Located in Kamitoda, Toda City, Saitama Prefecture, Oshima Internal Medicine Clinic is an internal medicine clinic providing medical care by specialists in cardiology and general internal medicine. In addition to treating cardiovascular diseases such as angina, myocardial infarction, heart failure, and arrhythmia, the clinic offers treatment for lifestyle diseases including hypertension, hyperlipidemia, and diabetes. Consultation services are available for abnormalities found in health checkups, and treatment for sleep apnea syndrome (SAS) is also provided. The clinic offers smoking cessation services, providing treatment covered by health insurance for those struggling to quit smoking. English language services are available, and payment can be made using credit cards and electronic payments. The facility is equipped with parking and is barrier-free. Clinic hours are from 9:00 AM to 12:00 PM and from 3:00 PM to 6:00 PM, with the clinic closed on Thursdays and Sundays, and Saturday morning hours only. The clinic has obtained the Medical DX Promotion System Establishment Addition and utilizes online billing, online eligibility verification, and My Number cards to strive for providing higher quality medical care.