About
Dr. John David Culbertson is a board-certified internist practicing concierge medicine in San Anselmo, California. He holds certification from the American Board of Internal Medicine and maintains membership in the American College of Physicians. His career spans more than two decades of clinical internal medicine practice.
Dr. Culbertson takes time with each patient to understand their individual health concerns and goals. He builds care around genuine connection and lasting trust. His patients consistently describe his compassion and commitment to keeping them well. His focus on preventive care and thoughtful guidance reflects a practice philosophy centered on excellence and genuine concern.
Certifications
Who is Dr. Culbertson right for?
Dr. Culbertson is a strong fit for adults who want a primary care physician who takes time to listen. Patients managing chronic conditions or focused on preventive health benefit from his unhurried, relationship-driven approach. He works well with individuals who value direct access to their doctor and consistent, long-term care. Adults throughout Marin County looking for a trusted internist will find a good match here.
Similar Doctors Nearby
Dr. Michael KwokM.D.
Internal medicine conditions, Chronic disease management, Preventive health
Dr. Anjuli BasuMD
chronic disease, preventive care conditions, travel medicine +3 more
Dr. Drew MarisMD, DAAFM
chronic disease, end-of-life conditions, palliative care conditions +3 more
Frequently Asked Questions
Dr. Culbertson specializes in internal medicine, with a strong focus on preventive care and personalized health management. He holds board certification from the American Board of Internal Medicine. His practice serves adult patients throughout Marin County.
Dr. Culbertson brings more than two decades of clinical internal medicine experience to his patients. That depth of experience informs how he approaches diagnosis, prevention, and long-term health planning.
Yes, Dr. Culbertson holds board certification from the American Board of Internal Medicine. He also maintains active membership in the American College of Physicians.
Dr. Culbertson builds care around genuine connection and a thorough understanding of each patient's goals. He prioritizes unhurried appointments so patients have time to discuss their concerns fully. His philosophy centers on preventive medicine and thoughtful, individualized guidance.
Yes, Dr. Culbertson currently welcomes new patients at his San Anselmo practice. Adults throughout Marin County can reach out to schedule an initial appointment.
Dr. Culbertson focuses exclusively on adult patients. He sees individuals managing chronic conditions, those pursuing preventive health goals, and patients who want a trusted primary care physician for long-term care.
Dr. Culbertson prioritizes direct access for his patients. They can reach him quickly when questions or concerns come up, without navigating through multiple layers of staff.
Doctor profile last updated March 21, 2026