About 6,700 of those cases have been laboratory-confirmed, the CDC says.
The CDC offers tips on preparing and storing fresh produce to help prevent cyclosporiasis when cooking at home.
Reported cases of cyclosporiasis, an intestinal illness caused by a parasite, have surpassed 2,600 in Michigan, the state's health department said on Monday.
Cases of the parasitic infection have been found in several states.
There is a warning about a surge in cases of a stomach parasite linked to produce as the CDC is monitoring cases in at least 18 states - including hundreds of cases in the Tri-State.
Cases of a parasitic infection are nearing 1,000 in Michigan, according to local health officials.