World's Best Scientists 2026 revealed!
Ralph I. Horwitz

Ralph I. Horwitz

D-Index & Metrics

Medicine

D-Index
96
Citations
49208
World Ranking
9496
National Ranking
4898

Ralph I. Horwitz publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Ralph I. Horwitz sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 611 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 283 publications — 13th percentile

13% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

Ralph I. Horwitz D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Ralph I. Horwitz sits on this spectrum.

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 400 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 96 D-Index — 53rd percentile

53% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Research.com Recognitions

  • 1997 - Member of the National Academy of Medicine (NAM)
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians

Overview

Ralph I. Horwitz is affiliated with Temple University in the United States and has contributed to the field of Medicine with a focus spanning multiple subfields such as General Health Professions, Public Health, Environmental and Occupational Health, Psychiatry and Mental Health, Clinical Psychology, and Economics and Econometrics.

Their publication record includes work on healthcare systems, quality, and clinical reasoning, with particular attention to topics such as Healthcare cost, quality, and practices; Health Systems, Economic Evaluations, and Quality of Life; Patient-Provider Communication in Healthcare; Clinical Reasoning and Diagnostic Skills; Fibromyalgia and Chronic Fatigue Syndrome Research; and COVID-19 research and impacts.

Recent papers authored or coauthored by Ralph I. Horwitz include:

  • "Clinimetric Criteria for Patient-Reported Outcome Measures," 2021, Psychotherapy and Psychosomatics
  • "Biosocial Pathogenesis," 2022, Psychotherapy and Psychosomatics
  • "Biosocial medicine: Biology, biography, and the tailored care of the patient," 2021, SSM - Population Health
  • "Clinical Interviewing: An Essential but Neglected Method of Medicine," 2024, Psychotherapy and Psychosomatics
  • "Falling down the biological rabbit hole: Epstein-Barr virus, biography, and multiple sclerosis," 2022, Journal of Clinical Investigation

Ralph I. Horwitz has frequently published in:

  • Psychotherapy and Psychosomatics
  • The American Journal of Medicine
  • Journal of Clinical Epidemiology
  • SSM - Population Health
  • PLOS mental health.

Frequent collaborators include:

  • Mark R. Cullen
  • Burton H. Singer
  • Allison Hayes-Conroy
  • Ida Sim
  • McKayla Mawn

Their recognized affiliations with professional organizations include being a Member of the National Academy of Medicine (NAM) since 1997 and a Member of the Association of American Physicians.

Best Publications

  • Clarifying Confusion: The Confusion Assessment Method: A New Method for Detection of Delirium

    S K Inouye;C H van Dyck;C A Alessi;S Balkin

  • Randomized, controlled trials, observational studies, and the hierarchy of research designs.

    John Concato;Nirav Shah;Ralph I. Horwitz

  • A multifactorial intervention to reduce the risk of falling among elderly people living in the community.

    Mary E. Tinetti;Dorothy I. Baker;Gail McAvay;Elizabeth B. Claus

  • The Effect of Acute Renal Failure on Mortality: A Cohort Analysis

    Elliott M. Levy;Catherine M. Viscoli;Ralph I. Horwitz

  • Price of Adaptation—Allostatic Load and Its Health Consequences: MacArthur Studies of Successful Aging

    Teresa E. Seeman;Burton H. Singer;John W. Rowe;Ralph I. Horwitz

  • The Use of β-Agonists and the Risk of Death and near Death from Asthma

    W O Spitzer;S Suissa;P Ernst;R I Horwitz

  • Emotional support and survival after myocardial infarction. A prospective, population-based study of the elderly.

    Lisa F. Berkman;Linda Leo-Summers;Ralph I. Horwitz

  • A clinical trial of estrogen-replacement therapy after ischemic stroke

    Catherine M. Viscoli;Lawrence M. Brass;Walter N. Kernan;Philip M. Sarrel

  • A predictive model for delirium in hospitalized elderly medical patients based on admission characteristics.

    Sharon K. Inouye;Catherine M. Viscoli;Ralph I. Horwitz;Leslie D. Hurst

  • Importance of Functional Measures in Predicting Mortality Among Older Hospitalized Patients

    Sharon K. Inouye;Peter N. Peduzzi;Julie T. Robison;John S. Hughes

  • Problems in the “Evidence” of “Evidence-Based Medicine”

    Alvan R Feinstein;Ralph I Horwitz

  • Phenylpropanolamine and the Risk of Hemorrhagic Stroke

    Walter N. Kernan;Catherine M. Viscoli;Lawrence M. Brass;Joseph P. Broderick

  • Stratified randomization for clinical trials.

    Walter N. Kernan;Catherine M. Viscoli;Robert W. Makuch;Lawrence M. Brass;Lawrence M. Brass

  • Treatment adherence and risk of death after a myocardial infarction.

    R.I. Horwitz;C.M. Viscoli;R.M. Donaldson;C.J. Murray

  • Predictors of readmission among elderly survivors of admission with heart failure.

    Harlan M. Krumholz;Ya-Ting Chen;Yun Wang;Viola Vaccarino

  • Risk Factors for Reported Elder Abuse and Neglect: A Nine-Year Observational Cohort Study

    Mark S. Lachs;Christianna Williams;Shelley O'Brien;Leslie Hurst

  • Correlates and impact on outcomes of worsening renal function in patients > or =65 years of age with heart failure.

    Harlan M Krumholz;Ya-Ting Chen;Viola Vaccarino;Yun Wang

  • Vascular comorbidity is associated with more rapid disability progression in multiple sclerosis

    Ruth Ann M Marrie;R. Rudick;R. Horwitz;G. Cutter

  • A cohort analysis of excess mortality in asthma and the use of inhaled beta-agonists.

    S Suissa;P Ernst;J F Boivin;R I Horwitz

  • Emotional Support and Survival after Myocardial Infarction

    Lisa F. Berkman;Linda Leo-Summers;Ralph I. Horwitz

Frequent Co-Authors

Alvan R. Feinstein
Alvan R. Feinstein Yale University
John Concato
John Concato Yale University
Sarah M. Horwitz
Sarah M. Horwitz New York University
Lisa F. Berkman
Lisa F. Berkman Harvard University
Samy Suissa
Samy Suissa McGill University
Joann G. Elmore
Joann G. Elmore University of California, Los Angeles
Harlan M. Krumholz
Harlan M. Krumholz Yale University
Sharon K. Inouye
Sharon K. Inouye Harvard Medical School
Burton H. Singer
Burton H. Singer University of Florida
Jeannette R. Ickovics
Jeannette R. Ickovics Yale University

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