Yes. If you are required to file taxes, you must include all your income. If you receive a 1099-Misc with Box 7 income, you must file if you have $400 of income.

Otherwise, these are the filing requirements for 2019:

Yes, you must report all income, not matter how small the amount.  Income reported on an IRS form, like a W-2,  is especially reportable.  The IRS knows about it and will expect it to be on your tax return.