World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
83
Citations
18964
World Ranking
15815
National Ranking
491

Kazuhiro Chiba 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 Kazuhiro Chiba 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: 298 publications — 16th percentile

16% of scientists in this discipline score the same or lower.

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

Kazuhiro Chiba 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 Kazuhiro Chiba 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: 83 D-Index — 24th percentile

24% of scientists in this discipline score the same or lower.

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

Overview

Kazuhiro Chiba is affiliated with the National Defense Medical College in Japan and has contributed extensively to the field of medicine with a strong focus on surgical practices, pathology, and cardiovascular medicine among other subfields. Their research portfolio encompasses a significant volume of publications centered on musculoskeletal and bone-related topics.

Their recent publications include the following works:

  • Hypercalcemia following discontinuation of denosumab therapy: A systematic review (2021, Bone Reports)
  • Increased migratory activity and cartilage regeneration by superficial-zone chondrocytes in enzymatically treated cartilage explants (2022, BMC Musculoskeletal Disorders)
  • Polygenic Risk Score of Adolescent Idiopathic Scoliosis for Potential Clinical Use (2020, Journal of Bone and Mineral Research)
  • A phase 3, randomized, double-blind, sham-controlled trial of SI-6603 (condoliase) in patients with radicular leg pain associated with lumbar disc herniation (2024, The Spine Journal)
  • Condoliase chemonucleolysis for lumbar disc herniation: A post-hoc follow-up study of patients in previous clinical trials (2022, Journal of Orthopaedic Science)

Frequent coauthors who have collaborated with Chiba include:

  • Keisuke Horiuchi
  • Michiro Susa
  • Masaya Nakamura
  • Kazuo Kobayashi
  • Mari Sotozawa

Chiba's work has been published primarily in specialized journals such as:

  • Journal of Orthopaedic Science
  • Journal of Orthopaedic Research®
  • Bone Reports
  • The Spine Journal
  • Journal of Bone and Mineral Research

Their research spans a range of topics, reflecting a multifaceted approach to musculoskeletal and cardiovascular health, including:

  • Spine and Intervertebral Disc Pathology
  • Musculoskeletal pain and rehabilitation
  • Scoliosis diagnosis and treatment
  • Connective tissue disorders research
  • Blood Pressure and Hypertension Studies
  • Sarcoma Diagnosis and Treatment
  • Bone health and treatments

Chiba has contributed to 80 publications in the broader field of medicine, with particular focus areas distributed as 23 in surgery, 9 in pathology and forensic medicine, 8 in cardiology and cardiovascular medicine, 7 in oncology, and 7 in molecular biology.

Best Publications

  • Long-term outcomes of standard discectomy for lumbar disc herniation: a follow-up study of more than 10 years

    Etsuro Yorimitsu;Kazuhiro Chiba;Yoshiaki Toyama;Kiyoshi Hirabayashi

  • A Clinical Practice Guideline for the Management of Patients With Degenerative Cervical Myelopathy: Recommendations for Patients With Mild, Moderate, and Severe Disease and Nonmyelopathic Patients With Evidence of Cord Compression

    Michael G. Fehlings;Michael G. Fehlings;Lindsay A. Tetreault;Lindsay A. Tetreault;K. Daniel Riew;James W. Middleton

  • Long-term results of expansive open-door laminoplasty for cervical myelopathy - Average 14-year follow-up study

    Kazuhiro Chiba;Yuto Ogawa;Ken Ishii;Hironari Takaishi

  • IL-1β and TNFα-initiated IL-6–STAT3 pathway is critical in mediating inflammatory cytokines and RANKL expression in inflammatory arthritis

    Tomoaki Mori;Takeshi Miyamoto;Hideyuki Yoshida;Mayoko Asakawa

  • Bone grafting alternatives in spinal surgery.

    Alexander R. Vaccaro;Kazuhiro Chiba;John G. Heller;Tushar Ch. Patel

  • JOA Back Pain Evaluation Questionnaire (JOABPEQ)/JOA Cervical Myelopathy Evaluation Questionnaire (JOACMEQ). The report on the development of revised versions. April 16, 2007. The Subcommittee of the Clinical Outcome Committee of the Japanese Orthopaedic Association on Low Back Pain and Cervical Myelopathy Evaluation.

