Ooyama Kenko no Machi Clinic is a medical clinic primarily specializing in internal medicine, located in Oyamahigashicho, Itabashi-ku, Tokyo. In addition to internal medicine, they offer endocrinology, cardiology, geriatrics, surgery, dermatology, rehabilitation, orthopedics, and fever clinics. They provide various vaccinations and serve as a cooperating hospital in Itabashi-ku, and are designated as a medical institution for post-COVID conditions. Health checkups are available with facilities including blood tests, urinalysis, ECG, X-ray, pulse wave analysis, and sleep apnea testing. They also offer self-pay treatments including sauna therapy, ED treatment, AGE treatment, and frailty prevention. The clinic collaborates with Tokyo Metropolitan Health and Longevity Care Medical Center, Toshima Hospital, Teikyo University Hospital, and Nihon University Itabashi Hospital. They offer English services, accept credit cards and electronic payments, and are barrier-free. The clinic is closed on Wednesdays, Sundays, and holidays, as well as during year-end, New Year holidays, and Obon period.