World's Best Scientists 2026 revealed!
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Microbiology
USA
2026

D-Index & Metrics

Microbiology

D-Index
114
Citations
50592
World Ranking
203
National Ranking
94

Medicine

D-Index
117
Citations
51642
World Ranking
4205
National Ranking
2304

Daniel J. Diekema publication distribution in Microbiology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Microbiology in 2026. The highlighted bar marks where Daniel J. Diekema sits on this spectrum.

55–64 publications: 8 scientists 65–74 publications: 29 scientists 75–84 publications: 55 scientists 85–94 publications: 112 scientists 95–104 publications: 137 scientists 105–114 publications: 190 scientists 115–124 publications: 235 scientists 125–134 publications: 234 scientists 135–144 publications: 288 scientists 145–154 publications: 264 scientists 155–164 publications: 264 scientists 165–174 publications: 253 scientists 175–184 publications: 276 scientists 185–194 publications: 190 scientists 195–204 publications: 233 scientists 205–214 publications: 207 scientists 215–224 publications: 198 scientists 225–234 publications: 155 scientists 235–244 publications: 161 scientists 245–254 publications: 160 scientists 255–264 publications: 146 scientists 265–274 publications: 139 scientists 275–284 publications: 148 scientists 285–294 publications: 115 scientists 295–304 publications: 96 scientists 305–314 publications: 88 scientists 315–324 publications: 106 scientists 325–334 publications: 65 scientists 335–344 publications: 76 scientists 345–354 publications: 64 scientists 355–364 publications: 62 scientists 365–374 publications: 65 scientists 375–384 publications: 61 scientists 385–394 publications: 34 scientists 395–404 publications: 44 scientists 405–414 publications: 36 scientists 415–424 publications: 35 scientists 425–434 publications: 29 scientists 435–444 publications: 33 scientists 445–454 publications: 34 scientists 455–464 publications: 25 scientists 465–474 publications: 26 scientists 475–484 publications: 20 scientists 485–494 publications: 19 scientists 495–504 publications: 16 scientists 505–514 publications: 17 scientists 515–524 publications: 23 scientists 525–534 publications: 14 scientists 535–544 publications: 14 scientists 545–554 publications: 18 scientists 555–564 publications: 12 scientists 565–574 publications: 7 scientists 575–584 publications: 9 scientists 585–594 publications: 9 scientists 595–604 publications: 9 scientists 605–614 publications: 7 scientists 615–624 publications: 9 scientists 625–634 publications: 7 scientists 635–644 publications: 4 scientists 645–654 publications: 5 scientists 655–664 publications: 6 scientists 665–674 publications: 7 scientists 675–678 publications: 3 scientists 679+ publications: 99 scientists
55 publications 679+

This scientist: 452 publications — 93rd percentile

93% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 679 publications or more.

Daniel J. Diekema D-index placement in Microbiology in 2026

The chart shows the D-index (discipline H-index) distribution of Microbiology scientists ranked by Research.com in 2026. The highlighted bar marks where Daniel J. Diekema sits on this spectrum.

40 D-Index: 30 scientists 41 D-Index: 86 scientists 42 D-Index: 90 scientists 43 D-Index: 117 scientists 44 D-Index: 122 scientists 45 D-Index: 123 scientists 46 D-Index: 108 scientists 47 D-Index: 110 scientists 48 D-Index: 106 scientists 49 D-Index: 109 scientists 50 D-Index: 129 scientists 51 D-Index: 111 scientists 52 D-Index: 116 scientists 53 D-Index: 127 scientists 54 D-Index: 134 scientists 55 D-Index: 134 scientists 56 D-Index: 111 scientists 57 D-Index: 136 scientists 58 D-Index: 162 scientists 59 D-Index: 151 scientists 60 D-Index: 139 scientists 61 D-Index: 122 scientists 62 D-Index: 126 scientists 63 D-Index: 144 scientists 64 D-Index: 109 scientists 65 D-Index: 103 scientists 66 D-Index: 124 scientists 67 D-Index: 112 scientists 68 D-Index: 103 scientists 69 D-Index: 131 scientists 70 D-Index: 93 scientists 71 D-Index: 93 scientists 72 D-Index: 96 scientists 73 D-Index: 92 scientists 74 D-Index: 80 scientists 75 D-Index: 66 scientists 76 D-Index: 87 scientists 77 D-Index: 60 scientists 78 D-Index: 73 scientists 79 D-Index: 59 scientists 80 D-Index: 57 scientists 81 D-Index: 55 scientists 82 D-Index: 47 scientists 83 D-Index: 77 scientists 84 D-Index: 50 scientists 85 D-Index: 45 scientists 86 D-Index: 42 scientists 87 D-Index: 41 scientists 88 D-Index: 32 scientists 89 D-Index: 38 scientists 90 D-Index: 35 scientists 91 D-Index: 34 scientists 92 D-Index: 27 scientists 93 D-Index: 26 scientists 94 D-Index: 33 scientists 95 D-Index: 22 scientists 96 D-Index: 37 scientists 97 D-Index: 22 scientists 98 D-Index: 21 scientists 99 D-Index: 22 scientists 100 D-Index: 30 scientists 101 D-Index: 16 scientists 102 D-Index: 20 scientists 103 D-Index: 17 scientists 104 D-Index: 19 scientists 105 D-Index: 16 scientists 106 D-Index: 19 scientists 107 D-Index: 18 scientists 108 D-Index: 14 scientists 109 D-Index: 10 scientists 110 D-Index: 9 scientists 111 D-Index: 7 scientists 112 D-Index: 11 scientists 113 D-Index: 6 scientists 114 D-Index: 15 scientists 115 D-Index: 10 scientists 116 D-Index: 12 scientists 117 D-Index: 7 scientists 118 D-Index: 10 scientists 119 D-Index: 10 scientists 120 D-Index: 11 scientists 121 D-Index: 2 scientists 122 D-Index: 7 scientists 123 D-Index: 12 scientists 124 D-Index: 5 scientists 125 D-Index: 9 scientists 126 D-Index: 6 scientists 127+ D-Index: 95 scientists
40 D-Index 127+

