With its unique network of 20 clinics, Kelsey-Seybold is Houstonӳ largest and most renowned private multi-specialty physician group. The health information contained on this website is for educational purposes only and does not constitute medical advice or a guaranty of treatment, outcome, or cure. Please consult with your healthcare provider for specific medical advice. This information is not intended to create a physician-patient relationship between Kelsey-Seybold Clinic or any physician and the reader. The Kelsey-Seybold Clinic service mark is licensed from St. Lukeӳ Episcopal Health System.