Takahashi Hospital, located in Kita-Shinjuku, Shinjuku-ku, is an internal medicine clinic situated a 5-minute walk from JR Sobu Line Higashi-Nakano Station and a 7-minute walk from Okubo Station. In addition to internal medicine, the clinic offers gastroenterology, respiratory medicine, pediatrics, and dermatology, with gastroenterology and respiratory specialists providing medical care. In gastroenterology, the clinic treats colonic polyp removal via endoscopy, Helicobacter pylori testing, reflux esophagitis, functional dyspepsia, and irritable bowel syndrome, with endoscopic examinations available by appointment. Respiratory medicine focuses on persistent cough, bronchial asthma, and COPD treatment. Pediatrics handles colds, gastroenteritis, and vaccinations, including simultaneous vaccinations. Dermatology provides cryotherapy for warts, eczema/dermatitis, and tinea treatment. The clinic offers English services and barrier-free accessibility, and is actively promoting medical DX, including implementing the online eligibility verification system using My Number cards. The clinic accepts patients suspected of infectious diseases such as fever or rash, and medical fee statements are issued free of charge. Closed on Thursday afternoons, Saturday afternoons, Sundays, and holidays.