Mark Fesler, MD, is board certified in hematology, oncology and internal medicine and practices at St. Luke’s Center for Cancer Care. Dr. Fesler earned his medical degree at St. Louis University School of Medicine. He completed his residency at University of Colorado Health Sciences Center where he also served as Chief Resident. Dr. Fesler completed his fellowship in hematology and medical oncology at St. Louis University School of Medicine. 

Dr. Fesler specializes in all blood cancer and he has a special interest in the recent transformative developments in both diagnosis and treatment of blood cancer. He has expertise in immunotherapy, cellular therapy/bone marrow transplantation, lymphoma, myeloma, leukemia, and myelodysplastic/myeloproliferative neoplasms. Dr. Fesler has a long background of research and will continue his research focus at St. Luke's Hospital. He utilizes an integrated, multidisciplinary, and holistic approach to deliver a tailored care plan focused on the individual person. He is available for both inpatient and outpatient consultation and both onsite and virtual visits.

Dr. Fesler is currently accepting new patients at St. Luke’s Center for Cancer Care.

For a list of blood cancer clinical trials visit:

https://www.stlukes-stl.com/services/clinical-trials/lymphoma.html

https://www.stlukes-stl.com/services/clinical-trials/multiple-myeloma.html