2019 ICD-10-CM Diagnosis Code F48.1

Depersonalization-derealization syndrome

    2016 2017 2018 2019 Billable/Specific Code
  • F48.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM F48.1 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of F48.1 - other international versions of ICD-10 F48.1 may differ.
The following code(s) above F48.1 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to F48.1:
  • F01-F99
    2019 ICD-10-CM Range F01-F99

    Mental, Behavioral and Neurodevelopmental disorders

    Includes
    • disorders of psychological development
    Type 2 Excludes
    • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
    Mental, Behavioral and Neurodevelopmental disorders
Approximate Synonyms
  • Depersonalisation disorder
  • Depersonalization derealization disorder
  • Depersonalization disorder
ICD-10-CM F48.1 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 882 Neuroses except depressive

Convert F48.1 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change

Diagnosis Index entries containing back-references to F48.1:
  • Depersonalization F48.1 (in neurotic state) (neurotic) (syndrome)
  • Derealization F48.1 (neurotic)
  • Disorder (of) - see also Disease
    • depersonalization F48.1
  • Episode
    • depersonalization F48.1 (in neurotic state)
  • Neurosis, neurotic F48.9
    ICD-10-CM Diagnosis Code F48.9

    Nonpsychotic mental disorder, unspecified

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Neurosis NOS
    • state F48.9
      ICD-10-CM Diagnosis Code F48.9

      Nonpsychotic mental disorder, unspecified

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Neurosis NOS
      • with depersonalization episode F48.1
    • depersonalization F48.1
  • Psychoneurosis, psychoneurotic - see also Neurosis
    • depersonalization F48.1
  • Reaction - see also Disorder
  • State (of)
    • neurotic F48.9
      ICD-10-CM Diagnosis Code F48.9

      Nonpsychotic mental disorder, unspecified

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Neurosis NOS
      • with depersonalization F48.1
  • Syndrome - see also Disease
    • depersonalization F48.1 (-derealization)

ICD-10-CM Codes Adjacent To F48.1
F45.20 Hypochondriacal disorder, unspecified
F45.21 Hypochondriasis
F45.22 Body dysmorphic disorder
F45.29 Other hypochondriacal disorders
F45.4 Pain disorders related to psychological factors
F45.41 Pain disorder exclusively related to psychological factors
F45.42 Pain disorder with related psychological factors
F45.8 Other somatoform disorders
F45.9 Somatoform disorder, unspecified
F48 Other nonpsychotic mental disorders
F48.1 Depersonalization-derealization syndrome
F48.2 Pseudobulbar affect
F48.8 Other specified nonpsychotic mental disorders
F48.9 Nonpsychotic mental disorder, unspecified
F50 Eating disorders
F50.0 Anorexia nervosa
F50.00 …… unspecified
F50.01 …… restricting type
F50.02 …… binge eating/purging type
F50.2 Bulimia nervosa
F50.8 Other eating disorders

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.