Colombo South Teaching Hospital (CSTH) is one of the largest and oldest teaching hospitals in Sri Lanka, providing comprehensive healthcare services to the public. Situated in Kalubowila, Dehiwala, it serves as a major healthcare institution for the Western Province and plays a pivotal role in medical education and training for medical students and professionals.

• Cardiology
• Neurology
• Oncology
• Orthopedics
• Pediatrics
• General Surgery
• Obstetrics and Gynecology
• Ophthalmology
• ENT (Ear, Nose, Throat)
• Dermatology
• Psychiatry
• Emergency Medicine

CSTH adheres to stringent quality assurance protocols to ensure the highest standards of patient care and safety. Regular audits, continuous training programs for staff, and compliance with international healthcare standards are part of their quality assurance practices.

• Vision: To be a leading healthcare institution in Sri Lanka, recognized for excellence in patient care, medical education, and research.
• Mission: To provide comprehensive, high-quality healthcare services to the community, promote health and wellness, and foster an environment of continuous learning and improvement.

CSTH has received numerous awards and recognitions for its contributions to healthcare in Sri Lanka. These accolades reflect the hospital's commitment to excellence in patient care, medical education, and community service.