Dr. Hiroshi Matsumoto
| Area | Chiba Prefecture |
| Medical institution affiliation | New Tokyo Hospital https://www.shin-tokyohospital.or.jp/department/digestivesurgery/outline/about |
| Medical specialties | digestive surgery |
| Medical expertise | gastrointestinal surgery, minimally invasive surgical treatment and chemotherapy for colorectal cancer |
| Graduated University | Nara Medical University |
