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ICD-10-CM Codes
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Q00-Q99
Congenital malformations, deformations and chromosomal abnormalities
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Q38-Q45
Other congenital malformations of the digestive system
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Q45-
Other congenital malformations of digestive system
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2021 ICD-10-CM Diagnosis Code Q45.9
2021 ICD-10-CM Diagnosis Code Q45.9
Congenital malformation of digestive system, unspecified
2016 2017 2018 2019 2020 2021 Billable/Specific Code POA Exempt
- Q45.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2021 edition of ICD-10-CM Q45.9 became effective on October 1, 2020.
- This is the American ICD-10-CM version of Q45.9 - other international versions of ICD-10 Q45.9 may differ.
Applicable To- Congenital anomaly of digestive system
- Congenital deformity of digestive system
The following code(s) above
Q45.9 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
Q45.9:
- Congenital anomaly of digestive tract
- Congenital digestive system anomaly
Clinical Information
- Congenital structural abnormalities of the digestive system.
Present On AdmissionPOA 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.
- Q45.9 is considered exempt from POA reporting.
ICD-10-CM Q45.9 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
- 393 Other digestive system diagnoses with mcc
- 394 Other digestive system diagnoses with cc
- 395 Other digestive system diagnoses without cc/mcc
Convert Q45.9 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
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- Anomaly, anomalous (congenital) (unspecified type) Q89.9
ICD-10-CM Diagnosis Code Q89.9
Congenital malformation, unspecified
2016 2017 2018 2019 2020 2021 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 2020 2021 Billable/Specific Code POA Exempt
Applicable To- Congenital anomaly NOS
- Congenital deformity NOS
- Malformation (congenital) - see also Anomaly
ICD-10-CM Codes Adjacent To Q45.9
Q44.5 Other congenital malformations of bile ducts
Q44.6 Cystic disease of liver
Q44.7 Other congenital malformations of liver
Q45 Other congenital malformations of digestive system
Q45.0 Agenesis, aplasia and hypoplasia of pancreas
Q45.2 Congenital pancreatic cyst
Q45.3 Other congenital malformations of pancreas and pancreatic duct
Q45.8 Other specified congenital malformations of digestive system
Q45.9
Congenital malformation of digestive system, unspecified
Q50 Congenital malformations of ovaries, fallopian tubes and broad ligaments
Q50.0 Congenital absence of ovary
Q50.1 Developmental ovarian cyst
Q50.2 Congenital torsion of ovary
Q50.3 Other congenital malformations of ovary
Q50.39 Other congenital malformation of ovary
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
