Ishii Internal Medicine and Surgery Clinic is an internal medicine clinic located in Nishi-Shinjuku 7-chome, Shinjuku-ku, Tokyo. English services are available, and the clinic will celebrate its 12th anniversary in October 2026. The clinic provides consultations on lifestyle modifications and numerical management for dyslipidemia, as well as health consultations regarding triglycerides, which tend to rise in winter, and arteriosclerosis risks. Specializing in hay fever treatment, the clinic offers sublingual immunotherapy for Japanese cedar pollen allergy. Appointments are required, and telemedicine is also available. The clinic has implemented infection prevention measures for COVID-19 and influenza. The clinic utilizes My Number insurance cards to access and leverage medical information, striving to improve the quality of healthcare.