Dr. Eric Thowald Sandberg is a Allergist/Immunologist in Houston 77025…read more, Houston and has an experience of 39 years in this field. Dr. Eric Thowald Sandberg practices at Kelsey-Seybold Clinic in Houston 77025, Houston,Office in San Francisco 94132, San Francisco and Kelsey-Seybold Clinic in Sugar Land 77478, Sugar Land TX.read less