2021 ICD-10-CM Diagnosis Code Q66.229

Congenital metatarsus adductus, unspecified foot

    2020 - New Code 2021 Billable/Specific Code POA Exempt
  • Q66.229 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 Q66.229 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of Q66.229 - other international versions of ICD-10 Q66.229 may differ.
The following code(s) above Q66.229 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 Q66.229:
  • Q00-Q99
    2021 ICD-10-CM Range Q00-Q99

    Congenital malformations, deformations and chromosomal abnormalities

    • 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
  • Q66
    ICD-10-CM Diagnosis Code Q66

    Congenital deformities of feet

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • reduction defects of feet (Q72.-)
    • valgus deformities (acquired) (M21.0-)
    • varus deformities (acquired) (M21.1-)
    Congenital deformities of feet
  • Q66.22
    ICD-10-CM Diagnosis Code Q66.22

    Congenital metatarsus adductus

      2017 - New Code 2018 2019 2020 - Converted to Parent Code 2021 Non-Billable/Non-Specific Code
    Applicable To
    • Congenital metatarsus varus
    Congenital metatarsus adductus
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.
  • Q66.229 is considered exempt from POA reporting.
ICD-10-CM Q66.229 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
  • 564 Other musculoskeletal system and connective tissue diagnoses with mcc
  • 565 Other musculoskeletal system and connective tissue diagnoses with cc
  • 566 Other musculoskeletal system and connective tissue diagnoses without cc/mcc
Code History
  • 2020 (effective 10/1/2019): New code
  • 2021 (effective 10/1/2020): No change
ICD-10-CM Codes Adjacent To Q66.229
Q66.11 …… right foot
Q66.12 …… left foot
Q66.2 Congenital metatarsus (primus) varus
Q66.21 Congenital metatarsus primus varus
Q66.211 …… right foot
Q66.212 …… left foot
Q66.219 …… unspecified foot
Q66.22 Congenital metatarsus adductus
Q66.221 …… right foot
Q66.222 …… left foot
Q66.229 …… unspecified foot
Q66.3 Other congenital varus deformities of feet
Q66.30 …… unspecified foot
Q66.31 …… right foot
Q66.32 …… left foot
Q66.4 Congenital talipes calcaneovalgus
Q66.40 …… unspecified foot
Q66.41 …… right foot
Q66.42 …… left foot
Q66.5 Congenital pes planus
Q66.50 …… unspecified foot

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