KATHY SIEU, RN, MS, ANP-C, AOCNP
Kathy joined Contra Costa Oncology in 2008. She carries a double certification as a board certified adult nurse practitioner and as an Advanced Oncology Certified Nurse Practitioner. Kathy graduated with honors from UCSF’s Master’s Nurse Practitioner program. She, also, holds bachelor’s degrees in psychology/sociology and nursing. All degrees were conferred with honors and distinction. Her background includes many years of experience at Stanford University Hospital in primary care, trauma, intensive care, and cardiology. She has coordinated clinical medical research in interventional cardiology and radiology and continues to coordinate the practice’s clinical trials. Kathy continues to coordinate clinical trials for Contra Costa Oncology, as well as gently guiding patients through bone marrow biopsies.
Since graduation Kathy has pursued additional studies in Cancer Genetic Risk Assessment through the Oncology Nurses Society and more recently became a member of City of Hope’s community of practice upon completing their Intensive Course for Cancer Genetic Risk Assessment. Kathy has an active role in coordinating the American Cancer Society’s San Ramon site of Relay for Life and is a volunteer with the California Disaster Relief Medical Volunteers. In her spare time she enjoys physical fitness, time with family, travel, reading and hiking.
LINDA MCMULLEN, MSN, FNP-C
Linda is a board certified Family Nurse Practitioner with a Master’s Degree from Samuel Merritt University. She also holds a bachelor degree in Neuroscience, and has worked for several years as a cancer research associate at UCSF’s department of radiation oncology and pediatric endocrinology. Her pre-clinical research experience to discover synergistic ways of combining radiation therapy with new monoclonal antibodies and targeted treatments made her realize her passion to pursue patient care within a clinical role as a nurse practitioner.
Linda is also a firm believer in providing community outreach both near and far, and has taken on the role of a domestic violence counselor for survivors within the SF Bay Area, as well as embarking on medical mission to Ghana to help provide health care to those in need. She prides herself in being a great team member to the nurses and physicians whom she works with, and offers a gentle and supportive approach to patient care. In her spare time she enjoys spending time with her family, going on mini trips and adventures with her dogs, and trying out new food spots around the Bay.
VON HOANG, MSN, APRN, FNP-C
Von is a Family Nurse Practitioner, board certified by the American Association of Nurse Practitioners (AANP). She completed her Bachelor of Arts degree in Biology from UC Berkeley and then earned her Masters of Science in Nursing degree at Samuel Merritt University in Oakland, California. After graduating, she worked as a Family Nurse Practitioner in primary care, urgent care, women’s health and hematology/oncology.
At Contra Costa Oncology, she works in tandem with our physicians, performing comprehensive health assessments and providing extensive review and interpretation of laboratory and imaging results. Von offers education to patients regarding side effects and toxicities of chemotherapy and biologic treatments. She is also involved in clinical trials aiming to explore, investigate and evaluate new and advanced treatment strategies.
In her spare time, Von enjoys crafting, running and traveling. Her most memorable excursion includes traveling solo through Europe, visiting six countries and nine cities in four weeks. Von is also an avid foodie and relishes in trying new restaurants and cuisines.
RENS TEN HOLT, RN, MSN, FNP-C
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