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ICD-10 F99 - Mental disorder, not otherwise specified
Chapter 5 Section F99

F99

ICD-10 Billable

Mental disorder, not otherwise specified

Inclusion term: Mental illness NOS
Specifically for this code:
  • unspecified mental disorder due to known physiological condition (F09)
From Chapter 5:
  • disorders of psychological development
From Chapter 5:
  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)

300.9

ICD-9 Billable

Unspecified nonpsychotic mental disorder

      
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