Administrative Simplification Coordination of Benefits Transactions Basics The Centers for Medicare & Medicaid Services (CMS) has created a series of fact sheets explaining the basics of HIPAA Administrative Simplification transactions and code sets. These fact sheets are designed to help the health care industry understand the purpose of HIPAA adopted transactions and to explain which standards and operating rules govern each transaction. Today’s featured fact sheet covers coordination of benefits and provides information on the adopted standards for these transactions. Get the latest news about Administrative Simplification. Sign up for Administrative Simplification Email Updates. Check out our video short, Enforcing HIPAA Administrative Simplification Requirements. Visit our website at go.cms.gov/AdminSimp.