Citation Rankings
Highly Cited Researchers

North America Medical and Health Sciences / Health Sciences Highly Cited Researchers 2.248 Scientists Citation Rankings - 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.

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Total 2.248 scientists, 123 country, 1.647 institution
* Total Citation Rankings

Rankings

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227
World Rank
United States
98
Country Rank
Oregon Health & Science University Logo
1
University
Ranking Based On Selection:
1
* Total Citation Rankings

Rankings

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480
World Rank
United States
193
Country Rank
John Ware Research Group Inc Logo
1
University
Ranking Based On Selection:
2
Medical and Health Sciences / Health Sciences
health status and well-being | quality of life | patient reported outcome

Citation Metrics

  • Total
    256,396
  • Last 6 Years
    48,655
  • Last 6 Years / Total
    0.190
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* Total Citation Rankings

Rankings

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545
World Rank
United States
216
Country Rank
Stanford University Logo
16
University
Ranking Based On Selection:
3
Medical and Health Sciences / Health Sciences
Outcomes research | clinical trials | economic evaluation of cardiovascular intervention

Citation Metrics

  • Total
    246,778
  • Last 6 Years
    98,627
  • Last 6 Years / Total
    0.400
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* Total Citation Rankings

Rankings

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1,185
World Rank
United States
497
Country Rank
Harvard University Logo
46
University
Ranking Based On Selection:
4
Medical and Health Sciences / Health Sciences
Patient safety | medication safety | medical informatics | quality | clinical decision suppor

Citation Metrics

  • Total
    173,218
  • Last 6 Years
    46,575
  • Last 6 Years / Total
    0.269
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* Total Citation Rankings

Rankings

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1,210
World Rank
United States
513
Country Rank
Oregon Health & Science University Logo
2
University
Ranking Based On Selection:
5
Medical and Health Sciences / Health Sciences
echocardiography | coronary physiolog

Citation Metrics

  • Total
    171,541
  • Last 6 Years
    31,108
  • Last 6 Years / Total
    0.181
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* Total Citation Rankings

Rankings

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1,330
World Rank
United States
576
Country Rank
Oregon Health & Science University Logo
3
University
Ranking Based On Selection:
6

Citation Metrics

  • Total
    162,759
  • Last 6 Years
    71,522
  • Last 6 Years / Total
    0.439
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* Total Citation Rankings

Rankings

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1,778
World Rank
United States
788
Country Rank
University of California San Diego Logo
18
University
Ranking Based On Selection:
7

Citation Metrics

  • Total
    140,766
  • Last 6 Years
    41,291
  • Last 6 Years / Total
    0.293
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* Total Citation Rankings

Rankings

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2,039
World Rank
United States
924
Country Rank
Oregon Health & Science University Logo
5
University
Ranking Based On Selection:
8
Medical and Health Sciences / Health Sciences
Back pain | shared decision-making | overuse of medical car

Citation Metrics

  • Total
    130,997
  • Last 6 Years
    30,634
  • Last 6 Years / Total
    0.234
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* Total Citation Rankings

Rankings

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2,693
World Rank
Canada
101
Country Rank
Childrens Hospital Eastern Ontario Logo
3
University
Ranking Based On Selection:
9
Medical and Health Sciences / Health Sciences
health | physical activity | sedentary behaviour | outdoor play | movement behaviour

Citation Metrics

  • Total
    113,607
  • Last 6 Years
    61,856
  • Last 6 Years / Total
    0.544
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* Total Citation Rankings

Rankings

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2,751
World Rank
United States
1,283
Country Rank
Stanford University Logo
67
University
Ranking Based On Selection:
10
Medical and Health Sciences / Health Sciences
Healthcare professional well-being | Chronic lymphocytic leukemi

Citation Metrics

  • Total
    112,054
  • Last 6 Years
    65,512
  • Last 6 Years / Total
    0.585
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Smart Institutional Plan

Powerful Insights + Smart Membership = Institutional Success
Unlock 360° Real-Time Institutional Analysis to identify your institution’s strengths and areas for improvement.

* Total Citation Rankings

Rankings

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2,871
World Rank
United States
1,341
Country Rank
University of Maryland Baltimore Logo
3
University
Ranking Based On Selection:
11
Medical and Health Sciences / Health Sciences
Health | Program Evaluation | Health Systems Improvemen

Citation Metrics

  • Total
    110,070
  • Last 6 Years
    88,742
  • Last 6 Years / Total
    0.806
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* Total Citation Rankings

Rankings

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3,191
World Rank
United States
1,505
Country Rank
Oregon Health & Science University Logo
6
University
Ranking Based On Selection:
12

Citation Metrics

  • Total
    103,864
  • Last 6 Years
    40,920
  • Last 6 Years / Total
    0.394
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* Total Citation Rankings

Rankings

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3,264
World Rank
United States
1,539
Country Rank
University of California San Francisco Logo
17
University
Ranking Based On Selection:
13
Medical and Health Sciences / Health Sciences
Health Services Research - Cardiovascular Disease - Clinical Informatic

