Numabukuro Fujinami Internal Medicine Clinic is an internal medicine clinic located in Numaburo, Nakano-ku, Tokyo, providing care by physicians certified by the Japan Society of Internal Medicine. The clinic treats diabetes with a focus on correcting the causes of hyperglycemia. For thyroid diseases, it provides follow-up care for chronic thyroiditis, painless thyroiditis, and postoperative thyroid conditions, and considers treatment approaches based on age for hyperthyroidism. Additionally, the clinic handles general internal medicine complications including dyslipidemia, heart failure, kidney diseases, hypertension, and respiratory conditions, as well as related skin diseases. Appointments are primarily by reservation in the morning, with 30-minute slots allocated per patient, and first-time visitors and those with referral letters are advised to contact the clinic in advance. As patients aged 90 and above visit daily, those with fever are requested to exercise caution to prevent infection. The clinic is equipped with parking and offers services in English.