Dr. Makoto Sumi
| Area | Tochigi Prefecture |
| Medical institution affiliation | International University of Health and Welfare Hospital https://hospital.iuhw.ac.jp/doctor/kekkangeka.html |
| Medical specialties | cardiology |
| Medical expertise | thoracic and abdominal aortic aneurysms, aortic dissection, arteriosclerosis obliterans, venous thrombosis and embolism |
| Graduated University | Jikei University School of Medicine |
