Located in Oizumi Gakuen-cho, Nerima Ward, Tokyo, Nitta Clinic is a community-oriented internal medicine practice. The clinic offers parking and barrier-free accessibility, providing a comfortable environment for elderly patients and those with physical disabilities. Consultation hours are from 8:30 AM to 12:00 PM and 2:30 PM to 5:45 PM. The clinic is closed on national holidays, the year-end and New Year period (December 31 – January 4), and during Golden Week (May 3–6). The clinic supports the latest health insurance card system, and since April 2026, patient check-in has transitioned to using My Number cards, insurance eligibility certificates, or Myna Portal insurance information. Nitta Clinic also participates in Nerima Ward's voluntary shingles vaccination program, offering preventive vaccinations to eligible individuals. Patients with fever are accepted without an appointment, and the clinic conducts antigen testing for COVID-19 and influenza. Serving as an internal medicine clinic that addresses a wide range of needs from everyday health management to infectious disease care, Nitta Clinic is an integral part of the Oizumi Gakuen area in Nerima Ward.