Which entity was charged with providing leadership for the development and nationwide implementation of an interoperable health information technology infrastructure? a. oncb. cmsc. iomd. none of the above

Answer is ONC.

Explanation:

The full meaning of ONC is Office of the National Coordinator For Health Information Technology.

The role of this office the promotion of health information technology through out the United States, also monitoring its development.

They are the office to see into the provision of  the electronic health records which will help to prevent or stop medical error and eventually stop the use of paper records.