Ooltewah Office 5243 Little Debbie Pkwy, Ste 117 Ooltewah, TN 37363. SERRI 251 N. Lyerly St, Suite 200 Chattanooga, TN 37404 ... Make a Payment New Patients Insurance and Financial Info Patient Portal Contact Us. Navigate. Home About Kidney Disease Medical Services Providers Help Desk & Forms For Referring Physicians Contact Us. Our Locations ....