Lillian Leong DO

For ongoing updates and information about COVID-19, including how to access care, please visit the John Muir Health website.

Cornerstone Primary Care, led by Dr. Ross Pirkle and Dr. Hardy, offers a personalized membership-based approach to healthcare in Walnut Creek, CA. Their focus is on proactive care and wellness, allowing for customized health plans that include services such as genetic testing, weight loss, and nutrition guidance. With limited patient enrollment, Cornerstone provides enhanced face-to-face interaction during appointments, same or next day visits for acute health issues, and improved coordination of care. Patients appreciate the thorough and caring approach of the physicians and staff, ensuring a cohesive healthcare experience tailored to individual needs. Generated from the website