John Van der Werff, DDS, QME
530-242-6017
Providing TMJ Care, Dental Sleep Medicine, and Dental Expert Witness Services in Northern California
Dental Legal Expert
Dr. Van der Werff is a Qualified Medical Evaluator for the State of California. He is certified
to evaluate claims for dental Workers' Compensation and has provided expert opinions for injured workers, attorneys and insurance companies.
Dr. Van der Werff has experience offering testimony in civil and criminal cases.
