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Dr. Ertner is a full-time clinician performing general surgical, cardiac, obstetric, neurosurgical, and orthopedic anesthesia in Northern California. He performs predominantly hands-on cases but has experience with the medical direction of CRNAs and medical students. Dr. Ertner continues to be involved with the business and administrative elements of the medical practice of which he is an active member. He is board-certified in Anesthesiology and is a Diplomat of the American Society of Echocardiography. With an extensive background as an educator, Dr. Ertner is able to communicate difficult material in clear and concise terms.