G31.84 - Mild cognitive impairment, so stated

The ICD 10 Code for Mild cognitive impairment, so stated is listed as G31.84.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field	Value
Diagnosis Code:	G31.84
Description:	Mild cognitive impairment, so stated Excludes1: age related cognitive decline (R41.81) altered mental status (R41.82) cerebral degeneration (G31.9) change in mental status (R41.82) cognitive deficits following (sequelae of) cerebral hemorrhage or infarction (I69.01, I69.11, I69.21, I69.31, I69.81, I69.91) cognitive impairment due to intracranial or head injury (S06.-) dementia (F01.-, F02.-, F03) mild memory disturbance (F06.8) neurologic neglect syndrome (R41.4) personality change, nonpsychotic (F68.8)
Diagnostic Related Groups (MS-DRG v30.0)	056 - Degenerative Nervous System Disorders W Mcc 057 - Degenerative Nervous System Disorders W/o Mcc

Chapter	Diseases of the nervous system (G00-G99)
Block	Other degenerative diseases of the nervous system (G30-G32)
Parent	G31.8 - Other specified degenerative diseases of nervous system
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code:	331.83 - Mild cognitive impairment, so stated
ICD-10-CM Siblings (same level / similar specificity) of G31.84:
G31.81 - Alpers disease
G31.82 - Leigh's disease
G31.83 - Dementia with Lewy bodies
G31.85 - Corticobasal degeneration
G31.89 - Other specified degenerative diseases of nervous system