AutoICD API

Q66.21

Non-billable

Congenital metatarsus primus varus

Congenital metatarsus primus varus

This is a header/category code. For billing purposes, use a more specific child code from the list below.

Status

Non-billable / Header

Parent Code

Q66.2

Child Codes

3

Coding Notes

Excludes 1

Codes that cannot be used together with this code (mutual exclusion)

  • reduction defects of feet (Q72.-)
  • valgus deformities (acquired) (M21.0-)
  • varus deformities (acquired) (M21.1-)

Excludes 2

Conditions not included here, but the patient may have both

  • inborn errors of metabolism (E70-E88)

Child Codes (3)

Q66.211

Congenital metatarsus primus varus, right foot

BillableQ66.212

Congenital metatarsus primus varus, left foot

BillableQ66.219

Congenital metatarsus primus varus, unspecified foot

Billable

Also Known As / Clinical Terms

UMLS

Frequently Asked Questions

What is the ICD-10 code for congenital metatarsus primus varus?

The ICD-10-CM code for congenital metatarsus primus varus is Q66.21. The full clinical description is "Congenital metatarsus primus varus". Q66.21 is a non-billable header code. Use a more specific child code for billing purposes.

What does ICD-10 code Q66.21 mean?

ICD-10-CM code Q66.21 represents "Congenital metatarsus primus varus". It is classified under Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities and is a non-billable header code. Use a more specific child code for billing purposes.

Is Q66.21 a billable code?

No, Q66.21 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 3 child codes under Q66.21.

What chapter is Q66.21 in?

Q66.21 is in Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (codes Q00-Q99).

What codes cannot be used with Q66.21?

Q66.21 has Excludes1 notes indicating codes that cannot be used together with it, including: reduction defects of feet (Q72.-); valgus deformities (acquired) (M21.0-); varus deformities (acquired) (M21.1-).

What are the subcategories under Q66.21?

Q66.21 has 3 child codes, including: Q66.211 (Congenital metatarsus primus varus, right foot), Q66.212 (Congenital metatarsus primus varus, left foot), Q66.219 (Congenital metatarsus primus varus, unspecified foot).

What are the UMLS CUIs for Q66.21?

Q66.21 is linked to 1 UMLS Concept Unique Identifier: C0265649. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.