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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Medicine 79 17429 16377 8723 8059 1026 27354

Ulka N. Vaishampayan publications per year

The chart shows the history of publications by Ulka N. Vaishampayan between 1999 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ulka N. Vaishampayan published across 28 years, from 1999 to 2026, averaging 38.9 papers a year. Output peaked at 205 publications in 2023. 106 of the 1,088 publications appeared in the last two years.

No. of publications
50 100 150 200
Bar chart. Horizontal axis: year, 1999 to 2026. Vertical axis: number of publications, 0 to 205. Peak 205 publications in 2023. 1999: 1 publication 2000: 2 publications 2001: 6 publications 2002: 7 publications 2003: 6 publications 2004: 18 publications 2005: 12 publications 2006: 7 publications 2007: 14 publications 2008: 10 publications 2009: 9 publications 2010: 12 publications 2011: 18 publications 2012: 25 publications 2013: 24 publications 2014: 27 publications 2015: 38 publications 2016: 44 publications 2017: 50 publications 2018: 48 publications 2019: 68 publications 2020: 65 publications 2021: 55 publications 2022: 35 publications 2023: 205 publications 2024: 176 publications 2025: 104 publications 2026: 2 publications
1999 2026

1,088 publications in total across all disciplines

View publications per year as a table
Ulka N. Vaishampayan: publications per year, 1999 to 2026
Year Publications
1999 1
2000 2
2001 6
2002 7
2003 6
2004 18
2005 12
2006 7
2007 14
2008 10
2009 9
2010 12
2011 18
2012 25
2013 24
2014 27
2015 38
2016 44
2017 50
2018 48
2019 68
2020 65
2021 55
2022 35
2023 205
2024 176
2025 104
2026 2
Total 1,088
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Ulka N. Vaishampayan 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 Ulka N. Vaishampayan sits on this spectrum.

No. of scientists
200 400 600 800
Bar chart with 86 bars. Horizontal axis: publications, 101–120 to 1,796+. Vertical axis: number of scientists, 0 to 922. Most scientists, 922, have 341–360 publications. The last bar groups every scientist with 1,796 publications or more. The highlighted bar, 1,021–1,040 publications, is where this scientist sits. 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
101–120 publications 1,796+

This scientist: 1,026 publications — 95th percentile

95% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Medicine scientists by publication count, Research.com 2026 ranking edition. Based on 20,134 ranked scientists.
Publications Scientists This scientist
101–120 5
121–140 26
141–160 73
161–180 155
181–200 230
201–220 363
221–240 487
241–260 545
261–280 722
281–300 768
301–320 834
321–340 895
341–360 922
361–380 838
381–400 861
401–420 918
421–440 806
441–460 771
461–480 751
481–500 713
501–520 617
521–540 610
541–560 537
561–580 504
581–600 509
601–620 396
621–640 386
641–660 371
661–680 340
681–700 336
701–720 307
721–740 259
741–760 230
761–780 228
781–800 217
801–820 204
821–840 186
841–860 177
861–880 155
881–900 139
901–920 145
921–940 116
941–960 133
961–980 91
981–1,000 96
1,001–1,020 77
1,021–1,040 70 1,026
1,041–1,060 63
1,061–1,080 77
1,081–1,100 49
1,101–1,120 54
1,121–1,140 49
1,141–1,160 51
1,161–1,180 35
1,181–1,200 39
1,201–1,220 26
1,221–1,240 37
1,241–1,260 36
1,261–1,280 27
1,281–1,300 32
1,301–1,320 28
1,321–1,340 17
1,341–1,360 30
1,361–1,380 28
1,381–1,400 17
1,401–1,420 21
1,421–1,440 15
1,441–1,460 12
1,461–1,480 12
1,481–1,500 18
1,501–1,520 14
1,521–1,540 17
1,541–1,560 15
1,561–1,580 6
1,581–1,600 2
1,601–1,620 12
1,621–1,640 11
1,641–1,660 8
1,661–1,680 5
1,681–1,700 5
1,701–1,720 10
1,721–1,740 12
1,741–1,760 14
1,761–1,780 6
1,781–1,795 5
1,796+ 100
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Ulka N. Vaishampayan 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 Ulka N. Vaishampayan sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 75 bars. Horizontal axis: D-Index, 70–71 to 217+. Vertical axis: number of scientists, 0 to 1,027. Most scientists, 1,027, have 82–83 D-Index. The last bar groups every scientist with 217 D-Index or more. The highlighted bar, 78–79 D-Index, is where this scientist sits. 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
70–71 D-Index 217+

