| M84.321 | Stress fracture, right humerus | NON-BILLABLE CODE |
| M84.321A | Stress fracture, right humerus, initial encounter for fracture | BILLABLE CODE |
| M84.321D | Stress fracture, right humerus, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| M84.321G | Stress fracture, right humerus, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| M84.321K | Stress fracture, right humerus, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| M84.321P | Stress fracture, right humerus, subsequent encounter for fracture with malunion | BILLABLE CODE |
| M84.321S | Stress fracture, right humerus, sequela | BILLABLE CODE |
| M84.322 | Stress fracture, left humerus | NON-BILLABLE CODE |
| M84.322A | Stress fracture, left humerus, initial encounter for fracture | BILLABLE CODE |
| M84.322D | Stress fracture, left humerus, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| M84.322G | Stress fracture, left humerus, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| M84.322K | Stress fracture, left humerus, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| M84.322P | Stress fracture, left humerus, subsequent encounter for fracture with malunion | BILLABLE CODE |
| M84.322S | Stress fracture, left humerus, sequela | BILLABLE CODE |
| M84.329 | Stress fracture, unspecified humerus | NON-BILLABLE CODE |
| M84.329A | Stress fracture, unspecified humerus, initial encounter for fracture | BILLABLE CODE |
| M84.329D | Stress fracture, unspecified humerus, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| M84.329G | Stress fracture, unspecified humerus, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| M84.329K | Stress fracture, unspecified humerus, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| M84.329P | Stress fracture, unspecified humerus, subsequent encounter for fracture with malunion | BILLABLE CODE |
| M84.329S | Stress fracture, unspecified humerus, sequela | BILLABLE CODE |
