Healthcare Waiver Transparency Act of 2011 - Amends the Public Health Service Act to require the Secretary of Health and Human Services (HHS) to publish the decision to approve or deny an application for a waiver of the restrictions on a health plan's annual limit for essential health benefits on the HHS website within five business days after making such a decision and include in the notice the applicant's name, city, and state and the application date. Requires the Secretary to ensure the confidentiality of proprietary information under this Act.