Meet our urgent care providers

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Dr. Artemio Perez, DO, a Hill Health family medicine practitioner, has always been drawn to medicine. Growing up, he was interested in science, specifically biology, and loved talking with people and hearing their stories—he thinks of medicine as the perfect combination of the two.As a former athlete with sports medicine experience, Dr. Perez strongly believes, "a good diet and regular exercise are the best medicine. If people want to live a better life, they need to be more proactive about their health.""My favorite part about being a physician is helping people take ownership of their health," he says. "I enjoy being my patients' guide as they walk the path to a healthier life, and the smile on their faces when they see results is gratifying."In addition to helping patients, Dr. Perez likes to stay involved in the community. He is the team physician for Northgate High School in Walnut Creek and gives talks to students at Diablo Valley College on sports medicine training every year. In his free time, he enjoys lifting weights, jogging and doing Pilates.

Dr. Hoffmann takes time to get to know her patients in all aspects of their lives; physical, emotional, and social that will affect their overall well-being. It is in knowing and listening to each individual that is the key in developing a unique plan of care. Her approach is an emphasis on preventative health and wellness practices, to proactively reduce risks for illness. She encourages her patients to become a well-informed participant in a partnership to achieve optimal health for the long-term. Dr. Hoffmann completed her Internal Medicine Residency in New York and is a Board Certified Internal Medicine physician. A California native, she has settled in the East Bay with her family since 1996.

Nurse Practitioner Cheri Arbizu earned her Bachelor of Science degree from University of Oregon Health Sciences in 1997. She started her career as an emergency room nurse at Kaiser Permanente, Oakland. She then went on to receive her Master Degree of Nursing. In 2001 she shifted her focus and began work as a Nurse Practitioner in the Minor Injury and Illness Clinic where she worked for eight years. In 2009 Cheri moved into a specialty position and worked at Kaiser Vallejo Dermatology. She joined BASS in 2015 and continues to serve the Walnut Creek and surrounding communities as a highly skilled Nurse Practitioner with a focus on disease prevention.