My Healing Plan Patient Portal. ... Waseem Khan, MD is my doctor Mark E. Thompson, MD is my doctor. Uma Iyer, MD is my doctor Vernon Montoya, MD is my doctor. Pay My Bill. Medical Oncology. Monday - Friday 8 a.m. - 5 p.m. 386-755-1655 Phone 386-755-2330 Fax 289 SW Stonegate Terrace, Suite 103.