U.S. Department of Health and Human Services
http://aspe.os.dhhs.gov/admnsimp/
Contains links to Transactions, Code Sets and Identifiers (EDI), Privacy and Security final regulations. FAQ’s are also presented in this website. This is the general site for HHS descriptions for HIPAA Administrative Simplification.

Centers for Medicare and Medicaid Services (CMS)
http://www.cms.gov/hipaa/
Contains general HIPAA Administrative Simplification information and links to further information, including an FAQ section. CMS will be the authority for EDI regulation enforcement.

Office for Civil Rights (OCR)
http://www.os.dhhs.gov/ocr/
The Office for Civil Rights is the enforcement agent for the Privacy regulations addressed by HIPAA Administrative Simplification. Included in this website are guidelines on HIPAA Privacy, instructions and forms for reporting breaches of privacy and other health information privacy information.