World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
92
Citations
26306
World Ranking
11437
National Ranking
5863

Patrick A. Kupelian 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 Patrick A. Kupelian 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: 610 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: 636 publications — 75th percentile

75% of scientists in this discipline score the same or lower.

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

Patrick A. Kupelian 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 Patrick A. Kupelian 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: 399 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: 92 D-Index — 45th percentile

45% of scientists in this discipline score the same or lower.

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

Overview

Patrick A. Kupelian is affiliated with the University of California, Los Angeles in the United States. Their research primarily spans the fields of Medicine and Physics and Astronomy, with significant focus on subfields such as Pulmonary and Respiratory Medicine, Radiation, Radiology, Nuclear Medicine and Imaging, Statistics and Probability, and Oncology.

The scientist's work prominently addresses topics related to advanced radiotherapy techniques, prostate cancer diagnosis and treatment, lung cancer diagnosis and treatment, radiation dose and imaging, statistical methods in clinical trials, and medical imaging techniques and applications.

Frequent venues for their publications include:

  • International Journal of Radiation Oncology*Biology*Physics
  • JAMA Oncology
  • Frontiers in Oncology
  • Radiotherapy and Oncology
  • JAMA Network Open

Among their recent papers are:

  • Review of cone beam computed tomography based online adaptive radiotherapy: current trend and future direction, 2023, Radiation Oncology
  • Stereotactic Body Radiotherapy for High-Risk Localized Carcinoma of the Prostate (SHARP) Consortium: Analysis of 344 Prospectively Treated Patients, 2021, International Journal of Radiation Oncology*Biology*Physics
  • Clinical Assessment of Prostate Displacement and Planning Target Volume Margins for Stereotactic Body Radiotherapy of Prostate Cancer, 2020, Frontiers in Oncology
  • Interplay Between Duration of Androgen Deprivation Therapy and External Beam Radiotherapy With or Without a Brachytherapy Boost for Optimal Treatment of High-risk Prostate Cancer, 2022, JAMA Oncology
  • Dose-response with stereotactic body radiotherapy for prostate cancer: A multi-institutional analysis of prostate-specific antigen kinetics and biochemical control, 2020, Radiotherapy and Oncology

Frequent coauthors collaborating with this researcher include Michael L. Steinberg, Nicholas G. Nickols, Amar U. Kishan, Matthew B. Rettig, and Minsong Cao.

Best Publications

  • Salvage Radiotherapy for Recurrent Prostate Cancer After Radical Prostatectomy

    Andrew J. Stephenson;Shahrokh F. Shariat;Michael J. Zelefsky;Michael W. Kattan

  • Comparative analysis of prostate-specific antigen free survival outcomes for patients with low, intermediate and high risk prostate cancer treatment by radical therapy. Results from the Prostate Cancer Results Study Group.

    Peter Grimm;Ignace Billiet;David Bostwick;Adam P Dicker

  • Multi-institutional clinical experience with the Calypso System in localization and continuous, real-time monitoring of the prostate gland during external radiotherapy.

    Patrick Kupelian;Twyla Willoughby;Arul Mahadevan;Toufik Djemil

  • Radical prostatectomy, external beam radiotherapy <72 Gy, external beam radiotherapy ≥72 Gy, permanent seed implantation, or combined seeds/external beam radiotherapy for stage T1–T2 prostate cancer

    Patrick A Kupelian;Louis Potters;Deepak Khuntia;Jay P Ciezki

  • Target localization and real-time tracking using the Calypso 4D localization system in patients with localized prostate cancer

    Twyla R. Willoughby;Patrick A. Kupelian;Jean Pouliot;Katsuto Shinohara

  • Stereotactic body radiotherapy for localized prostate cancer: Pooled analysis from a multi-institutional consortium of prospective phase II trials

    Christopher R. King;Debra Freeman;Irving Kaplan;Donald Fuller

  • A PREOPERATIVE NOMOGRAM IDENTIFYING DECREASED RISK OF POSITIVE PELVIC LYMPH NODES IN PATIENTS WITH PROSTATE CANCER

    Ilias Cagiannos;Pierre Karakiewicz;James A. Eastham;Makato Ohori

  • Cerium oxide nanoparticles protect gastrointestinal epithelium from radiation-induced damage by reduction of reactive oxygen species and upregulation of superoxide dismutase 2.

