| Complexity | ICD-9-CM codes1 |
|---|---|
| Cognitive impairment | 331.83 |
| Alzheimer’s disease | 331.0 |
| Dementia | 290.0 |
| Huntington’s disease | 333.4 |
| Parkinson’s disease | 332.0 |
| Schizophrenia | 295.0 |
| Bipolar disorder | 296.7 |
| Psychosis | 298.9 |
| Major depression | 296.3 |
| Falls and falls risk | E880–E888 V15.88 |
| Urinary incontinence | 788.30 |
Reference
ICD9data.com. 2015 Medical Coding Reference. Available at: http://www.icd9data.com/. [Last accessed 29 January 2016].