Radiation Oncology

Lucius Doh, M.D., is a board eligible radiation oncologist. He received his medical degree from University of California Davis, and completed his
residency at Baylor College of Medicine in Houston, Texas. He has practiced at INTEGRIS since 2007.

William C. Goad, M.D., is a board certified radiation oncologist. He received his medical degree from the University of Oklahoma in 1984, and completed his residency in radiation oncology in 1990. He has practiced at INTEGRIS since 2004.

Sameer Keole, M.D., is a board eligible radiation oncologist. He received his medical degree from Ross University School of Medicine, and completed his residency at Wayne State University School of Medicine in Detroit, Michigan. He joined INTEGRIS in 2009.

Gary Larson, M.D., is a board certified radiation oncologist. He received his medical degree from the University of Oklahoma in 1981 and completed his residency in radiation oncology in 1985. He has practiced radiation oncology at INTEGRIS since 1990.

Kiran Prabhu, M.D., is a board certified radiation oncologist who received her medical degree from the University of Bombay, India. She completed her residency in radiation oncology at OU in 1992 and has practiced at INTEGRIS since 1992.

 Medical Oncology

Brian Geister, M.D., is a board certified in medical oncology and internal medicine.  He received his medical degreee from the University of Oklahoma and completed his residency in medical oncology at the University of Oklahoma Health Sciences Center he has practiced at INTEGRIS since 1987.

Johnny McMinn, M.D., is board certified in medical oncology, hematology and internal medicine.  He received his medical degree from the University of Oklahoma and completed his residency at the University of Iowa Hospitals and Clinics.  He has practiced medical oncology at INTEGRIS since 2003.

Romeo Mandanas, M.D., is board certified in medical oncology, hematology and internal medicine.  He received his medical degree from Cebu Institute of Medicine and completed his residency in internal medicine from Wayne State University, Detroit Medical Center, and medical oncology-hematology with stem cell transplantation from Indiana University Medical Center, Indianapolis, IN.  He has practiced at INTEGRIS since 1998.

Juli Johnson, CNS, is an advanced practice nurse in adult acute care focusing on oncology and hematology.  Johnson received her masters degree as a clinical nurse specialist from the University of Oklahoma.  She is nationally certified through the Oncology Nursing Certification Corporation and has worked at INTEGRIS since 2002.