You might. Code D is for your contributions to your Retirement Plan, which you may have received a Saver's Credit for (depending on your income).
Code DD is the amount your Employer paid for your Health Insurance, which doesn't affect your return at all.
If you download a PDF copy of your return (click on Download at the 'My Tax Returns and Documents' link on the Sign In page), look for Form 8880 in your return and see if there is an amount on Line 12.
If so, you will need to mail in an Amended Return after you receive your Refund.
Click this link for instructions on How to Amend a 2019 Return.
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