Founded in March 1997, Oeste Saúde is a health plan provider based in Presidente Prudente, São Paulo, with services for the city and surrounding areas, including locations in São Paulo and Mato Grosso do Sul. The company offers several plan options, including Ouro, Premium and Exclusivo plans, as well as collective membership and business plans. Its accredited care network includes hospitals, clinics, laboratories, imaging diagnostic services and medical professionals across multiple specialties.

Oeste Saúde also operates the Centro Médico de Especialidades, providing access to specialized medical care through five centers and a dedicated clinical team. Members can use the website to find accredited providers, access a second copy of a bill and enter online areas for beneficiaries, businesses and healthcare providers. The company offers customer support through channels including WhatsApp, telephone and its service center. Additional resources include plan comparisons, benefit club information, manuals, financial statements and guidance for members and providers. Oeste Saúde is headquartered in Presidente Prudente and lists service contacts for several regional cities.