Becerra, a former member of Congress, emerged as the leading contender for the critical role after other candidates with more health care expertise were ruled out.
Becerra was also under consideration to serve as US attorney general, CNN previously reported.
The attorney general served 12 terms in Congress as a member of the US House of Representatives and held several leadership posts. He was the chair of the House Democratic Caucus, the chair of the Congressional Hispanic Caucus and the ranking member of the Ways and Means Subcommittee on Social Security. He was also the first Latino to serve as a member of the Ways and Means Committee.
Becerra also served one term in the California Legislature and is a former deputy attorney general with the California Department of Justice.
This story has been updated with additional information about Becerra.