799.9 UNKN CAUSE MORB/MORT NEC

Code Information

Diagnosis Code: 799.9

Short Description: Unkn cause morb/mort NEC

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

Code Classification:

  • Symptoms, signs, and ill-defined conditions (780–799)
    • Ill-defined and unknown causes of morbidity and mortality (797-799)
      • 799 Other ill-defined and unknown causes of morbidity and mortality
        • 799.9 Unkn cause morb/mort NEC

Code Version: 2015 ICD-9-CM

References to Index of Diseases and Injuries

The code 799.9 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Cause
    • not stated 799.9
    • unknown 799.9
  • Diagnosis deferred 799.9
  • Disease, diseased - see also Syndrome
    • undiagnosed 799.9
  • No
    • diagnosis 799.9
  • Sick 799.9
    • cilia syndrome 759.89
    • or handicapped person in family V61.49
  • Surgical
    • operation NEC 799.9
  • Undetermined diagnosis or cause 799.9
  • Undiagnosed (disease) 799.9
  • Unknown
    • cause of death 799.9
    • diagnosis 799.9
  • Unspecified cause of death 799.9

Crosswalk Information

The code 799.9 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
799.9 Right Arrow R69 Illness, unspecified
R99 Ill-defined and unknown cause of mortality
This ICD-9 to ICD-10 data is based on the 2015 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

No. ICD-9 Code ICD-9 Description
1 799.01 Asphyxia
2 799.02 Hypoxemia
3 799.1 Respiratory arrest
4 799.21 Nervousness
5 799.22 Irritability
6 799.23 Impulsiveness
7 799.24 Emotional lability
8 799.25 Demoralization and apathy
9 799.29 Other signs and symptoms involving emotional state
10 799.3 Debility, unspecified
11 799.4 Cachexia
12 799.51 Attention or concentration deficit
13 799.52 Cognitive communication deficit
14 799.53 Visuospatial deficit
15 799.54 Psychomotor deficit
16 799.55 Frontal lobe and executive function deficit
17 799.59 Other signs and symptoms involving cognition
18 799.81 Decreased libido
19 799.82 Apparent life threatening event in infant
20 799.89 Other ill-defined conditions

This page was last updated on: 10/1/2014