ID Care Infectious Disease Princeton is NJ’s largest network of board-certified infectious disease specialists. We have ten locations and partner with leading healthcare organizations. We specialize in all infectious diseases, including COVID-19, C. diff, HIV, Hepatitis, Tick-borne, and STDs, as well as wound care, IV infusion, and travel medicine.Book your appointment today for travel care, infectious disease care, and infusion care with our board-certified physicians.