| NYX — Stimulator, Electrical, Transcutaneous, With Limited Output, For Aesthetic Purposes | Class 2 / NE |
| NYY — Stimulator, Muscle, Powered, With Limited Output, For Rehabilitation | Class 2 / PM |
| NYZ — Stimulator, Muscle, Powered, With Limited Output, For Muscle Conditioning | Class 2 / PM |
| NZA — Accessories, Germicide, Cleaning, For Endoscopes | Class 2 / HO |
| NZB — Quality Control Material, Genetics, Dna | Class 2 / IM |
| NZC — Stent, Urethral, Prostatic, Semi-Permanent | Class 3 / GU |
| NZD — Stretcher, Patient Restraint | Class 1 / HO |
| NZE — Hyperthermia Monitor | Class 2 / CV |
| NZF — Static Electricity-Emitting Device, Cosmetic Use | Class N / SU |
| NZG — Bassinet, Hospital | Class 2 / HO |
| NZH — Medication Management System, Remote | Class 2 / HO |
| NZJ — Respirator, N95, For Use By The General Public In Public Health Medical Emergencies | Class 2 / HO |
| NZK — Stimulator, Low Electric Field, Tumor Treatment | Class 3 / NE |
| NZP — Sealant, Microbial | Class 2 / HO |
| NZS — Fish (Fluorescent In Situ Hybridization) Kit, Protein Nucleic Acid, Rna, Yeast | Class 1 / MI |
| NZT — Dosimeter, Ionizing Radiation, Implanted | Class 2 / RA |
| NZU — Collector, Urine, Powered, Non Indwelling Catheter | Class 1 / GU |
| NZW — Heparin, Vascular Access Flush | Class 2 / HO |
| NZX — Water, Vascular Access Flush | Class 2 / HO |
| NZY — Light, Lymphedema Reduction, Low Energy | Class 2 / SU |
| OAA — Aid, Visual, For Nausea | Class N / EN |
| OAB — Low Energy Direct Current Thermal Ablation System | Class 2 / SU |
| OAC — Plethysmograph, Air Displacement For Body Composition Analysis | Class 2 / OB |
| OAD — Catheter, Percutaneous, Cardiac Ablation, For Treatment Of Atrial Flutter | Class 3 / CV |
| OAE — Catheter, Percutaneous, Cardiac Ablation, For Treatment Of Atrial Fibrillation | Class 3 / CV |
| OAF — Implant, Hearing, Active, Middle Ear, Totally Implanted | Class 3 / EN |
| OAG — Garment, Storage, Peritoneal Dialysis Catheter | Class 1 / GU |
| OAH — Fish (Fluorescent In Situ Hybridization) Kit, Protein Nucleic Acid, Enterococcus Faecalis | Class 1 / MI |
| OAI — Assay, Enterovirus Nucleic Acid | Class 2 / MI |
| OAJ — Catheter, Drainage, Intraoral/Extraoral | Class 1 / DE |
| OAL — Exercise Equipment, Powered, Emg-Triggered | Class 2 / PM |
| OAM — Immunoassay, Insulin-Like Growth Factor Binding Protein-1 | Class 1 / CH |
| OAN — Orthosis, Cranial, Laser Scan | Class 2 / NE |
| OAO — Cord Blood Processing System And Storage Container | Class 2 / HE |
| OAP — Laser, Comb, Hair | Class 2 / SU |
| OAQ — Electronic Media, Hyperacusis | Class N / EN |
| OAR — Injector, Vertebroplasty (Does Not Contain Cement) | Class 1 / OR |
| OAS — X-Ray, Tomography, Computed, Dental | Class 2 / RA |
| OAT — Implant, Endosseous, Orthodontic | Class 2 / DE |
| OAU — Des-Gamma-Carboxy-Prothrombin (Dcp), Risk Assessment, Hepatocellular Carcinoma | Class 2 / IM |
| OAV — Mycophenolic Acid Test System | Class 2 / TX |
| OAW — Cancer Monitoring Test System, Soluble Mesothelin-Related Peptides, Epithelioid/Biphasic Mesothelioma | Class f / IM |
| OAX — Plasmodium Spp. Detection Reagents | Class 2 / MI |
| OAY — Light Source System, Diagnostic Endoscopic | Class 3 / GU |
| OAZ — One-Way Air-Leak Valve | Class f / AN |
| OBA — Polymerizing, Neurovascular Embolization Material | Class f / NE |
| OBB — Kit, Conception-Assist, Home Use | Class 2 / OB |
| OBC — Occluder, Internal Vessel, Temporary | Class 3 / CV |
| OBD — Barrier, Adhesion, Cardiovascular | Class 3 / CV |
| OBE — Anti-Ss-A 52 Autoantibodies | Class 2 / IM |