Specific code 2014 ICD-9-CM Diagnosis Code 290.12
Presenile dementia with delusional features
  • Billable Code
  • Adult Only Dx (15-124 years)
  • Short description: Presenile delusion.
  • ICD-9-CM 290.12 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 290.12 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Dementia, presenile with delusions
  • Early onset dementia with delusions
  • Presenile dementia w delusions
  • Presenile dementia with paranoia
  • Subcortical leukoencephalopathy
Applies To
  • Presenile dementia, paranoid type
ICD-9-CM Coding Information
  • 290.12 is only applicable to adult patients aged 15 - 124 years inclusive.
290.12 can be converted using the following scenario:
Scenario 1
  • 2014 ICD-10-CM F03.90 Unspecified dementia without behavioral disturbance
  • With:
  • 2014 ICD-10-CM F05 Delirium due to known physiological condition
ICD-9-CM Volume 2 Index entries containing back-references to 290.12:
  • Binswanger's disease or dementia 290.12
  • Dementia 294.20
    • Binswanger's 290.12
  • Disease, diseased - see also Syndrome
    • Binswanger's 290.12
  • Encephalitis (bacterial) (chronic) (hemorrhagic) (idiopathic) (nonepidemic) (spurious) (subacute) 323.9
    • progressive subcortical (Binswanger's) 290.12
    • subcorticalis chronica 290.12
  • Encephalomalacia (brain) (cerebellar) (cerebral) (cerebrospinal) (see also Softening, brain) 348.89
    • subcorticalis chronicus arteriosclerotica 290.12
  • Encephalopathy (acute) 348.30
    • subcortical progressive (Schilder) 341.1
      • chronic (Binswanger's) 290.12
  • Leukoencephalopathy (see also Encephalitis) 323.9
    • Binswanger's 290.12
  • Paranoid
  • State
  • Syndrome - see also Disease
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 290.12 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.