Santa Maria – Coastal Radiation Oncology at Mission Hope Cancer Center

Dr. Case Ketting and Dr. Jeffrey Wu lead the qualified and dedicated team of cancer treatment professionals at Coastal Radiation Oncology’s Mission Hope Cancer Center site in Santa Maria. Our center offers a full range of treatment options, including 3D Radiation Treatment Planning, Intensity-Modulated Radiation Therapy (IMRT), Image-Guided Radiation Therapy (IGRT), Volumetric Modulated Arc Therapy, Stereotactic Body Radiation Therapy (SBRT)and Respiratory Motion Compensated Radiation Therapy. The compassionate team of Radiation Therapists, Physicists, Dosimetrists and Techs at Coastal Radiation Oncology at Mission Hope Cancer Center delivers individualized treatments with care and expertise.

Focusing On Our Patients
At Coastal Radiation Oncology at Mission Hope Cancer Center we know that each patient we treat is unique – from their medical diagnosis to their personal drive and individual spirit.Coastal Map Icon Directions

We are located adjacent to Marian Medical Center in the Mission Hope Cancer Center building in Santa Maria, CA.
Address: 1325 Church Street
Phone: (805) 925-2529
Please call if you need help finding us.

Case Ketting, M.D.

Case Ketting, M.D.

Click for Dr. Ketting's Bio

Dr. Ketting is a former electrical engineer and a graduate of the University of Washington School of Medicine. He completed his radiation oncology specialty training at Loma Linda University Medical Center, then returned to University of Washington as a research fellow.

Subsequently, Dr. Ketting served as Assistant Professor with Loma Linda University, then as medical director of the Jordan Family Radiation Oncology Department at St. Jude Medical Center in Fullerton, California, from 2000 through 2006. His colleagues at St. Jude voted him “Most Compassionate Physician” in 2002. Dr. Ketting has been with Coastal Radiation Oncology since 2009.

When not at work, he enjoys playing “Papa” to his twin daughters and piloting classic aircraft.

Patrick Williams, M.D.

Patrick Williams, M.D.

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Dr. Williams was raised in a small town in Mississippi and graduated cum laude from the University of Mississippi with a degree in civil engineering. He received his M.D. from the University of Mississippi Medical Center. Dr. Williams completed an internal medicine internship at St. Mary’s Medical Center in San Francisco. He completed his radiation oncology residency at the University of Southern California, serving as chief resident in the final year.

At the University of Southern California, Dr. Williams’ training was comprehensive and included a variety of radiotherapy techniques including image guided radiation therapy (IMRT), stereotactic ablative radiotherapy and stereotactic body radiation therapy (SABR/SBRT) with 4D-CT and respiratory management (including liver, lung, and spine), stereotactic radiosurgery (SRS) with Gamma Knife Perfexion and CyberKnife, and both high and low dose rate (HDR and LDR) brachytherapy. He opened two Phase I prospective clinical trials for which he was principal investigator, both exploring the psychology of the cancer patient, and how cancer treatments impact perception and memory.

Dr. Williams is a member of the American Society for Therapeutic Radiology and Oncology (ASTRO), American Society of Clinical Oncology (ASCO), and the American College of Radiation Oncology (ACRO).

Dr. Williams practices at Coastal Radiation Oncology Medical Group’s Lompoc Radiation Oncology Center in Lompoc, California and Mission Hope Cancer Center in Santa Maria, California.

Jeffrey Wu, M.D.

Jeffrey Wu, M.D.

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Raised in Virginia Beach, Virginia, Dr. Wu graduated cum laude from Duke University with majors in Chemistry and Biology. He received his M.D. from David Geffen School of Medicine at UCLA and was inducted into the Alpha Omega Alpha medical honor society. He remained in Los Angeles to complete an internship at Harbor-UCLA Medical Center and an additional four years of dedicated radiation oncology training at UCLA. He has extensive experience in stereotactic radiosurgery (SRS), stereotactic body radiotherapy (SBRT), volumetric modulated arc therapy (VMAT), intensity-modulated radiation therapy (IMRT), and high-dose-rate (HDR) brachytherapy for various types of cancer including tumors of the head and neck, prostate, lung, liver, breast, and other sites throughout the body.

Dr. Wu has been invited to present his research at various national and international conferences, and he has published numerous peer-reviewed articles as well as a recent book chapter on radiation therapy for elderly patients. He was also honored to serve as Chief Resident during his final year in the UCLA Medical Center Department of Radiation Oncology.

Dr. Wu practices at the Mission Hope Cancer Center in Santa Maria.

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