Citation Rankings
Highly Cited Researchers

Latin America Highly Cited Researchers CitationMedical and Health Sciences / Internal Medicine Rankings 2025

The Citation Rankings (Highly Cited Researchers) highlight the most cited and influential researchers across a vast range of scientific fields, covering 197 main and sub-disciplines, including the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings. This service, offered exclusively by AD Scientific Index, aims to provide a balanced perspective by excluding data from CERN and other statistical sources that disproportionately favor certain researchers, particularly in the social sciences and humanities. This unique approach addresses the advantages researchers with multi-author publications and CERN involvement hold over others. Furthermore, citation rankings help uncover rule violations and unethical practices within the research community. For more detailed citation analyses, explore the Scientists Last 6 Years Citation Index, Universities Total Citations Rankings 2025, and Universities Last 6 Years Citations Rankings 2025.

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Total 182 scientist
* Total Citation Counts Rankings
Ranking Based On Selection :1
Argentina
Pascual Rubén Valdez
Medicina Interna
Cuidados críticos
Salud Pública
Bioetica
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
76,110
74,512
0.979
* Total Citation Counts Rankings
Ranking Based On Selection :2
Colombia
Juan Mauricio Pardo-Oviedo
Investigación Clínica
Filosofía de la Ciencia
Educación Médica
Medicina Critica
Medicina Interna
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,667
5,645
0.413
* Total Citation Counts Rankings
Ranking Based On Selection :3
Peru
Alonso Soto
Clinical prediction rules
Chronic diseases
Tuberculosis
Internal Medicine
Evidence Based
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,847
6,760
0.687
* Total Citation Counts Rankings
Ranking Based On Selection :4
Brazil
Ana Pittella Livre Habilitation
Liver Diseases
Internal Medicine
Clinical Trials
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,102
7,044
0.992
* Total Citation Counts Rankings
Ranking Based On Selection :5
Brazil
Elza Muscelli
Diabetes
obesity
insulin secretion
insulin action
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,823
2,630
0.385
* Total Citation Counts Rankings
Ranking Based On Selection :7
Mexico
Silvio A. Ñamendys-Silva
Critical Care
Internal medicine
ARDS
Sepsis
Outcomes
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,637
4,290
0.761
* Total Citation Counts Rankings
Ranking Based On Selection :8
Colombia
Juan Manuel Astaiza Martinez
Medicina interna
Farmacologia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,992
1,686
0.422
* Total Citation Counts Rankings
Ranking Based On Selection :9
Argentina
Fernán González Bernaldo De Quirós Facmi Fiahsi
Internal Medicine
Health Informatics
Clinical Research
Human Physiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,879
1,862
0.480
* Total Citation Counts Rankings
Ranking Based On Selection :10
Colombia
Gregorio Sanchez Vallejo
Medicina Interna
cardiologia
endocrinologia
infectologia
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,479
2,737
0.787
* Total Citation Counts Rankings
Ranking Based On Selection :11
Peru
Marcia Salas Perez
Medicina Interna
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,454
809
0.234
* Total Citation Counts Rankings
Ranking Based On Selection :12
Peru
Edinson Dante Meregildo Rodriguez
Medicina Interna
Emergencias
Cuidado Crítico
Enfermedades infecciosas
Enfermedades crónicas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,221
3,208
0.996
* Total Citation Counts Rankings
Ranking Based On Selection :13
Brazil
Suely Rezende
Thrombosis and Haemostasis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,152
1,935
0.614
* Total Citation Counts Rankings
Ranking Based On Selection :14
Peru
Johan Alexander Azañero Haro
Medicina interna
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,863
2,855
0.997
* Total Citation Counts Rankings
Ranking Based On Selection :15
Colombia
Boris E. Vesga A
Medicina Interna
Cardiología
Intervencionismo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,650
1,650
0.623
* Total Citation Counts Rankings
Ranking Based On Selection :16
Colombia
Luis Alonso Gonzalez Naranjo
Reumatología
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,571
1,631
0.634
* Total Citation Counts Rankings
Ranking Based On Selection :17
Mexico
Alberto Francisco Rubio Guerra
Hipertensión arterial
síndrome metabólico
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,433
1,391
0.572
* Total Citation Counts Rankings
Ranking Based On Selection :18
Colombia
John Duperly
Physical Activity
Healthy Habits
Chronic Diseases
Cardiac Rehabilitation
Medical Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,305
858
0.372
* Total Citation Counts Rankings
Ranking Based On Selection :19
Colombia
Antonio Iglesias Gamarra
Medicina Interna
Inmunología
Reumatología y Enfermedades de los Huesos
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,200
775
0.352
* Total Citation Counts Rankings
Ranking Based On Selection :20
Mexico
Jose Luis Galvez Romero
Medicina Interna
Inmunología
Fitoquímica
Biotecnología
Investigación
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,983
1,862
0.939
* Total Citation Counts Rankings
Ranking Based On Selection :22
Brazil
Marcos Duarte Guimaraes
Medicina Interna
Oncologia
Diagnóstico por Imagem
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,703
968
0.568
* Total Citation Counts Rankings
Ranking Based On Selection :23
Peru
Jose Percy Amado Tineo
Medicina Interna
Educación
Cuidados Paliativos
Urgencias
COVID-19
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,504
1,423
0.946
* Total Citation Counts Rankings
Ranking Based On Selection :24
Venezuela
Freddy Orlando Contreras Santos
Medicina Interna
Diabetes
Hipertensión arterial
