Dr. Siddiqui treats patients with all malignancy types, and has specific expertise in breast, prostate, lung, gastrointestinal and central nervous system malignancies. He also specializes in stereotactic radiation therapy for early stage lung cancer and stereotactic radiosurgery for brain cancer and metastases. He has extensive experience with the CyberKnife radiation therapy to treat brain cancer, lung cancer and prostate cancer. He also specializes in SpaceOAR placement which helps reduce side effects of prostate radiation. Dr. Siddiqui is committed to integrating the latest research into his care, with the goal of eliminating cancer, and believes in individualized patient care rooted in compassion. His personal interests include running, golfing, tennis and hiking with his family.

Dr. Rushing specializes in gynecologic oncology with advanced expertise in minimally invasive robotic surgery. He shares that expertise throughout the country as a proctor for various surgical training programs. For Dr. Rushing, being a gynecologic oncologist is as much a calling as it is a profession. Having lost his father to lymphoma, he has a deep understanding of the importance of listening to the needs of his patients and helping guide their treatment journeys with compassion and respect.

Weiya Z. Wysham, MD is a medical provider in Vancouver,WA.

Dr. Cosgrove specializes in general adult oncology with advanced subspecialty expertise in breast and gastrointestinal (GI) cancers. He is a strong advocate for bringing leading edge therapies to his patients through clinical trials. He serves on The US Oncology Research Networka's national GI Research Committee and as a principal investigator for many studies. Dr. Cosgrovea's approach to patient care is very team oriented. He strives toward open communication by encouraging questions and ongoing follow up. He is a source of information for his patients and a caring sounding board for emotional support. In his spare time Dr. Cosgrove is an avid soccer player. He enjoys the outdoors with his wife and two young daughters.

Michaelann Liss, DO is a medical provider in Vancouver,WA.

Nikita Sinha, MD is a medical provider in Vancouver,WA.

Tristan Bice, MD is a medical provider in Vancouver,WA.

Dr. Storm-Dickerson is a breast surgical oncologist with advanced subspecialty expertise in oncoplastic techniques. In addition to the surgical management of breast cancer, she treats complex benign breast disease. She is dedicated to providing state-of-the-art care that includes innovative surgical approaches like nipple and skin sparing mastectomies, and incisional techniques similar to those used in cosmetic procedures. Her practice philosophy recognizes that the mind and body are not separate. Preserving a womans self-esteem is as important to her as getting rid of the cancer. She works closely with plastic surgeons so that, long-term, her patients can look in the mirror without a constant reminder they had cancer.

Dr. Van Ho specializes in hematology and medical oncology with subspecialty expertise in lung cancer, gastrointestinal cancers, and benign and malignant hematology disorders. He is widely known for the support and comfort he provides to patients and their families throughout treatment. Dr. Van Ho is a strong advocate for interdisciplinary care, designed to ensure a dedicated team of experts is there to benefit patients in every positive way. In addition to his busy practice, Dr. Van Ho is passionate about collaborating with non-profit organizations to provide oncology support in the community, speaking at educational conferences, and helping to spread awareness about local resources.