ICD-10-CM Code Q66.42

Congenital talipes calcaneovalgus, left foot

Version 2020 Billable Code New Code POA Exempt

Valid for Submission

Q66.42 is a billable code used to specify a medical diagnosis of congenital talipes calcaneovalgus, left foot. The code is valid for the year 2020 for the submission of HIPAA-covered transactions. The ICD-10-CM code Q66.42 might also be used to specify conditions or terms like bilateral talipes calcaneovalgus or talipes calcaneovalgus or talipes calcaneovalgus of left foot or talipes valgus of left foot. The code is exempt from present on admission (POA) reporting for inpatient admissions to general acute care hospitals.

ICD-10:Q66.42
Short Description:Congenital talipes calcaneovalgus, left foot
Long Description:Congenital talipes calcaneovalgus, left foot

New 2020 ICD-10 Code

Q66.42 is new to ICD-10 code set for the FY 2020, effective October 1, 2019. The National Center for Health Statistics (NCHS) has published an update to the ICD-10-CM diagnosis codes which became effective October 1, 2019. This is a new and revised code for the FY 2020 (October 1, 2019 - September 30, 2020).

Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

  • Bilateral talipes calcaneovalgus
  • Talipes calcaneovalgus
  • Talipes calcaneovalgus of left foot
  • Talipes valgus of left foot

Diagnostic Related Groups

The ICD-10 code Q66.42 is grouped in the following groups for version MS-DRG V37.0 What are Diagnostic Related Groups?
The Diagnostic Related Groups (DRGs) are a patient classification scheme which provides a means of relating the type of patients a hospital treats. The DRGs divides all possible principal diagnoses into mutually exclusive principal diagnosis areas referred to as Major Diagnostic Categories (MDC).
applicable from 10/01/2019 through 09/30/2020.

  • 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

Present on Admission (POA)

Q66.42 is exempt from POA reporting - The Present on Admission (POA) indicator is used for diagnosis codes included in claims involving inpatient admissions to general acute care hospitals. POA indicators must be reported to CMS on each claim to facilitate the grouping of diagnoses codes into the proper Diagnostic Related Groups (DRG). CMS publishes a listing of specific diagnosis codes that are exempt from the POA reporting requirement. Review other POA exempt codes here .

CMS POA Indicator Options and Definitions
POA Indicator CodePOA Reason for CodeCMS will pay the CC/MCC DRG?
YDiagnosis was present at time of inpatient admission.YES
NDiagnosis was not present at time of inpatient admission.NO
UDocumentation insufficient to determine if the condition was present at the time of inpatient admission.NO
WClinically undetermined - unable to clinically determine whether the condition was present at the time of inpatient admission.YES
1Unreported/Not used - Exempt from POA reporting. NO

Replacement Code

Q6642 replaces the following previously assigned ICD-10 code(s):

  • Q66.4 - Congenital talipes calcaneovalgus

Code Classification

  • Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
    • Congenital malformations and deformations of the musculoskeletal system (Q65-Q79)
      • Congenital deformities of feet (Q66)

Code History

  • FY 2020 - Code Added, effective from 10/1/2019 through 9/30/2020