| M25869 | Other specified joint disorders, unspecified knee |
| M2587 | Other specified joint disorders, ankle and foot |
| M25871 | Other specified joint disorders, right ankle and foot |
| M25872 | Other specified joint disorders, left ankle and foot |
| M25879 | Other specified joint disorders, unspecified ankle and foot |
| M259 | Joint disorder, unspecified |
| M26 | Dentofacial anomalies [including malocclusion] |
| M260 | Major anomalies of jaw size |
| M2600 | Unspecified anomaly of jaw size |
| M2601 | Maxillary hyperplasia |
| M2602 | Maxillary hypoplasia |
| M2603 | Mandibular hyperplasia |
| M2604 | Mandibular hypoplasia |
| M2605 | Macrogenia |
| M2606 | Microgenia |
| M2607 | Excessive tuberosity of jaw |
| M2609 | Other specified anomalies of jaw size |
| M261 | Anomalies of jaw-cranial base relationship |
| M2610 | Unspecified anomaly of jaw-cranial base relationship |
| M2611 | Maxillary asymmetry |
| M2612 | Other jaw asymmetry |
| M2619 | Other specified anomalies of jaw-cranial base relationship |
| M262 | Anomalies of dental arch relationship |
| M2620 | Unspecified anomaly of dental arch relationship |
| M2621 | Malocclusion, Angle's class |
| M26211 | Malocclusion, Angle's class I |
| M26212 | Malocclusion, Angle's class II |
| M26213 | Malocclusion, Angle's class III |
| M26219 | Malocclusion, Angle's class, unspecified |
| M2622 | Open occlusal relationship |
| M26220 | Open anterior occlusal relationship |
| M26221 | Open posterior occlusal relationship |
| M2623 | Excessive horizontal overlap |
| M2624 | Reverse articulation |
| M2625 | Anomalies of interarch distance |
| M2629 | Other anomalies of dental arch relationship |
| M263 | Anomalies of tooth position of fully erupted tooth or teeth |
| M2630 | Unspecified anomaly of tooth position of fully erupted tooth or teeth |
| M2631 | Crowding of fully erupted teeth |
| M2632 | Excessive spacing of fully erupted teeth |
| M2633 | Horizontal displacement of fully erupted tooth or teeth |
| M2634 | Vertical displacement of fully erupted tooth or teeth |
| M2635 | Rotation of fully erupted tooth or teeth |
| M2636 | Insufficient interocclusal distance of fully erupted teeth (ridge) |
| M2637 | Excessive interocclusal distance of fully erupted teeth |
| M2639 | Oth anomalies of tooth position of fully erupted tooth/teeth Other anomalies of tooth position of fully erupted tooth or teeth |
| M264 | Malocclusion, unspecified |
| M265 | Dentofacial functional abnormalities |
| M2650 | Dentofacial functional abnormalities, unspecified |
| M2651 | Abnormal jaw closure |