Hiroshi Yamagata, M.D., FACP

Hiroshi Yamagata smiling in a headshot against a blue background

Languages Spoken



(951) 394-7028

4646 Brockton Ave.
Suite 203
Riverside, CA 92506

(951) 224-9899


Kettering Medical Center, Kettering, OH
• Medical Oncology / Hematology

Kettering Medical Center, Kettering, OH
• Internal Medicine

Medical Education
Loma Linda University School of Medicine, Loma Linda, CA
• Doctor of Medicine


Hiroshi Yamagata, M.D. is a board-eligible Hematologist and Medical Oncologist. Dr. Yamagata has participated in several conferences, presenting on topics such as cancer and COVID-19. He has also received academic awards for research conducted during his fellowship and graduate studies. Dr. Yamagata received his medical degree from Loma Linda University School of Medicine in California. He completed his Internal Medicine Residency and Hematology/Oncology Fellowship at the Kettering Medical Center in Ohio where he served as Chief Fellow. He has experience working with patients in both the inpatient and outpatient setting.

Giving back by way of service is important to Dr. Yamagata who has worked as a medical volunteer with several different organizations, making a meaningful impact in the local community. He is also involved in several professional organizations which contributed to his professional development.

Professional Memberships

  • American Society of Clinical Oncology (ASCO)
  • American Society of Hematology (ASH)
  • American College of Physicians
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