2019 ICD-10-CM Diagnosis Code Q28.9

Congenital malformation of circulatory system, unspecified

    2016 2017 2018 2019 Billable/Specific Code POA Exempt
  • Q28.9 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 Q28.9 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of Q28.9 - other international versions of ICD-10 Q28.9 may differ.
The following code(s) above Q28.9 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 Q28.9:
  • 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
  • Q28
    ICD-10-CM Diagnosis Code Q28

    Other congenital malformations of circulatory system

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • congenital aneurysm NOS (Q27.8)
    • congenital coronary aneurysm (Q24.5)
    • ruptured cerebral arteriovenous malformation (I60.8)
    • ruptured malformation of precerebral vessels (I72.0)
    Type 2 Excludes
    • congenital peripheral aneurysm (Q27.8)
    • congenital pulmonary aneurysm (Q25.79)
    • congenital retinal aneurysm (Q14.1)
    Other congenital malformations of circulatory system
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.
  • Q28.9 is considered exempt from POA reporting.
ICD-10-CM Q28.9 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 299 Peripheral vascular disorders with mcc
  • 300 Peripheral vascular disorders with cc
  • 301 Peripheral vascular disorders without cc/mcc

Convert Q28.9 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

Diagnosis Index entries containing back-references to Q28.9:
  • Agenesis
    • circulatory system, part NOS Q28.9
  • 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
    • circulatory system Q28.9
  • Circulation
    • defective (lower extremity) I99.9
      ICD-10-CM Diagnosis Code I99.9

      Unspecified disorder of circulatory system

        2016 2017 2018 2019 Billable/Specific Code
      • congenital Q28.9
    • embryonic Q28.9
    • heart, incomplete Q28.9
  • 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
    • circulation I99.9
      ICD-10-CM Diagnosis Code I99.9

      Unspecified disorder of circulatory system

        2016 2017 2018 2019 Billable/Specific Code
      • congenital Q28.9
      • newborn Q28.9
  • 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
    • cardiovascular system, congenital Q28.9
  • Disease, diseased - see also Syndrome
    • cardiovascular (atherosclerotic) I25.10
      ICD-10-CM Diagnosis Code I25.10

      Atherosclerotic heart disease of native coronary artery without angina pectoris

        2016 2017 2018 2019 Billable/Specific Code Adult Dx (15-124 years)
      Applicable To
      • Atherosclerotic heart disease NOS
      • congenital Q28.9
  • Embryonic
    • circulation Q28.9
    • heart Q28.9
  • Malformation (congenital) - see also Anomaly
    • circulatory system Q28.9

ICD-10-CM Codes Adjacent To Q28.9
Q27.39 Arteriovenous malformation, other site
Q27.4 Congenital phlebectasia
Q27.8 Other specified congenital malformations of peripheral vascular system
Q27.9 Congenital malformation of peripheral vascular system, unspecified
Q28 Other congenital malformations of circulatory system
Q28.0 Arteriovenous malformation of precerebral vessels
Q28.1 Other malformations of precerebral vessels
Q28.2 Arteriovenous malformation of cerebral vessels
Q28.3 Other malformations of cerebral vessels
Q28.8 Other specified congenital malformations of circulatory system
Q28.9 Congenital malformation of circulatory system, unspecified
Q30 Congenital malformations of nose
Q30.0 Choanal atresia
Q30.1 Agenesis and underdevelopment of nose
Q30.2 Fissured, notched and cleft nose
Q30.3 Congenital perforated nasal septum
Q30.8 Other congenital malformations of nose
Q30.9 Congenital malformation of nose, unspecified
Q31 Congenital malformations of larynx
Q31.0 Web of larynx
Q31.1 Congenital subglottic stenosis

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