To amend part B of title III of the Public Health Service Act to improve essential oral health care for lower-income individuals by breaking down barriers to care.

Breaking Barriers to Oral Health Act of 2011 - Amends the Public Health Service Act to require the Secretary of Health and Human Services (HHS) to award grants to or enter into contracts with eligible entities to purchase portable or mobile dental equipment and to pay for appropriate operational costs for the provision of free dental services to underserved populations that are delivered in a...