This scientist: 79 D-Index — 14th percentile

14% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Medicine scientists by D-index, Research.com 2026 ranking edition. Based on 20,134 ranked scientists.
D-Index Scientists This scientist
70–71 226
72–73 391
74–75 574
76–77 730
78–79 891 79
80–81 972
82–83 1,027
84–85 1,003
86–87 960
88–89 970
90–91 922
92–93 839
94–95 808
96–97 779
98–99 668
100–101 611
102–103 630
104–105 513
106–107 541
108–109 445
110–111 429
112–113 399
114–115 393
116–117 318
118–119 302
120–121 287
122–123 255
124–125 256
126–127 252
128–129 230
130–131 179
132–133 168
134–135 163
136–137 159
138–139 134
140–141 134
142–143 118
144–145 109
146–147 106
148–149 74
150–151 79
152–153 80
154–155 87
156–157 57
158–159 74
160–161 69
162–163 60
164–165 53
166–167 39
168–169 42
170–171 32
172–173 39
174–175 40
176–177 28
178–179 19
180–181 23
182–183 31
184–185 18
186–187 20
188–189 22
190–191 13
192–193 21
194–195 12
196–197 12
198–199 14
200–201 15
202–203 13
204–205 10
206–207 8
208–209 4
210–211 12
212–213 11
214–215 10
216 4
217+ 98
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Overview

Ulka N. Vaishampayan is affiliated with the University of Michigan-Ann Arbor in the United States. Their research spans several areas within medicine, with significant focus on oncology, molecular biology, and cancer research. The scholar has contributed extensively to the study and treatment of renal and related cancers, prostate cancer, and cancer immunotherapy, among other fields.

The main fields of study for Vaishampayan include Medicine and Biochemistry, Genetics and Molecular Biology. Subfields prominently covered in their work are Pulmonary and Respiratory Medicine, Oncology, Molecular Biology, Cancer Research, and Surgery.

The topics frequently addressed in their research comprise:

  • Renal cell carcinoma treatment
  • Cancer Immunotherapy and Biomarkers
  • Prostate Cancer Treatment and Research
  • Cancer Genomics and Diagnostics
  • Renal and related cancers
  • Bladder and Urothelial Cancer Treatments
  • Radiopharmaceutical Chemistry and Applications

Vaishampayan has published in a variety of journals, with frequent appearances in:

  • Journal of Clinical Oncology
  • Annals of Oncology
  • Regular and Young Investigator Award Abstracts
  • Clinical Cancer Research
  • The Journal of Urology

Notable recent papers include:

  • "Targeting SWI/SNF ATPases in enhancer-addicted prostate cancer," 2021, Nature
  • "First-in-human phase 1 study of the anti-TIGIT antibody vibostolimab as monotherapy or with pembrolizumab for advanced solid tumors, including non-small-cell lung cancer," 2021, Annals of Oncology
  • "A comparison of sunitinib with cabozantinib, crizotinib, and savolitinib for treatment of advanced papillary renal cell carcinoma: a randomised, open-label, phase 2 trial," 2021, The Lancet
  • "Phase 1 study of single-agent WNT974, a first-in-class Porcupine inhibitor, in patients with advanced solid tumours," 2021, British Journal of Cancer
  • "A Phase 1 study of RO6870810, a novel bromodomain and extra-terminal protein inhibitor, in patients with NUT carcinoma, other solid tumours, or diffuse large B-cell lymphoma," 2020, British Journal of Cancer

Frequent co-authors collaborating with Vaishampayan include:

  • Sumanta K. Pal
  • Toni K. Choueiri
  • Ajjai Alva
  • Elisabeth I. Heath
  • Michael Staehler

Best Publications

  • Atezolizumab as first-line treatment in cisplatin-ineligible patients with locally advanced and metastatic urothelial carcinoma: a single-arm, multicentre, phase 2 trial.

    Arjun V. Balar;Matthew D. Galsky;Jonathan E. Rosenberg;Thomas Powles

  • Nivolumab for Metastatic Renal Cell Carcinoma: Results of a Randomized Phase II Trial

    Robert J. Motzer;Brian I. Rini;David F. McDermott;Bruce G. Redman

  • External validation and comparison with other models of the International Metastatic Renal-Cell Carcinoma Database Consortium prognostic model: a population-based study

    Daniel Y.C. Heng;Wanling Xie;Meredith M. Regan;Lauren C. Harshman

  • Intermittent versus continuous androgen deprivation in prostate cancer.

