Professor and Vice-Chairman
Sandra "Sunny" Hatch, MD, FAACS, FACCS, FACR
interim department chair and professor
Director of Clinical Operations
Ambulatory-Medical Director, Victory Lakes Cancer Center

M.D.:  UNIVERSITY OF TEXAS HEALTH SCIENCE CENTERRESIDENCY:  BAYLOR COLLEGE OF MEDICINEAREAS OF INTEREST:  BREAST AND GYNECOLOGICAL CANCERS

Dr. Hatch is board certified in Radiation Oncology by the American Board of Radiology (ABR).  Dr. Hatch is a tenured professor at the University of Texas Medical Branch in Galveston (UTMB).  She holds two endowed positions:  the Irma Labardini Mendoza and Jesse Jesus Mendoza Chair in Radiation Oncology and the Ruth Levy Kempner Professorship.  Her research has been published in multiple journals and presented nationally and internationally.  Dr. Hatch has authored book chapters as well on breast and gynecological cancers.  She is an active member of the Texas Breast and Cervical Cancer Control Clinic Workgroup for the Texas Department of Health.  She is a member of the National Breast Cancer Coalition in addition to being a member of the Breast Health Collaborative of Texas. Dr. Hatch serves on the advisory board for D’Feet Breast Cancer and the Susan G. Komen Houston Medical Advisory Council.  She has been recognized for her excellence in patient care by Best Doctors in America, The Houstonia, Consumers Research, Texas Monthly Super Doctors, and numerous Who’s Who Directories.  She was awarded membership to The Academy of Master Clinicians and serves on its Executive Committee. 

Dr. Hatch has been an examiner in Therapeutic Radiology in Gynecologic Oncology for the American Board of Radiology, and serves as national chair for the Radiation Oncology In-Training Exam Committee for the ABR, and as section director for gynecologic malignancies.  She has trained physicians in Armenia, China and Vietnam in Breast Cancer and physicians in Nicaragua in Gynecologic Cancers.

Associate Profesor
todd swanson, md, phd
associate professor
clinic director, victory lakes

M.D.:  ROSALIND FRANKLIN UNIVERSITY OF MEDICINE AND SCIENCEPHD:  ROSALIND FRANKLIN UNIVERSITY OF MEDICINE AND SCIENCERESIDENCY:  WILLIAM BEAUMONT HOSPITALAREAS OF INTEREST:  LUNG, GASTROINTESTINAL TRACT, PROSTATE, AND BRAIN

Dr. Swanson is board certified in Radiation Oncology by the American Board of Radiology (ABR). Dr. Swanson is an active member of several multidisciplinary tumor boards. He currently also serves as clinical director for the Tomotherapy Program at the UTMB League City Campus.  As well, he is amongst several dozen Radiation Oncologists nationwide who holds sub-specialty certification in Hospice and Palliative Medicine.  His research has been recognized with awards by the American Brachytherapy Society and the American Society of Clinical Oncology, where he has been honored with Merit Awards for his work in several disease sites.  He is currently the Principle Investigator at UTMB for the NRG Oncology National collaborative trials under the National Cancer Institute, overseeing radiation clinical trials at UTMB.  Dr. Swanson is active in teaching residents and has been involved in teaching national board certification preparation courses for The Osler Institute and as a question writer for the resident In-Training Exam for the ABR.  He is also involved in quality assurance programs in Radiation Oncology, serving as a national site reviewer for the ABR’s Radiation Oncology Program Accreditation (ROPA) program. 

Wiederhold
lee wiederhold, md, phd
assistant professor
residency program director

M.D.:  UNIVERSITY OF TEXAS MEDICAL BRANCHPHD:  UNIVERSITY OF TEXAS MEDICAL BRANCHRESIDENCY:  UNIVERSITY OF TEXAS MEDICAL BRANCHAREAS OF INTEREST:  HEAD AND NECK

Dr. Wiederhold graduated from the UTMB Medical Scientist Training Program with his MD and PhD degrees in 2005.  He served his transitional year at the University of Texas Health Science Center at Houston from 2005 to 2006, and completed his residency in Radiation Oncology at UTMB in 2010.  Dr. Wiederhold has been faculty at UTMB since completing residency.  His subspecialty focus is head and neck cancer.  As the UTMB Radiation Oncology Residency Program Director he is also committed to training the next generation of physicians.  Dr. Wiederhold was selected as a Texas Monthly Super Doctor Rising Star in 2016.

Associate Professor
melissa joyner, md
associate professor
medical director, st. joseph's medical center

Dr. Joyner is a radiation oncologist specializing in breast, gynecological, and genitourinary/prostate cancers.  She received her Master of Business Administration degree and a Bachelor of Business Administration degree from the University of Texas-Austin.  Dr. Joyner had an extensive business background prior to attending medical school including a successful career at IBM and subsequently running her own consulting company with her major client being H.B Zachry Company.   In 1998, Dr. Joyner enrolled in the University of Texas Health Science Center at San Antonio where she received her Doctorate of Medicine.  She was recognized for her extensive contribution to underserved women and as an advocate on women’s health issues by being awarded the Paul Weinberg scholarship while attending medical school.

 Dr. Joyner completed her radiation oncology training at the University of Texas Health Science Center in San Antonio (UTHSCSA), Texas where she also served as Chief Resident.   She joined UTMB as an assistant professor in 2009.  In addition to her clinical duties, Dr. Joyner also serves as Clinical Director of Radiation Oncology at Bayshore Medical Center in Pasadena, TX.  She is leads the monthly tumor board, and is active in the breast tumor board, journal club, and is a new member of the cancer care committee.  Dr. Joyner also practices at St. Joseph’s Medical Center and is active in the Hispanic initiatives committee.  

Dr. Joyner will be participating in Radiation Therapy Oncology Group (RTOG) and Gynecology Oncologic Group (GOG) studies in conjunction with University of Texas Medical Branch’s Department of Gynecology.   She has presented at national and international conferences including the ASTRO’s Translation Research Conference, SBRT in Copenhagen, ESTRO, and RSNA. She has also served on many boards in the community including Family Service Association. Dr. Joyner is a member of numerous scientific societies including; American Brachytherapy Society, American Society of Clinical Oncology,  American Society for Radiation Oncology, Harris County Medical Society, Texas Medical Association, Gynecology Oncologic Group, and the American Medical Association.  She is an active supportor of both the Stehlin Foundation and The Rose. 

In addition, to all of her professional activities, Dr. Melissa Joyner is honored to be married to her husband, Todd and is the blessed mother of 6 boys.