ICD-9-CM Code 799.9 to ICD-10-CM

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ICD-10 Equivalent of 799.9:

As of October 2015, ICD-9 codes are no longer used for medical coding. Instead, use the following two equivalent ICD-10-CM codes, which are an approximate match to ICD-9 code 799.9:

ICD-10 Code R69, Illness, unspecified (billable)
ICD-10 Code R99, Ill-defined and unknown cause of mortality (billable)

Historical Information for ICD-9 Code 799.9

BILLABLE ICD-9 CODE

Billable Code

Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.

Long ICD9 Description: Other unknown and unspecified cause of morbidity and mortality

Short ICD9 Description: Unkn cause morb/mort NEC

Parent Code: 799 - Other ill-defined and unknown causes of morbidity and mortality