Dr. Alfred E. Tan is a family practicioner providing healthcare to those in the Tri-Valley area. Dedicated to providing comprehensive healthcare for all people, Dr. Tan's medical clinic keeps rates affordable so that residents with low incomes or who lack health insurance can still get the services they need. Dr. Tan has thirty years of experience in the medical profession. His mission is to provide medical care to those who need it most. Office visits start at $59. No appointments necessary. Call 925.736.2200 for more information.