Top 10 Reported "Nationally Notifiable" Conditions, 2017
Chlamydia
1,708,569
Gonorrhea
555,608
Syphilis
101,567
Campylobacteriosis
67,537
Salmonellosis
54,285
Lyme disease
42,743
HIV
33,938
Invasive pneumococcal disease
19,780
Pertussis
18,975
Giardiasis
15,193
Uses most recent CDC data available, from 2017.