Metabolismo
Educación
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,369
488
0.356
* Total Citation Counts Rankings
Ranking Based On Selection :25
Colombia
Yimy F. Medina
Rheumatology
Internal Medicine
Epidemiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,325
785
0.592
* Total Citation Counts Rankings
Rankings
5,080
Argentina
12
1
Ranking Based On Selection: 1
Pascual Rubén Valdez
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
76,110
74,512
0.979
Medicina Interna
Cuidados críticos
Salud Pública
Bioetica
* Total Citation Counts Rankings
Rankings
67,508
Colombia
62
3
Ranking Based On Selection: 2
Juan Mauricio Pardo-Oviedo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
13,667
5,645
0.413
Investigación Clínica
Filosofía de la Ciencia
Educación Médica
Medicina Critica
Medicina Interna
* Total Citation Counts Rankings
Rankings
100,249
Peru
29
2
Ranking Based On Selection: 3
Alonso Soto
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,847
6,760
0.687
Clinical prediction rules
Chronic diseases
Tuberculosis
Internal Medicine
Evidence Based
* Total Citation Counts Rankings
Rankings
144,127
Brazil
2,495
2
Ranking Based On Selection: 4
Ana Pittella Livre Habilitation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,102
7,044
0.992
* Total Citation Counts Rankings
Rankings
150,272
Brazil
2,674
202
Ranking Based On Selection: 5
Elza Muscelli
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,823
2,630
0.385
* Total Citation Counts Rankings
Rankings
176,956
Brazil
3,487
181
Ranking Based On Selection: 6
Cassiano Teixeira
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,809
4,495
0.774
* Total Citation Counts Rankings
Rankings
182,387
Mexico
786
2
Ranking Based On Selection: 7
Silvio A. Ñamendys-Silva
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,637
4,290
0.761
Critical Care
Internal medicine
ARDS
Sepsis
Outcomes
* Total Citation Counts Rankings
Rankings
252,902
Colombia
383
2
Ranking Based On Selection: 8
Juan Manuel Astaiza Martinez
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,992
1,686
0.422
* Total Citation Counts Rankings
Rankings
259,394
Argentina
731
7
Ranking Based On Selection: 9
Fernán González Bernaldo De Quirós Facmi Fiahsi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,879
1,862
0.480
Internal Medicine
Health Informatics
Clinical Research
Human Physiology
* Total Citation Counts Rankings
Rankings
284,927
Colombia
456
4
Ranking Based On Selection: 10
Gregorio Sanchez Vallejo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,479
2,737
0.787
Medicina Interna
cardiologia
endocrinologia
infectologia
* Total Citation Counts Rankings
Rankings
286,759
Peru
125
20
Ranking Based On Selection: 11
Marcia Salas Perez
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,454
809
0.234
* Total Citation Counts Rankings
Rankings
304,265
Peru
137
1
Ranking Based On Selection: 12
Edinson Dante Meregildo Rodriguez
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,221
3,208
0.996
Medicina Interna
Emergencias
Cuidado Crítico
Enfermedades infecciosas
Enfermedades crónicas
* Total Citation Counts Rankings
Rankings
309,759
Brazil
7,931
322
Ranking Based On Selection: 13
Suely Rezende
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,152
1,935
0.614
* Total Citation Counts Rankings
Rankings
335,180
Peru
157
5
Ranking Based On Selection: 14
Johan Alexander Azañero Haro
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,863
2,855
0.997
* Total Citation Counts Rankings
Rankings
356,748
Colombia
658
20
Ranking Based On Selection: 15
Boris E. Vesga A
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,650
1,650
0.623
* Total Citation Counts Rankings
Rankings
365,351
Colombia
684
75
Ranking Based On Selection: 16
Luis Alonso Gonzalez Naranjo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,571
1,631
0.634
* Total Citation Counts Rankings
Rankings
381,213
Mexico
2,360
1
Ranking Based On Selection: 17
Alberto Francisco Rubio Guerra
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,433
1,391
0.572
* Total Citation Counts Rankings
Rankings
397,149
Colombia
806
90
Ranking Based On Selection: 18
John Duperly
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,305
858
0.372
Physical Activity
Healthy Habits
Chronic Diseases
Cardiac Rehabilitation
Medical Education
* Total Citation Counts Rankings
Rankings
411,025
Colombia
869
151
Ranking Based On Selection: 19
Antonio Iglesias Gamarra
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,200
775
0.352
Medicina Interna
Inmunología
Reumatología y Enfermedades de los Huesos
* Total Citation Counts Rankings
Rankings
443,216
Mexico
2,957
5
Ranking Based On Selection: 20
Jose Luis Galvez Romero
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,983
1,862
0.939
Medicina Interna
Inmunología
Fitoquímica
Biotecnología
Investigación
* Total Citation Counts Rankings
Rankings
477,433
Brazil
14,480
1
Ranking Based On Selection: 21
Francischetti Ea
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,783
397
0.223
* Total Citation Counts Rankings
Rankings
492,648
Brazil
15,089
10
Ranking Based On Selection: 22
Marcos Duarte Guimaraes
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,703
968
0.568
Medicina Interna
Oncologia
Diagnóstico por Imagem
* Total Citation Counts Rankings
Rankings
534,510
Peru
366
80
Ranking Based On Selection: 23
Jose Percy Amado Tineo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,504
1,423
0.946
Medicina Interna
Educación
Cuidados Paliativos
Urgencias
COVID-19
* Total Citation Counts Rankings
Rankings
566,933
Venezuela
201
24
Ranking Based On Selection: 24
Freddy Orlando Contreras Santos
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,369
488
0.356
Medicina Interna
Diabetes
Hipertensión arterial
Metabolismo
Educación
* Total Citation Counts Rankings
Rankings
578,146
Colombia
1,710
300
Ranking Based On Selection: 25
Yimy F. Medina
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,325
785
0.592