Dr. Ernesto Contreras, Sr.

Founder

In 1963, the late Dr. Ernesto Contreras, Sr. opened the Oasis Medical Institute and initiated what would become a healing tradition known as the Total Cancer Care Approach. Dr. Contreras is recognized in multiple publications as a pioneer in body, mind, and spirit medicine.

DR. FRANCISCO CONTRERAS

Dr. Francisco Contreras

Director, President and Chairman

Dr. Francisco Contreras serves as director, president and chairman of the Oasis Medical Institute. A distinguished oncologist and surgeon, Contreras is renowned for combining conventional and alternative medical treatments with emotional and spiritual support to provide patients with the most positive treatment experience possible.

Rosa Contreras

Certified Nutritionist

Our nutritionist, Rosa Contreras will counsel you through individual sessions and provide you with a healthy, lifelong nutrition plan. In addition, Rosa will provide you with specific guidelines on how to begin your new healthy lifestyle.

Francisco Ceceña, M.D.

Director of the Oncology

Dr. Ceceña has been an integral member and leader of the Oasis of Hope medical staff. Dr. Ceceña’s tenure at Oasis of Hope has given him knowledgeable insight into multiple areas of a patient’s care, from patient admittance, to home care treatment, patient follow-up, and now as the Director of Oncology.

Carlos Gutierrez, M.D.

Follow Up Director

Dr. Carlos Gutierrez has been part of the Oasis of Hope medical staff since 1979. Having worked alongside our founder, the late, Dr. Ernesto Contreras, Sr., he learned firsthand how to provide holistic care to inpatients and home care patients. Currently, Dr. Gutierrez is the head of the Oasis of Hope Telemedicine team.

Juan Ortiz, M.D.

Director of the Oncology

Dr. Juan Ortiz is committed to prioritizing patients. As one of the newest members of the medical staff at the Oasis of Hope, he believes he is critical in listening to the needs of patients on all levels: physical, emotional, and spiritual.

Paulina Larraga, M.D.

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Dr. Paulina Larraga is one of the top attending physicians in the oncology department. She has worked at Oasis of Hope since 2016. In addition to being a medical doctor, she is currently enrolled in a Master of Science in palliative care. Dr. Larraga is effective at delivering medical care, designing personalized protocols and providing psychosocial support to her patients.

Sebastian Castro, M.D.

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Dr. Sebastian Castro is an attending physician on the oncology team. As a specialist in internal medicine, he provides support for patients who made need thoracentesis, abdominal paracentesis, central line placement, electrocardiographs, and other services. Dr. Castro also oversees the hyperthermia center at Oasis of Hope.

Jorge Ruiz, M.D.

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Dr. Ruiz is a hematologist that oversees immuno-therapy and leukemia cases.
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