פורר
Metrics
H-Index
i10 Index
Citation Counts
18
21
3,413
internal medicine
cardiology
endothelial dysfunction
Rankings
Ranking Based On Selection: 98
Akihisa Kataoka
Metrics
H-Index
i10 Index
Citation Counts
18
33
1,366
Rankings
Ranking Based On Selection: 99
Ping-Chih Hsu
Metrics
H-Index
i10 Index
Citation Counts
17
29
1,166
lung cancer
thoracic medicine
critical care medicine
Rankings
Ranking Based On Selection: 100
Young Su Joo
Metrics
H-Index
i10 Index
Citation Counts
17
29
888