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About Us

Welcome to Radiation Oncology Centers of Ventura County

Providing radiotherapeutic cancer solutions since 1979, the Radiation Oncology Centers of Ventura County are the premier cancer treatment facilities with a very simple philosophy: To deliver the most efficient, effective and technologically current cancer care in Southern California. Our medical group is a founding member of The Cancer Center of Ventura County, an affiliate of UCLA Medical Center. Our centers are led by renowned radiation oncologists Dr. Timothy A. O’Connor and Dr. Henry Z. Montes. Both are specialists in innovative radiotherapy treatment delivery, and both are recognized experts in stereotactic radiosurgery. Together, they lead a highly trained team that conducts 6D Stereotactic Body Radiotherapy (SBRT), IMRT, Superficial Radiation Therapy (SRT) for skin cancer, Image-Guidance Radiation Therapy (IGRT), and 3-D Conformal Radiation Therapy among other treatments.

Our Physicians

Dr. Timothy A. O’Connor and Dr. Henry Z. Montes are both UCLA-trained Radiation Oncologists who bring a wealth of professional experience to Radiation Oncology Centers of Ventura County. Dr. O’Connor is Chairman of the Cancer Program at St. John’s Regional Medical Center and has been named one of the “Best Doctors in America: Pacific Region”. Dr. Montes is fluent in Spanish and the recipient of many honors and awards, including the “Celebration of Excellence Award” from the Cancer Support Community – Valley/Ventura/Santa Barbara. Both doctors are known for their comprehensive and compassionate care.

Timothy A. O’Connor, MD, Radiation Oncologist

Dr. Timothy A. O’Connor had the opportunity to work with grief expert and author Elisabeth Kübler Ross. His experience with her during the time she started her London hospice program led him toward the field of oncology. Her compassionate care for cancer patients inspired him, and he credits her with helping him to understand the relationship between life and death. More…

“Having empathy for what my patients are going through, and expressing that to them, is a vital part of their treatment.” – Dr. O’Connor

Henry Z. Montes, MD, Radiation Oncologist

A Ventura County native, Dr. Montes is a graduate of Boston University School of Medicine and served as Medical Director of the Radiation Oncology Department at St. Bernardine Medical Center before joining ROCVC. Fluent in Spanish and the recipient of many honors and awards, he believes in the “team approach” to cancer care, appreciates the value of knowledge, and keeps his practice at the forefront of technology. More…

“It’s important to offer patients the most current technology and a comprehensive patient care team to ensure that they receive effective as well as compassionate treatment.” – Dr. Montes

Our Services

Radiation Oncology Centers of Ventura County have been the most respected cancer treatment centers in Ventura County since 1979. The advanced cancer treatments offered are non-invasive and address an array of cancers including Brain, Breast, Colon, Gynecologic, Head & Neck, Lung, Oral Cavity, Tongue, Larynx, Prostate and Skin Cancer. Our radiation oncologists Dr. O’Connor and Dr. Montes schedule dedicated time to educate and answer questions from each patient, and to put forth a customized and comprehensive plan of action. Our highly experienced cancer team works closely with medical oncologists and surgeons to keep patients and their families well-informed every step of the way. What sets us apart is the dedicated, personal attention that every patient receives.

Treatments

Radiation Oncology Centers of Ventura County, and our regionally acclaimed Radiation Oncologists Dr. Timothy O’Connor and Dr. Henry Montes, are committed to offering the most highly advanced technologies available for your cancer radiotherapy treatment. Our two locations in Oxnard and Camarillo serve patients throughout Ventura County, and offer the following treatments:

Patient Testimonials

“Superficial Radiation Therapy was fast, painless, and effective. No cutting, no downtime, and the results look great. After years of Mohs, this was by far the easiest treatment. I highly recommend this center!”

— Skin Cancer Patient

“I liked how Dr. Montes was kind and gracious, and explained everything in detail, as I had many questions. Everybody was wonderful, and I’m thankful everything worked out so well.”

— Breast Cancer Patient

Our Locations

Oxnard Center
1700 North Rose Ave, Suite 120, Oxnard, CA 93030
Phone: 805-988-2657 | Fax: 805-981-4456
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Camarillo Center
5301 Mission Oaks Blvd, Suite A, Camarillo, CA 93012
Phone: 805-484-1919 | Fax: 805-987-3977
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