World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
107
Citations
86725
World Ranking
6088
National Ranking
3261

Richard F. Hamman 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 Richard F. Hamman 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: 358 publications — 29th percentile

29% of scientists in this discipline score the same or lower.

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

Richard F. Hamman 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 Richard F. Hamman 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: 107 D-Index — 70th percentile

70% 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

  • 1996 - Kelly West Award, American Diabetes Association

Overview

Richard F. Hamman is affiliated with the University of Colorado Anschutz Medical Campus in the United States. Their research primarily spans the fields of Medicine and Biochemistry, Genetics and Molecular Biology, with a particular focus on Endocrinology, Diabetes and Metabolism. The subfields also include Genetics, Molecular Biology, Environmental Chemistry, and Physiology.

The main topics covered in their work include:

  • Diabetes Management and Research
  • Diabetes and associated disorders
  • Diabetes Treatment and Management
  • Diabetes, Cardiovascular Risks, and Lipoproteins
  • Per- and polyfluoroalkyl substances research
  • Metabolism, Diabetes, and Cancer
  • Diabetes Management and Education

Hamman's frequent co-authors include Dana Dabelea, Elizabeth J. Mayer-Davis, Jean M. Lawrence, Catherine Pihoker, and Ronald Goldberg. They have published extensively, with prominent venues including Diabetes Care, UNC Libraries, Pediatric Diabetes, Environmental Health Perspectives, and JAMA.

Recent notable publications include:

  • Trends in Prevalence of Type 1 and Type 2 Diabetes in Children and Adolescents in the US, 2001-2017, 2021, JAMA
  • Trends in Incidence of Type 1 and Type 2 Diabetes Among Youths - Selected Counties and Indian Reservations, United States, 2002-2015, 2020, MMWR Morbidity and Mortality Weekly Report
  • Effect of Metformin and Lifestyle Interventions on Mortality in the Diabetes Prevention Program and Diabetes Prevention Program Outcomes Study, 2021, Diabetes Care
  • Effects of a community gardening intervention on diet, physical activity, and anthropometry outcomes in the USA (CAPS): an observer-blind, randomised controlled trial, 2023, The Lancet Planetary Health
  • Prenatal Exposure to Per- and Polyfluoroalkyl Substances, Umbilical Cord Blood DNA Methylation, and Cardio-Metabolic Indicators in Newborns: The Healthy Start Study, 2020, Environmental Health Perspectives

Their contributions to Diabetes Care are particularly significant, with 14 publications in that journal. Additionally, they have contributed 14 works through UNC Libraries and 5 publications in Pediatric Diabetes.

In recognition of their work, Richard F. Hamman received the Kelly West Award from the American Diabetes Association in 1996.

Best Publications

  • Reduction in the incidence of type 2 diabetes with lifestyle intervention or metformin

    W. C. Knowler;E. Barrett-connor;S. E. Fowler;R. F. Hamman

  • Global Prevalence and Major Risk Factors of Diabetic Retinopathy

    Joanne W.Y. Yau;Sophie L. Rogers;Ryo Kawasaki;Ecosse L. Lamoureux;Ecosse L. Lamoureux

  • 10-year follow-up of diabetes incidence and weight loss in the Diabetes Prevention Program Outcomes Study.

    William C Knowler;Sarah E Fowler;Richard F Hamman

  • Ankle brachial index combined with Framingham risk score to predict cardiovascular events and mortality: A meta-analysis

    F.G.R. Fowkes;G.D. Murray;I. Butcher;C.L. Heald

  • Prevalence of Type 1 and Type 2 Diabetes Among Children and Adolescents From 2001 to 2009

    Dana Dabelea;Elizabeth Jane Mayer-Davis;Sharon Saydah;Giuseppina Imperatore

  • Effect of Weight Loss With Lifestyle Intervention on Risk of Diabetes

    Richard F. Hamman;Rena R. Wing;Sharon L. Edelstein;John M. Lachin

  • The prevalence of diabetic retinopathy among adults in the United States.

    Kempen Jh;O'Colmain Bj;Leske Mc;Haffner Sm

  • Adult respiratory distress syndrome: risk with common predispositions.

    Alpha A. Fowler;Richard F. Hamman;James T. Good;Kim N. Benson

  • Increasing Prevalence of Gestational Diabetes Mellitus (GDM) Over Time and by Birth Cohort: Kaiser Permanente of Colorado GDM Screening Program

    Dana Dabelea;Janet K. Snell-Bergeon;Cynthia L. Hartsfield;Kimberly J. Bischoff

  • Insulin Sensitivity and Atherosclerosis

    George Howard;Daniel H. O’Leary;Daniel Zaccaro;Steve Haffner

  • The Burden of Diabetes Mellitus Among US Youth: Prevalence Estimates From the SEARCH for Diabetes in Youth Study

    Angela D Liese;Ralph B D'Agostino;Richard F Hamman

  • Predictors of Progression From Impaired Glucose Tolerance to NIDDM: An Analysis of Six Prospective Studies

    S L Edelstein;W C Knowler;R P Bain;R Andres

  • The Diabetes Prevention Program: Design and methods for a clinical trial in the prevention of type 2 diabetes

    G. A. Bray;K. S. Polonsky;P. G. Watson;R. B. Goldberg

  • The Cost-Effectiveness of Lifestyle Modification or Metformin in Preventing Type 2 Diabetes in Adults with Impaired Glucose Tolerance

    William H. Herman;Thomas J. Hoerger;Michael Brandle;Katherine Hicks

  • DIABETES INCIDENCE AND PREVALENCE IN PIMA INDIANS: A 19-FOLD GREATER INCIDENCE THAN IN ROCHESTER, MINNESOTA

    William C. Knowler;Peter H. Bennett;Richard F. Hamman;Max Miller

  • Effect of Diagnostic Criteria on the Prevalence of Peripheral Arterial Disease The San Luis Valley Diabetes Study

    William R. Hiatt;Sharon Hoag;Richard F. Hamman

  • Achieving weight and activity goals among diabetes prevention program lifestyle participants.

    Rena R Wing;Richard F Hamman;George A Bray;Linda Delahanty

  • The insulin resistance atherosclerosis study (IRAS) objectives, design, and recruitment results.

    Lynne E. Wagenknecht;Elizabeth J. Mayer;Marian Rewers;Steven Haffner

  • The Effect of Insulin Treatment on Insulin Secretion and Insulin Action in Type II Diabetes Mellitus

    W T Garvey;J M Olefsky;J Griffin;R F Hamman

  • Global prevalence and major risk factors of diabetic retinopathy.

    Olubukola Ajala;Patrick English;Jonathan Pinkney;Joanne W Y Yau

Frequent Co-Authors

Dana Dabelea
Dana Dabelea University of Colorado Anschutz Medical Campus
Elizabeth J. Mayer-Davis
Elizabeth J. Mayer-Davis University of North Carolina at Chapel Hill
Ralph B. D'Agostino
Ralph B. D'Agostino Wake Forest University
Santica M. Marcovina
Santica M. Marcovina University of Washington
Jean M. Lawrence
Jean M. Lawrence National Institute of Diabetes and Digestive and Kidney Diseases
Marian Rewers
Marian Rewers University of Colorado Denver
Stephen R. Daniels
Stephen R. Daniels University of Colorado Denver
William C. Knowler
William C. Knowler National Institutes of Health
Robert E. Ferrell
Robert E. Ferrell University of Pittsburgh
Jill M. Norris
Jill M. Norris University of Colorado Anschutz Medical Campus

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