    Jimmie Colon;Nelson Hsieh;Amber Ferguson;Patrick Kupelian

  • Hypofractionated intensity-modulated radiotherapy (70 Gy at 2.5 Gy per fraction) for localized prostate cancer: Cleveland Clinic experience.

    Patrick A. Kupelian;Twyla R. Willoughby;Chandana A. Reddy;Eric A. Klein

  • Observations on Real-Time Prostate Gland Motion Using Electromagnetic Tracking

    Katja M. Langen;Twyla R. Willoughby;Sanford L. Meeks;Anand Santhanam;Anand Santhanam

  • Pretreatment Nomogram for Predicting the Outcome of Three-Dimensional Conformal Radiotherapy in Prostate Cancer

    Michael W. Kattan;Michael J. Zelefsky;Patrick A. Kupelian;Peter T. Scardino

  • Protection from radiation-induced pneumonitis using cerium oxide nanoparticles

    Jimmie Colon;Luis Herrera;Joshua Smith;Swanand Patil

  • Comparison of the efficacy of local therapies for localized prostate cancer in the prostate-specific antigen era: a large single-institution experience with radical prostatectomy and external-beam radiotherapy.

    Patrick A. Kupelian;Mohamed Elshaikh;Chandana A. Reddy;Craig Zippe

  • Radical Prostatectomy, External Beam Radiotherapy, or External Beam Radiotherapy With Brachytherapy Boost and Disease Progression and Mortality in Patients With Gleason Score 9-10 Prostate Cancer.

    Amar U. Kishan;Ryan R. Cook;Jay P. Ciezki;Ashley E. Ross

  • Long-term multi-institutional analysis of stage T1–T2 prostate cancer treated with radiotherapy in the PSA era ☆

    Deborah A Kuban;Howard D Thames;Larry B Levy;Eric M Horwitz

  • Reduced-dose radiotherapy for human papillomavirus-associated squamous-cell carcinoma of the oropharynx: a single-arm, phase 2 study

    Allen M. Chen;Carol Felix;Pin-Chieh Wang;R.N. Sophia Hsu

  • Comparison of alternative biochemical failure definitions based on clinical outcome in 4839 prostate cancer patients treated by external beam radiotherapy between 1986 and 1995.

    Howard Thames;Deborah A Kuban;Larry Levy;Eric M. Horwitz

  • Correlation of clinical and pathologic factors with rising prostate-specific antigen profiles after radical prostatectomy alone for clinically localized prostate cancer

    Patrick Kupelian;Jerald Katcher;Howard Levin;Craig Zippe

  • Performance characterization of megavoltage computed tomography imaging on a helical tomotherapy unit.

    Sanford L. Meeks;Joseph F. Harmon;Katja M. Langen;Twyla R. Willoughby

  • Salvage radiotherapy for recurrent prostate cancer after radical prostatectomy

    Peter R. Carroll

Frequent Co-Authors

Eric A. Klein
Eric A. Klein Cleveland Clinic
Howard M. Sandler
Howard M. Sandler Cedars-Sinai Medical Center
Michael J. Zelefsky
Michael J. Zelefsky Memorial Sloan Kettering Cancer Center
Eric M. Horwitz
Eric M. Horwitz Fox Chase Cancer Center
Deborah A. Kuban
Deborah A. Kuban The University of Texas MD Anderson Cancer Center
Anthony L. Zietman
Anthony L. Zietman Harvard University
William U. Shipley
William U. Shipley Harvard University
Howard D. Thames
Howard D. Thames The University of Texas MD Anderson Cancer Center
Alvaro Martinez
Alvaro Martinez Beaumont Health
Jeff M. Michalski
Jeff M. Michalski Washington University in St. Louis

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