    Mitsuru Fukui;Kazuhiro Chiba;Mamoru Kawakami;Shinichi Kikuchi

  • A genome-wide association study identifies common variants near LBX1 associated with adolescent idiopathic scoliosis

    Yohei Takahashi;Ikuyo Kou;Atsushi Takahashi;Todd A Johnson

  • A functional SNP in CILP, encoding cartilage intermediate layer protein, is associated with susceptibility to lumbar disc disease.

    Shoji Seki;Yoshiharu Kawaguchi;Kazuhiro Chiba;Yasuo Mikami

  • Segmental motor paralysis after expansive open-door laminoplasty

    Kazuhiro Chiba;Yoshiaki Toyama;Morio Matsumoto;Hirofumi Maruiwa

  • Genetic variants in GPR126 are associated with adolescent idiopathic scoliosis.

    Ikuyo Kou;Yohei Takahashi;Todd A Johnson;Atsushi Takahashi

  • Expansive laminoplasty for myelopathy in ossification of the longitudinal ligament.

    Kiyoshi Hirabayashi;Yoshiaki Toyama;Kazuhiro Chiba

  • Aging of the cervical spine in healthy volunteers: a 10-year longitudinal magnetic resonance imaging study.

    Eijiro Okada;Morio Matsumoto;Daisuke Ichihara;Kazuhiro Chiba

  • Recombinant osteogenic protein‐1 upregulates extracellular matrix metabolism by rabbit annulus fibrosus and nucleus pulposus cells cultured in alginate beads

    K. Masuda;K. Takegami;H. An;F. Kumano

  • The Blimp1–Bcl6 axis is critical to regulate osteoclast differentiation and bone homeostasis

    Yoshiteru Miyauchi;Ken Ninomiya;Hiroya Miyamoto;Akemi Sakamoto

  • Increased signal intensity of the spinal cord on magnetic resonance images in cervical compressive myelopathy. Does it predict the outcome of conservative treatment

    Morio Matsumoto;Yoshiaki Toyama;Masayuki Ishikawa;Kazuhiro Chiba

  • Metabolism of the extracellular matrix formed by intervertebral disc cells cultured in alginate

    Kazuhiro Chiba;Gunnar B. J. Andersson;Koichi Masuda;Eugene J-M. A. Thonar

  • Anterior cervical decompression and fusion accelerates adjacent segment degeneration: comparison with asymptomatic volunteers in a ten-year magnetic resonance imaging follow-up study.

    Morio Matsumoto;Eijiro Okada;Daisuke Ichihara;Kota Watanabe

  • Long-term results of expansive open-door laminoplasty for ossification of the posterior longitudinal ligament of the cervical spine

    Yuto Ogawa;Yoshiaki Toyama;Kazuhiro Chiba;Morio Matsumoto

  • Intraspinal cyst communicating with the intervertebral disc in the lumbar spine: discal cyst.

    Kazuhiro Chiba;Yoshiaki Toyama;Morio Matsumoto;Hirofumi Maruiwa

  • A Functional Polymorphism in COL11A1, Which Encodes the α1 Chain of Type XI Collagen, Is Associated with Susceptibility to Lumbar Disc Herniation

    Futoshi Mio;Kazuhiro Chiba;Yuichiro Hirose;Yoshiharu Kawaguchi

Frequent Co-Authors

Yoshiaki Toyama
Yoshiaki Toyama Keio University
Masaya Nakamura
Masaya Nakamura Keio University
Ken J. Ishii
Ken J. Ishii University of Tokyo
Michael G. Fehlings
Michael G. Fehlings University of Toronto
Takeshi Miyamoto
Takeshi Miyamoto Kumamoto University
Jaro Karppinen
Jaro Karppinen University of Oulu
Kazuhisa Takahashi
Kazuhisa Takahashi Chiba University
You-Qiang Song
You-Qiang Song University of Hong Kong

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