Where can I find exactly what needs to be included on a "Release for Medical Information" form to be HIPAA-compliant?

You can find a sample form in the Tools section at 

. Look for "HIPAA: Authorization for Use of Protected Health Information." Note that you don't need such a release to exchange information with other physicians about patient treatment.

Where can I find exactly what needs to be included on a “Release for Medical Information” form to be HIPAA-compliant?