JOHN J. KRESL, MD, PhD, FACRO, DABR | RADIATION ONCOLOGIST
Dr. Kresl is a nationally recognized expert in stereotactic radiosurgery and is frequently an invited lecturer at seminars throughout the world. He also co-authored "Stereotactic ablative radiotherapy versus lobectomy for operable stage I non-small-cell lung caner: a pooled analysis of two randomised trials in the Lancet Oncology journal in May 2015. Through his participation in Clinical Oncology Treatment Protocols, he offers the newest and most advanced forms of treatment for tumors of all disease sites.
An executive board member for the CyberKnife Society, he has published extensively on radiosurgery. Joining ROCA in 1998, he is the current Medical Director, as well as oversees the Department of Radiation Oncology at Banner Good Samaritan Medical Center. He was the Assistant Director for the Center for Thoracic Disease at St. Joseph's Hospital & Medical Center and Barrow Neurological Institute in Phoenix until 2008. Dr. Kresl completed advanced medical educational and research training in the field of oncology as one of five National Institute of Health (NIH) supported combined MD/PhD Fellow in Graduate Medical Science training in Molecular and Immunological Tumor Cell Biology. He received his MD and PhD from Northwestern University Medical School in Chicago and completed a comprehensive Radiation Oncology training program at the Mayo Clinic, Rochester, MN. Dr. Kresl has also completed advanced Clinical Radiation Oncology training in the field of Brachytherapy, GammaKnife™ Stereotactic Radiosurgery and CyberKnife® Stereotactic Radiosurgery. Dr. Kresl is Board Certified by the American Board of Radiology in Radiation Oncology. A distinguished fellow of the American College of Cancer Specialists, he is included in the Best Doctors in America 2011-2012 and was named among "America's Top Oncologists 2010" by the Consumer's Research Council of America.
SANDRA S. ZAKY, MD, DABR | RADIATION ONCOLOGIST
Dr. Zaky came to ROCA in 2010. She received her Bachelor's of Science in Electrical and Biomedical Engineering at Marquette University, in Milwaukee, WI, followed by a Master's of Science in Immunology at Albany Medical College in Albany, NY. Her thesis focused on a novel treatment for hormone-receptor positive breast cancer. Dr. Zaky went on to receive her medical degree at Albany Medical College in 2005. After completing her residency in Radiation Oncology at Emory University, in Atlanta, GA, she gained extensive training in pediatrics, intensity modulated radiation therapy (IMRT), stereotactic (body and brain) radiotherapy and brachytherapy. Her interests include breast cancer, pediatric oncology and cancer survivorship programs, and she has been asked to speak at multiple national meetings regarding her research on triple negative breast cancer. Dr. Zaky is board eligible in Therapeutic Radiology by the American Board of Radiology.
LAUREN D. STEGMAN, MD, PhD, DABR | RADIATION ONCOLOGIST
Dr. Stegman joined ROCA in 2007 after completing his residency at the world-renowned Memorial Sloan-Kettering Cancer Center in New York City. He earned combined MD and PhD degrees from the University of Michigan in Ann Arbor, where he studied cancer gene therapy and molecular imaging. Published in numerous articles in both the basic sciences and clinical radiation oncology, Dr. Stegman is experienced in Brach therapy and IMRT for gynecologic, genitourinary, gastrointestinal, head and neck, thoracic, brain and breast cancers. He also has significant experience with stereotactic body radiosurgery for Para spinal, lung and liver tumors. He is Board Certified in Radiation Oncology by the American Board of Radiology. He has been named a "Top Doctor" by PHOENIX Magazine and Phoenix Woman Magazine.
MARK MCLAUGHLIN, MD | RADIATION ONCOLOGIST
Dr. McLaughlin is an Atlanta native, receiving his undergraduate degree from Duke University. He attended medical school at the Medical College of Georgia and completed his Radiation Oncology residency at the Shands Cancer Center at the University of Florida. He has been on the faculty at the Mayo Clinic and Wake Forest University, and he has practiced at St. Joseph's Medical Center/Barrow Neurological Institute in Phoenix, Arizona. In 2004, Dr. McLaughlin joined North Georgia Radiation Therapy. He has lectured nationally and internationally on his primary interests of brain, breast, prostate, and gynecological malignancies, and has published several articles and book chapters on oncology topics. Dr. McLaughlin has extensive experience in Intensity Modulated Radiation Therapy (IMRT), radiosurgery for brain and spine tumors, and brachytherapy including High Dose Rate (HDR) radiation therapy.
