| MNF — Implant, Temporal | Class 2 / SU |
| MNG — External Urethral Occluder, Urinary Incontinence-Control, Female | Class 1 / GU |
| MNH — Orthosis, Spondylolisthesis Spinal Fixation | Class 2 / OR |
| MNI — Orthosis, Spinal Pedicle Fixation | Class 2 / OR |
| MNJ — Valve, Pressure Relief, Cardiopulmonary Bypass | Class 2 / CV |
| MNK — Endoscopic Bite Block | Class 1 / GU |
| MNL — Accessories, Cleaning Brushes, For Endoscope | Class 1 / GU |
| MNM — Reader, Cervical Cytology Slide, Automated | Class 3 / PA |
| MNO — System, Laser, Transmyocardial Revascularization | Class 3 / CV |
| MNQ — Stimulator, Hypoglossal Nerve, Implanted, Apnea | Class 3 / AN |
| MNR — Ventilatory Effort Recorder | Class 2 / AN |
| MNS — Ventilator, Continuous, Non-Life-Supporting | Class 2 / AN |
| MNT — Sv70 Ventilator | Class 2 / AN |
| MNU — Staple, Absorbable | Class 2 / OR |
| MNV — Strip, Dialysate Ph Indicator | Class 2 / GU |
| MNW — Analyzer, Body Composition | Class 2 / GU |
| MOA — Analyzer, Diagnostic, Fiber Optic (Colon) | Class 3 / GU |
| MOB — Test System, Antineutrophil Cytoplasmic Antibodies (Anca) | Class 2 / IM |
| MOC — Cushion, Flotation, Therapeutic | Class 2 / PM |
| MOD — Accessory To Continuous Ventilator (Respirator) | Class 2 / AN |
| MOE — Collagen Corneal Shield | Class 1 / OP |
| MOF — Guide, Wire, Catheter, Neurovasculature | Class 2 / NE |
| MOH — Monitor, Heart Rate, Fetal, Non-Stress Test (Home Use) | Class 2 / OB |
| MOI — System, Test, Immunological, Antigen, Tumor | Class 2 / IM |
| MOJ — Fluorescence Polarization Immunoassay, Diphenylhydantoin (Free) | Class 2 / TX |
| MOK — Vaginoscope And Accessories | Class 2 / OB |
| MOL — Condom, Synthetic | Class 2 / OB |
| MOM — System, Hemodynamic, Implantable | Class 3 / CV |
| MON — System, Hemodialysis, Remote Accessories | Class 1 / GU |
| MOP — Rotator, Prosthetic Heart Valve | Class 1 / CV |
| MOQ — Battery, Replacement, Rechargeable | Class 1 / SU |
| MOS — Coil, Magnetic Resonance, Specialty | Class 2 / RA |
| MOT — Irradiator, Blood To Prevent Graft Versus Host Disease | Class U / RA |
| MOU — Intravascular Radiation Delivery System | Class 3 / CV |
| MOV — Catheters, Salpingography | Class 2 / OB |
| MOZ — Acid, Hyaluronic, Intraarticular | Class 3 / OR |
| MPA — Endoilluminator | Class 2 / OP |
| MPB — Catheter, Hemodialysis, Non-Implanted | Class 2 / GU |
| MPC — Atrial Defibrillator | Class 3 / CV |
| MPD — Auxiliary Power Supply (Ac Or Dc) For Low-Energy Dc-Defibrillator | Class 2 / CV |
| MPE — Auxiliary Power Supply (Acor Dc) For External Transcutaneous Cardiac Pacemaker | Class 2 / CV |
| MPG — Urinary Carbohydrate Analysis Kit | Class 1 / CH |
| MPI — Glenoid Fossa Prosthesis | Class 3 / DE |
| MPJ — Interarticular Disc Prosthesis (Interpositional Implant) | Class 3 / DE |
| MPK — Semi-Constrained Metal/Polymer Finger Joint Prosthesis | Class f / OR |
| MPL — Mandibular Condyle Prosthesis | Class 3 / DE |
| MPN — Tissue Adhesive For The Topical Approximation Of Skin | Class 2 / SU |
| MPO — Infant Heel Warmer (Chemical Heat Pack) | Class 1 / PM |
| MPQ — Container, Specimen, Urine, Drugs Of Abuse, Over The Counter | Class 1 / CH |
| MPR — Stent, Bladder, Fetal | Class f / OB |