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

R99 – Ill-defined and unknown cause of mortality

Overview

Coding Notes

Active
Billable, valid for HIPAA-covered transactions

Applicable To

Death (unexplained) NOS
Unspecified cause of mortality

GEM Conversion to ICD-9 CM

Fs: 10000 – Sudden infant death syndrome
Fs: 10000 – Other unknown and unspecified cause of morbidity and mortality

MDC / MS-DRG Reference

OTHER FACTORS INFLUENCING HEALTH STATUS

Back Reference of Diagnostic Codes

Cot death R99
Crib death R99
Death (cause unknown) (of) (unexplained) (unspecified cause) R99
Syndrome See also Disease
crib death R99

Sibling Codes

Abnormal findings on diagnostic imaging of central nervous system
Abnormal findings on diagnostic imaging of lung
Abnormal and inconclusive findings on diagnostic imaging of breast
Abnormal findings on diagnostic imaging of other body structures
Abnormal results of function studies
Abnormal tumor markers

View in Tabular

Code Title
R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
R99-R99 Ill-defined and unknown cause of mortality (R99)
R99 Ill-defined and unknown cause of mortality
Applicable to
Death (unexplained) NOS
Unspecified cause of mortality