Cornerstone Primary Care

Cornerstone Primary Care is a doctor practice in Walnut Creek, California, offering comprehensive primary care services to adults seeking personalized, patient-centered medical attention. The practice specializes in preventive care, chronic disease management, sports medicine support, and arthritis care, with a focus on helping patients maintain optimal health and daily function. Led by board-certified internal medicine physician Dr. Ross Pirkle, who has served the Walnut Creek community and John Muir Medical Center for two decades, the practice emphasizes a holistic approach to wellness that integrates traditional medicine with complementary therapies such as acupuncture, behavioral health, and chiropractic care. Dr. Pirkle is supported by Dr. Robert Hardy, a clinical professor at the University of California, San Francisco School of Medicine, further strengthening the practice’s medical expertise. The practice serves patients throughout Walnut Creek and surrounding areas, maintaining a strong reputation with a 4.60 rating based on patient feedback.

The practice is built on a foundation of personalized care and medical advocacy. Dr. Pirkle, a graduate of the University of California, Berkeley and the University of California, San Francisco, brings extensive experience and leadership to the clinic, having served as chief of medicine at John Muir Medical Center. He leverages his professional network with top-tier institutions like UCSF, Stanford, and the Mayo Clinic to support patient care. Cornerstone Primary Care goes beyond standard care by offering services such as injection therapy for joint pain, lifestyle counseling, and coordinated care for both acute and chronic conditions. The team is committed to empowering patients through education and collaboration, ensuring they are active participants in their health journey.

Located at 120 La Casa Via Suite 211, the practice sits just a short distance from John Muir Medical Center and the John Muir Statue & Fountain, both about 0.1 miles away. It is also within easy reach of Ygnacio Valley Road, a major local highway, and San Miguel Park, approximately 0.3 miles to the west. The surrounding neighborhood includes Heather Farms, and the Ygnacio Canal runs nearby, adding to the area’s accessible, community-oriented character.

Cornerstone Primary Care stands out for its well-documented presence online and a website that is clearly structured and easily navigable, reflecting a high level of professionalism and transparency. The practice is known for its dedicated team, long-standing local presence, and commitment to delivering care that extends beyond routine check-ups. With a strong reputation built on trust and comprehensive support, the practice remains a trusted resource in the Walnut Creek healthcare community.