OBS is the nation’s leader in insurance billing for ODs– offering the most knowledgeable, reliable service in the optometric field since 2005. Our staff of over 100 experienced billing specialists is unsurpassed in their knowledge and expertise. We only serve optometrists so we understand the unique demands of optometric billing that require a strong knowledge of both medical and routine vision. We currently serve practices in over 40 states, so we know insurance payers and how to file for maximum reimbursements.