Help Please log in to determine if you are eligible to purchase PT Programs. CHLAMYDIA/GC WITH DNA - HC7 Analytes/procedures in bold type are regulated for proficiency testing by the Centers for Medicare & Medicaid Services (CMS). Procedure Challenges per Shipment Number of Shipments Nucleic acid amplification (NAA/DNA) 5 Three shipments per year Program Information Five 1.5‑mL simulated specimens Designed for Cepheid users Shipping Schedule Shipment A: March 1 Shipment B: July 19 Shipment C: October 11 Guest Log in/Register