Neer Classification of Proximal Humeral fractures
| Classification | Description | Notes |
| 1 part | Surgical neck, anatomic neck, lesser tuberosity or greater tuberosity | Any fracture pattern with less than 1 cm displacement |
| 2 part | Surgical neck, anatomic neck, lesser tuberosity or greater tuberosity | Fragments must be displaced by 1 cm |
| 3 part | Surgical neck and greater tuberosity or surgical neck and lesser tuberosity | Fragments must be displaced by 1 cm |
| 4 part | Surgical neck, lesser and greater tuberosities | Fragments must be displaced by 1 cm |