KURT A. WHARTON, MD, DABR | RADIATION ONCOLOGIST
DR WHARTON JOINED ROCA IN 2010 AND IS BASED AT PHOENIX CYBERKNIFE AND RADIAITON ONCOLOGY CENTER AND BANNER GOOD SAMARITAN MEDICAL CENTER. He received his medical degree from the College of Human Medicine at Michigan State University in 2005. His advanced training in Radiation Oncology was completed at the University of Arizona Cancer Center where he served as the Chief Resident. He also received special training in prostate seed implants at the world-renowned Seattle Prostate Institute. He has published papers in the medical literature about the treatment of a breast cancer, prostate cancer and stereotactic radiation therapy for spine tumors. Dr. Wharton is board eligible in Therapeutic Radiology by the American Board of Radiology.
RUFUS J. MARK, MD, DABR | RADIATION ONCOLOGIST
Dr. Mark graduated with a degree in Biology from Yale University in 1981. He received Phi Beta Kappa and Summa Cum Laude honors. He received his Medical Degree from UCLA in 1986. He completed his residency in Residency in Radiation Oncology at UCLA in 1990. He has presented or published more than 250 abstracts and papers at peer reviewed medical meetings, throughout the world. His research interests have focused on breast cancer, prostate cancer, brain tumors, soft tissue sarcomas, movement disorders, and trigeminal neuralgia. He is currently co-editor of the National Consortium of Breast Centers monthly Breast Center Bulletin. He has extensive clinical experience in Intensity Modulated Radiation Therapy, Stereotactic Radiosurgery, Stereotactic Body Radiation Therapy, Radio-Immunotherapy, and in HDR implants of the cervix, vagina, breast, prostate, and lung. Over the past 20 years, he has built HDR implant programs at four Cancer Programs. He has also started Gamma Knife Stereotactic Radiosurgery and Stereotactic Body Radiation Therapy Programs. He has been married for 28 years, and has 3 children. He is Board Certified in Radiation Oncology by the American Board of Radiology.
In describing his work, Dr. Mark said, “I love it! In Radiation Oncology, we are so privileged to be able to help people in such consequential ways. We spend every day trying to save lives, preserve organs like the breast and voice, and relieve pain. How cool is that?” When outside of the office, Dr. Mark enjoys a number of diverse interests. His favorite past times include fitness, spending time with his family, traveling to exotic destinations, photography, sailing, dancing, music, and reading history and biography.
• SUE FRAZIER, BS RT (R) (T) (CBDT) | CLINICAL ADMINISTRATOR
• Deirdre Colao RN, BSN, OCN | PATIENT CARE COORDINATOR
• KAREN ORTIZ, MA | MEDICAL ASSISTANT
• STACEY AIKINS, RTT | RADIATION THERAPIST
• THERESA KILGORE, RN | PRACTICE REPRESENTATIVE
• Cheryl Niebuhr | PRACTICE REPRESENTATIVE
• VICTOR HOWARD, PhD | PHYSICIST
• Lacey Wharton | RADIATION THERAPIST
• STEVE MARTIN | RADIATION THERAPIST
• Rachel Aminov | RADIATION THERAPIST
• JOHN GRANSBERY | DOSIMETRIST
• MONICA BAKER | FRONT OFFICE ADMINISTRATOR
• CINDY RODRIGUEZ | FRONT OFFICE RECEPTIONIST
• Erminda Mena | FRONT OFFICE RECEPTIONIST
SUE FRAZIER, BS RT (R)(T)(CBDT) | CLINICAL ADMINISTRATOR
Deirdre Colao RN, BSN, OCN | PATIENT CARE COORDINATOR
KAREN ORTIZ, MA | MEDICAL ASSISTANT
STACEY AIKINS, RTT | RADIATION THERAPIST
THERESA KILGORE, RN | PRACTICE REPRESENTATIVE
Cheryl Niebuhr | PRACTICE REPRESENTATIVE
VICTOR HOWARD, PhD | PHYSICIST
Lacey Wharton | RADIATION THERAPIST
STEVE MARTIN | RADIATION THERAPIST
Rachel Aminov | RADIATION THERAPIST
JOHN GRANSBERY | DOSIMETRIST
MONICA BAKER | FRONT OFFICE ADMINISTRATOR
CINDY RODRIGUEZ | FRONT OFFICE RECEPTIONIST
Erminda Mena | FRONT OFFICE