ICD-10-CM Codes
Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities
Q65-Q79 Congenital malformations and deformations of the musculoskeletal system
Q66- Congenital deformities of feet

2020 ICD-10-CM Diagnosis Code Q66.31

Other congenital varus deformities of feet, right foot

2020 - New Code

Billable/Specific Code

POA Exempt

Q66.31 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
ICD-10-CM Q66.31 is a new 2020 ICD-10-CM code that became effective on October 1, 2019.
This is the American ICD-10-CM version of Q66.31 - other international versions of ICD-10 Q66.31 may differ.

The following code(s) above Q66.31 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 Q66.31:

Q00-Q99
2020 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
Q66
ICD-10-CM Diagnosis Code Q66
Congenital deformities of feet
Type 1 Excludes
- reduction defects of feet (Q72.-)
- valgus deformities (acquired) (M21.0-)
- varus deformities (acquired) (M21.1-)
Congenital deformities of feet
Q66.3
ICD-10-CM Diagnosis Code Q66.3
Other congenital varus deformities of feet
Applicable To
- Hallux varus, congenital
Other congenital varus deformities of feet

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.

Q66.31 is considered exempt from POA reporting.

ICD-10-CM Q66.31 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):

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

ICD-10-CM Codes Adjacent To Q66.31

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

Q66.51 …… right foot

Q66.52 …… left foot

Q66.6 Other congenital valgus deformities of feet

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

2020 ICD-10-CM Diagnosis Code Q66.31

Other congenital varus deformities of feet, right foot

Congenital malformations, deformations and chromosomal abnormalities

Congenital deformities of feet

Other congenital varus deformities of feet