This scientist: 114 D-Index — 96th percentile

96% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 127 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Microbiology in United States Leader Award
  • 2025 - Research.com Microbiology in United States Leader Award

Overview

Daniel J. Diekema is affiliated with the University of Iowa Hospitals and Clinics in the United States. Their research primarily falls within the field of Medicine, with significant contributions to Infectious Diseases, Epidemiology, Pulmonary and Respiratory Medicine, Oncology, and Clinical Biochemistry.

The researcher's work covers several main topics, including:

  • Infection Control and Ventilation
  • Bacterial Identification and Susceptibility Testing
  • COVID-19 and healthcare impacts
  • Antimicrobial Resistance in Staphylococcus
  • Infection Control in Healthcare
  • COVID-19 Clinical Research Studies
  • SARS-CoV-2 and COVID-19 Research

Daniel J. Diekema has contributed to multiple publication venues, with the most frequent being:

  • Infection Control and Hospital Epidemiology
  • Antimicrobial Stewardship & Healthcare Epidemiology
  • Open Forum Infectious Diseases
  • Clinical Infectious Diseases
  • American Journal of Infection Control

Selected recent papers include:

  • Moving Personal Protective Equipment Into the Community, 2020, JAMA
  • Incidence and Outcomes Associated With Clostridium difficile Infections, 2020, JAMA Network Open
  • Principles of diagnostic stewardship: A practical guide from the Society for Healthcare Epidemiology of America Diagnostic Stewardship Task Force, 2023, Infection Control and Hospital Epidemiology
  • Advancing Diagnostic Stewardship for Healthcare-Associated Infections, Antibiotic Resistance, and Sepsis, 2021, Clinical Infectious Diseases
  • Optimal Urine Culture Diagnostic Stewardship Practice-Results from an Expert Modified-Delphi Procedure, 2021, Clinical Infectious Diseases

Their frequent collaborators are:

  • Jorge Salinas
  • Takaaki Kobayashi
  • Alexandre R. Marra
  • Oluchi Abosi
  • Stephanie Holley

Best Publications

  • Epidemiology of Invasive Candidiasis: a Persistent Public Health Problem

    M. A. Pfaller;D. J. Diekema

  • Survey of Infections Due to Staphylococcus Species: Frequency of Occurrence and Antimicrobial Susceptibility of Isolates Collected in the United States, Canada, Latin America, Europe, and the Western Pacific Region for the SENTRY Antimicrobial Surveillance Program, 1997–1999

    D. J. Diekema;M. A. Pfaller;F. J. Schmitz;J. Smayevsky

  • Attributable Mortality of Nosocomial Candidemia, Revisited

    Olafur Gudlaugsson;Olafur Gudlaugsson;Shane Gillespie;Kathleen Lee;Jeff Vande Berg

  • Epidemiology of Invasive Mycoses in North America

    Michael A Pfaller;Daniel J Diekema

  • Results from the ARTEMIS DISK Global Antifungal Surveillance Study, 1997 to 2007: a 10.5-Year Analysis of Susceptibilities of Candida Species to Fluconazole and Voriconazole as Determined by CLSI Standardized Disk Diffusion

    M. A. Pfaller;D. J. Diekema;D. L. Gibbs;V. A. Newell

  • Rare and Emerging Opportunistic Fungal Pathogens: Concern for Resistance beyond Candida albicans and Aspergillus fumigatus

    M. A. Pfaller;D. J. Diekema

  • International surveillance of bloodstream infections due to Candida species: frequency of occurrence and in vitro susceptibilities to fluconazole, ravuconazole, and voriconazole of isolates collected from 1997 through 1999 in the SENTRY antimicrobial surveillance program.

