Srinivas Sanka, DO is a health care provider primarily located in Crystal River, Spring Hill, FL. He has 23 years of experience. His specialties include Internal Medicine. Dr. Srinivas Sanka, DO is an Internal Medicine, Primary Care, Geriatrics, Wellness & Internal Medicine Specialist in Crystal River, Spring Hill, FL. Dr. Sanka specializes in the medical treatment of adults. Internists can act as primary physicians or a consultant to primary physicians. They manage both common and rare diseases. Dr. Sanka provides comprehensive care and manages treatment with surgeons as well. Internists establish long-term relationships with their patients and incorporate disease prevention and mental health care into their practice.