| F45 | Somatoform disorders | NON-BILLABLE CODE |
| F45.0 | Somatization disorder | BILLABLE CODE |
| F45.1 | Undifferentiated somatoform disorder | BILLABLE CODE |
| F45.2 | Hypochondriacal disorders | NON-BILLABLE CODE |
| F45.20 | Hypochondriacal disorder, unspecified | BILLABLE CODE |
| F45.21 | Hypochondriasis | BILLABLE CODE |
| F45.22 | Body dysmorphic disorder | BILLABLE CODE |
| F45.29 | Other hypochondriacal disorders | BILLABLE CODE |
| F45.4 | Pain disorders related to psychological factors | NON-BILLABLE CODE |
| F45.41 | Pain disorder exclusively related to psychological factors | BILLABLE CODE |
| F45.42 | Pain disorder with related psychological factors | BILLABLE CODE |
| F45.8 | Other somatoform disorders | BILLABLE CODE |
