2019 ICD-10-CM Diagnosis Code Q79.1

Other congenital malformations of diaphragm

    2016 2017 2018 2019 Billable/Specific Code POA Exempt
  • Q79.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM Q79.1 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of Q79.1 - other international versions of ICD-10 Q79.1 may differ.
Applicable To
  • Absence of diaphragm
  • Congenital malformation of diaphragm NOS
  • Eventration of diaphragm
The following code(s) above Q79.1 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to Q79.1:
  • Q00-Q99
    2019 ICD-10-CM Range Q00-Q99

    Congenital malformations, deformations and chromosomal abnormalities

    Note
    • Codes from this chapter are not for use on maternal records
    Type 2 Excludes
    • inborn errors of metabolism (E70-E88)
    Congenital malformations, deformations and chromosomal abnormalities
  • Q79
    ICD-10-CM Diagnosis Code Q79

    Congenital malformations of musculoskeletal system, not elsewhere classified

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • congenital (sternomastoid) torticollis (Q68.0)
    Congenital malformations of musculoskeletal system, not elsewhere classified
Approximate Synonyms
  • Congenital eventration of diaphragm
  • Eventration of the diaphragm, congenital
Clinical Information
  • A congenital abnormality characterized by the elevation of the diaphragm dome. It is the result of a thinned diaphragmatic muscle and injured phrenic nerve, allowing the intra-abdominal viscera to push the diaphragm upward against the lung.
  • A congenital or acquired abnormality characterized by elevation of the hemidiaphragm.
Present On Admission
POA Help
"Present On Admission" is defined as present at the time the order for inpatient admission occurs — conditions that develop during an outpatient encounter, including emergency department, observation, or outpatient surgery, are considered POA.
  • Q79.1 is considered exempt from POA reporting.
ICD-10-CM Q79.1 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 205 Other respiratory system diagnoses with mcc
  • 206 Other respiratory system diagnoses without mcc

Convert Q79.1 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
Code annotations containing back-references to Q79.1:
  • Type 1 Excludes: J98.6
    ICD-10-CM Diagnosis Code J98.6

    Disorders of diaphragm

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Diaphragmatitis
    • Paralysis of diaphragm
    • Relaxation of diaphragm
    Type 1 Excludes
    • congenital malformation of diaphragm NEC (Q79.1)
    • congenital diaphragmatic hernia (Q79.0)
    Type 2 Excludes
    • diaphragmatic hernia (K44.-)

Diagnosis Index entries containing back-references to Q79.1:
  • Abnormal, abnormality, abnormalities - see also Anomaly
    • apertures, congenital, diaphragm Q79.1
  • Absence (of) (organ or part) (complete or partial)
    • diaphragm Q79.1 (with hernia)
  • Agenesis
    • diaphragm Q79.1 (with hernia)
  • Anomaly, anomalous (congenital) (unspecified type) Q89.9
    ICD-10-CM Diagnosis Code Q89.9

    Congenital malformation, unspecified

      2016 2017 2018 2019 Billable/Specific Code POA Exempt
    Applicable To
    • Congenital anomaly NOS
    • Congenital deformity NOS
    • diaphragm Q79.1 (apertures)
  • Defect, defective Q89.9
    ICD-10-CM Diagnosis Code Q89.9

    Congenital malformation, unspecified

      2016 2017 2018 2019 Billable/Specific Code POA Exempt
    Applicable To
    • Congenital anomaly NOS
    • Congenital deformity NOS
  • Deformity Q89.9
    ICD-10-CM Diagnosis Code Q89.9

    Congenital malformation, unspecified

      2016 2017 2018 2019 Billable/Specific Code POA Exempt
    Applicable To
    • Congenital anomaly NOS
    • Congenital deformity NOS
  • Elevated, elevation
    • diaphragm, congenital Q79.1
  • Enlargement, enlarged - see also Hypertrophy
    • apertures of diaphragm Q79.1 (congenital)
  • Eventration - see also Hernia, ventral
    • diaphragm Q79.1 (congenital)
  • High
    • diaphragm Q79.1 (congenital)
  • Hypertrophy, hypertrophic
  • Malformation (congenital) - see also Anomaly
    • diaphragm Q79.1

ICD-10-CM Codes Adjacent To Q79.1
Q78.1 Polyostotic fibrous dysplasia
Q78.2 Osteopetrosis
Q78.3 Progressive diaphyseal dysplasia
Q78.4 Enchondromatosis
Q78.5 Metaphyseal dysplasia
Q78.6 Multiple congenital exostoses
Q78.8 Other specified osteochondrodysplasias
Q78.9 Osteochondrodysplasia, unspecified
Q79 Congenital malformations of musculoskeletal system, not elsewhere classified
Q79.0 Congenital diaphragmatic hernia
Q79.1 Other congenital malformations of diaphragm
Q79.2 Exomphalos
Q79.3 Gastroschisis
Q79.4 Prune belly syndrome
Q79.5 Other congenital malformations of abdominal wall
Q79.51 Congenital hernia of bladder
Q79.59 Other congenital malformations of abdominal wall
Q79.6 Ehlers-Danlos syndrome
Q79.8 Other congenital malformations of musculoskeletal system
Q79.9 Congenital malformation of musculoskeletal system, unspecified
Q80 Congenital ichthyosis

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.