| Z13.81 | Encounter for screening for digestive system disorders | NON-BILLABLE CODE |
| Z13.810 | Encounter for screening for upper gastrointestinal disorder | BILLABLE CODE |
| Z13.811 | Encounter for screening for lower gastrointestinal disorder | BILLABLE CODE |
| Z13.818 | Encounter for screening for other digestive system disorders | BILLABLE CODE |
| Z13.82 | Encounter for screening for musculoskeletal disorder | NON-BILLABLE CODE |
| Z13.820 | Encounter for screening for osteoporosis | BILLABLE CODE |
| Z13.828 | Encounter for screening for other musculoskeletal disorder | BILLABLE CODE |
| Z13.83 | Encounter for screening for respiratory disorder NEC | BILLABLE CODE |
| Z13.84 | Encounter for screening for dental disorders | BILLABLE CODE |
| Z13.85 | Encounter for screening for nervous system disorders | NON-BILLABLE CODE |
| Z13.850 | Encounter for screening for traumatic brain injury | BILLABLE CODE |
| Z13.858 | Encounter for screening for other nervous system disorders | BILLABLE CODE |
| Z13.88 | Encounter for screening for disorder due to exposure to contaminants | BILLABLE CODE |
| Z13.89 | Encounter for screening for other disorder | BILLABLE CODE |