    M. A. Pfaller;D. J. Diekema;R. N. Jones;H. S. Sader

  • Twenty Years of the SENTRY Antifungal Surveillance Program: Results for Candida Species From 1997-2016.

    Michael A Pfaller;Daniel J Diekema;John D Turnidge;Mariana Castanheira

  • Antifungal Susceptibilities of Candida Species Causing Vulvovaginitis and Epidemiology of Recurrent Cases

    Sandra S. Richter;Rudolph P. Galask;Shawn A. Messer;Richard J. Hollis

  • Methicillin-Resistant Staphylococcus aureus (MRSA) Strain ST398 Is Present in Midwestern U.S. Swine and Swine Workers

    Tara C. Smith;Michael J. Male;Abby L. Harper;Jennifer S. Kroeger

  • The Microbiology of Bloodstream Infection: 20-Year Trends from the SENTRY Antimicrobial Surveillance Program

    Daniel J. Diekema;Po Ren Hsueh;Rodrigo E. Mendes;Michael A. Pfaller

  • Antimicrobial Resistance among Gram-Negative Bacilli Causing Infections in Intensive Care Unit Patients in the United States between 1993 and 2004

    Shawn R. Lockhart;Murray A. Abramson;Susan E. Beekmann;Gale Gallagher

  • Progress in Antifungal Susceptibility Testing of Candida spp. by Use of Clinical and Laboratory Standards Institute Broth Microdilution Methods, 2010 to 2012

    M. A. Pfaller;D. J. Diekema

  • Epidemiology of Candidemia: 3-Year Results from the Emerging Infections and the Epidemiology of Iowa Organisms Study

    D. J. Diekema;S. A. Messer;A. B. Brueggemann;S. L. Coffman

  • Twelve years of fluconazole in clinical practice: global trends in species distribution and fluconazole susceptibility of bloodstream isolates of Candida

    M.A. Pfaller;D.J. Diekema

  • Results from the ARTEMIS DISK Global Antifungal Surveillance Study, 1997 to 2007: 10.5-Year Analysis of Susceptibilities of Noncandidal Yeast Species to Fluconazole and Voriconazole Determined by CLSI Standardized Disk Diffusion Testing

    M. A. Pfaller;D. J. Diekema;D. L. Gibbs;V. A. Newell

  • In Vitro Susceptibility of Invasive Isolates of Candida spp. to Anidulafungin, Caspofungin, and Micafungin: Six Years of Global Surveillance

    M. A. Pfaller;L. Boyken;R. J. Hollis;J. Kroeger

  • Developing a New, National Approach to Surveillance for Ventilator-Associated Events*

    Shelley S. Magill;Michael Klompas;Robert Balk;Robert Balk;Suzanne M. Burns;Suzanne M. Burns

  • Activities of caspofungin, itraconazole, posaconazole, ravuconazole, voriconazole, and amphotericin B against 448 recent clinical isolates of filamentous fungi

    D. J. Diekema;S. A. Messer;R. J. Hollis;R. N. Jones

  • Epidemiology and outcomes of candidemia in 3648 patients: data from the Prospective Antifungal Therapy (PATH Alliance®) registry, 2004–2008

    Michael Pfaller;Dionissios Neofytos;Daniel Diekema;Nkechi Azie

  • Effect of coinfection with GB virus C on survival among patients with HIV infection.

    Jinhua Xiang;Sabina Wünschmann;Daniel J. Diekema;Donna Klinzman

Frequent Co-Authors

Michael A. Pfaller
Michael A. Pfaller JMI Laboratories
Shawn A. Messer
Shawn A. Messer Oregon Health & Science University
Richard J. Hollis
Richard J. Hollis University of Iowa
Michael B. Edmond
Michael B. Edmond University of Iowa Hospitals and Clinics
Eli N. Perencevich
Eli N. Perencevich University of Iowa
Ronald N. Jones
Ronald N. Jones JMI Laboratories
Gary V. Doern
Gary V. Doern University of Iowa
Sandra S. Richter
Sandra S. Richter Cleveland Clinic
Marin H. Kollef
Marin H. Kollef Washington University in St. Louis
David R. Andes
David R. Andes University of Wisconsin–Madison

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