He is especially interested in primary care, diabetes management, and asthma. Dr. Clavecillas is in-network for Anthem, Blue Cross/Blue Shield, and Medi-Cal, as well as other insurance carriers. He studied medicine at West Visayas State University College of Medicine. He speaks Filipino. He is professionally affiliated with Providence Medical Institute and HealthCare Partners IPA - Little Company of Mary. Dr. Clavecillas has an open panel.