When billionaire Jeff Bezos—the founder of Amazon.com Inc.—recently posted to Twitter seeking suggestions on how to make the best charitable use of his vast holdings, he was met with a wealth of responses almost as impressive as his estimated $80 billion fortune. Nearly 50,000 responses have poured in so far.

For physicians seeking to do good through charity, the AMA “Code of Medical Ethics” has guidance for them to keep in mind when soliciting contributions from their patients.

My latest at AMA Wire. Read the whole shebang.