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ICD-10-CM Codes Browse (Tabular) Diagnostic External Drug Neoplasm

F99 – Mental disorder, not otherwise specified

Overview

Coding Notes

Active
Billable, valid for HIPAA-covered transactions

Type 1 Excludes

unspecified mental disorder due to known physiological condition (F09)

Applicable To

Mental illness NOS

GEM Conversion to ICD-9 CM

Fs: 10000 – Unspecified nonpsychotic mental disorder

MDC / MS-DRG Reference

ACUTE ADJUSTMENT REACTION AND PSYCHOSOCIAL DYSFUNCTION

Back Reference of Diagnostic Codes

Aberration
mental F99
Disease, diseased See also Syndrome
mental F99
psychiatric F99
Disorder (of) See also Disease
mental (or behavioral) (nonpsychotic) F99
psychological F99
Disturbance (s) See also Disease
mental F99
Problem (with) (related to)
psychiatric F99
Psychiatric disorder or problem F99
Reaction See also Disorder
psychogenic F99
Situation, psychiatric F99

Sibling Codes

Attention-deficit hyperactivity disorders
Conduct disorders
Emotional disorders with onset specific to childhood
Disorders of social functioning with onset specific to childhood and adolescence
Tic disorder
Other behavioral and emotional disorders with onset usually occurring in childhood and adolescence

View in Tabular

Code Title
F01-F99 Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
F99-F99 Unspecified mental disorder (F99)
F99 Mental disorder, not otherwise specified
Type 1 Excludes
unspecified mental disorder due to known physiological condition (F09)

Applicable to
Mental illness NOS