    Maha Hussain;Catherine M. Tangen;Donna L. Berry;Celestia S. Higano

  • Pembrolizumab for treatment-refractory metastatic castration-resistant prostate cancer: Multicohort, open-label phase II KEYNOTE-199 study

    Emmanuel S. Antonarakis;Josep M. Piulats;Marine Gross-Goupil;Jeffrey Goh;Jeffrey Goh

  • Cabozantinib in Patients With Advanced Prostate Cancer: Results of a Phase II Randomized Discontinuation Trial

    David C. Smith;Matthew R. Smith;Christopher Sweeney;Aymen A. Elfiky

  • Phase II and Biomarker Study of the Dual MET/VEGFR2 Inhibitor Foretinib in Patients With Papillary Renal Cell Carcinoma

    Toni K. Choueiri;Ulka Vaishampayan;Jonathan E. Rosenberg;Theodore F. Logan

  • Cytoreductive Nephrectomy in Patients with Synchronous Metastases from Renal Cell Carcinoma: Results from the International Metastatic Renal Cell Carcinoma Database Consortium

    Daniel Y.C. Heng;J. Connor Wells;Brian I. Rini;Benoit Beuselinck

  • Trastuzumab, Paclitaxel, Carboplatin, and Gemcitabine in Advanced Human Epidermal Growth Factor Receptor-2/neu–Positive Urothelial Carcinoma: Results of a Multicenter Phase II National Cancer Institute Trial

    Maha H.A. Hussain;Gary R. MacVicar;Daniel P. Petrylak;Rodney L. Dunn

  • Everolimus versus sunitinib for patients with metastatic non-clear cell renal cell carcinoma (ASPEN): a multicentre, open-label, randomised phase 2 trial

    Andrew J Armstrong;Susan Halabi;Tim Eisen;Samuel Broderick

  • Durvalumab alone and durvalumab plus tremelimumab versus chemotherapy in previously untreated patients with unresectable, locally advanced or metastatic urothelial carcinoma (DANUBE): a randomised, open-label, multicentre, phase 3 trial

    Thomas Powles;Michiel S van der Heijden;Daniel Castellano;Matthew D Galsky

  • Randomized Phase II Study of Erlotinib Combined With Bevacizumab Compared With Bevacizumab Alone in Metastatic Renal Cell Cancer

    Ronald M. Bukowski;Fairooz F. Kabbinavar;Robert A. Figlin;Keith Flaherty

  • The International Metastatic Renal Cell Carcinoma Database Consortium model as a prognostic tool in patients with metastatic renal cell carcinoma previously treated with first-line targeted therapy: a population-based study

    Jenny J. Ko;Wanling Xie;Nils Kroeger;Jae lyun Lee

  • Axitinib in combination with pembrolizumab in patients with advanced renal cell cancer: a non-randomised, open-label, dose-finding, and dose-expansion phase 1b trial

    Michael B Atkins;Elizabeth R Plimack;Igor Puzanov;Mayer N Fishman

  • Evaluation of BGJ398, a Fibroblast Growth Factor Receptor 1-3 Kinase Inhibitor, in Patients With Advanced Solid Tumors Harboring Genetic Alterations in Fibroblast Growth Factor Receptors: Results of a Global Phase I, Dose-Escalation and Dose-Expansion Study

    Lucia Nogova;Lecia V. Sequist;Jose Manuel Perez Garcia;Fabrice Andre

  • Her-2/neu overexpression in muscle-invasive urothelial carcinoma of the bladder : Prognostic significance and comparative analysis in primary and metastatic tumors

    Rafael E. Jimenez;Maha Hussain;Fernando J. Bianco;Ulka Vaishampayan

  • Combination Paclitaxel, Carboplatin, and Gemcitabine Is an Active Treatment for Advanced Urothelial Cancer

    Maha Hussain;Ulka Vaishampayan;Wei Du;Bruce Redman

  • A Phase II Trial of 17-Allylamino-17-Demethoxygeldanamycin in Patients with Hormone-Refractory Metastatic Prostate Cancer

    Elisabeth I. Heath;David W. Hillman;Ulka Vaishampayan;Shijie Sheng

  • Impact of bone and liver metastases on patients with renal cell carcinoma treated with targeted therapy.

    Rana R. McKay;Nils Kroeger;Nils Kroeger;Wanling Xie;Jae Lyun Lee

  • Efficacy of BGJ398, a Fibroblast Growth Factor Receptor 1-3 Inhibitor, in Patients with Previously Treated Advanced Urothelial Carcinoma with FGFR3 Alterations.

    Sumanta K. Pal;Jonathan E. Rosenberg;Jean H. Hoffman-Censits;Raanan Berger

Frequent Co-Authors

Toni K. Choueiri
Toni K. Choueiri Harvard University
Jonathan E. Rosenberg
Jonathan E. Rosenberg Memorial Sloan Kettering Cancer Center
Joaquim Bellmunt
Joaquim Bellmunt Beth Israel Deaconess Medical Center
David F. McDermott
David F. McDermott Beth Israel Deaconess Medical Center
Thomas Powles
Thomas Powles Queen Mary University of London
Maha Hussain
Maha Hussain Northwestern University
Brian I. Rini
Brian I. Rini Vanderbilt University Medical Center
Sun Young Rha
Sun Young Rha Yonsei University
Emmanuel S. Antonarakis
Emmanuel S. Antonarakis University of Minnesota
Cora N. Sternberg
Cora N. Sternberg Cornell University

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