Citation Metrics

  • Total
    102,705
  • Last 6 Years
    39,736
  • Last 6 Years / Total
    0.387
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* Total Citation Rankings

Rankings

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5,159
World Rank
United States
2,434
Country Rank
James Madison University Logo
1
University
Ranking Based On Selection:
14
Medical and Health Sciences / Health Sciences
Global Health | Maternal & Newborn Health | Communicable and Non-communicable Diseases | Health System

Citation Metrics

  • Total
    84,899
  • Last 6 Years
    80,863
  • Last 6 Years / Total
    0.952
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* Total Citation Rankings

Rankings

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5,041
World Rank
United States
2,381
Country Rank
Johns Hopkins University Logo
33
University
Ranking Based On Selection:
15
Medical and Health Sciences / Health Sciences
patient safety | quality of life | comparative effectiveness | HIV | second victi

Citation Metrics

  • Total
    80,273
  • Last 6 Years
    21,524
  • Last 6 Years / Total
    0.268
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* Total Citation Rankings

Rankings

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5,826
World Rank
Canada
227
Country Rank
McMaster University Logo
36
University
Ranking Based On Selection:
16
Medical and Health Sciences / Health Sciences
Global health | Nonparametric methods | Observer agreement | Methodology for clinical trial

Citation Metrics

  • Total
    73,746
  • Last 6 Years
    39,313
  • Last 6 Years / Total
    0.533
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* Total Citation Rankings

Rankings

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5,947
World Rank
United States
2,794
Country Rank
Harvard University Logo
221
University
Ranking Based On Selection:
17
Medical and Health Sciences / Health Sciences
Health Psychology | Social Epidemiology | Psychological Well-Being | Chronic Diseas

Citation Metrics

  • Total
    72,868
  • Last 6 Years
    43,173
  • Last 6 Years / Total
    0.592
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* Total Citation Rankings

Rankings

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6,059
World Rank
Canada
237
Country Rank
University of Calgary Logo
10
University
Ranking Based On Selection:
18
Medical and Health Sciences / Health Sciences
health services research | quality of care | epidemiology | outcomes researc

Citation Metrics

  • Total
    72,070
  • Last 6 Years
    25,489
  • Last 6 Years / Total
    0.354
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* Total Citation Rankings

Rankings

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6,373
World Rank
United States
2,995
Country Rank
RTI Health Solutions Logo
3
University
Ranking Based On Selection:
19
Medical and Health Sciences / Health Sciences
health services research | patient outcomes | quality of care | evidence-based practic

Citation Metrics

  • Total
    69,900
  • Last 6 Years
    16,117
  • Last 6 Years / Total
    0.231
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* Total Citation Rankings

Rankings

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6,995
World Rank
United States
3,295
Country Rank
Harvard University Logo
256
University
Ranking Based On Selection:
20
Medical and Health Sciences / Health Sciences
health policy | healthcare access | Oncolog

Citation Metrics

  • Total
    65,892
  • Last 6 Years
    25,031
  • Last 6 Years / Total
    0.380
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* Total Citation Rankings

Rankings

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7,531
World Rank
United States
3,547
Country Rank
Oregon Health & Science University Logo
10
University
Ranking Based On Selection:
21
Medical and Health Sciences / Health Sciences
developmental psychopatholog

Citation Metrics

  • Total
    62,953
  • Last 6 Years
    26,772
  • Last 6 Years / Total
    0.425
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* Total Citation Rankings

Rankings

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7,545
World Rank
United States
3,557
Country Rank
Mayo Clinic Logo
29
University
Ranking Based On Selection:
22

Citation Metrics

  • Total
    62,898
  • Last 6 Years
    28,890
  • Last 6 Years / Total
    0.459
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* Total Citation Rankings

Rankings

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8,268
World Rank
United States
3,911
Country Rank
University of Pittsburgh Logo
49
University
Ranking Based On Selection:
23
Medical and Health Sciences / Health Sciences
health services research | heath equity | quality of car

Citation Metrics

  • Total
    59,471
  • Last 6 Years
    16,698
  • Last 6 Years / Total
    0.281
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* Total Citation Rankings

Rankings

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8,366
World Rank
Canada
321
Country Rank
University of Alberta Logo
21
University
Ranking Based On Selection:
24
Medical and Health Sciences / Health Sciences
health services research | quality of care | general internal medicine | evidence-based medicin

Citation Metrics

  • Total
    58,990
  • Last 6 Years
    15,976
  • Last 6 Years / Total
    0.271
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* Total Citation Rankings

Rankings

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8,437
World Rank
United States
3,988
Country Rank
University of Pennsylvania Logo
74
University
Ranking Based On Selection:
25
Medical and Health Sciences / Health Sciences
Medical Oncology | Health Services Researc

Citation Metrics

  • Total
    58,622
  • Last 6 Years
    19,236
  • Last 6 Years / Total
    0.328
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