Q70.3

⚠ Non-billable (Header)

Webbed toes

Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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Also Known As

Simple syndactyly of toes without synostosis

✓ No additional coding notes for Q70.3

Child Codes (4)

Q70.30Webbed toes, unspecified foot✓ Billable Q70.31Webbed toes, right foot✓ Billable Q70.32Webbed toes, left foot✓ Billable Q70.33Webbed toes, bilateral✓ Billable

Clinical Description

ICD-10-CM code Q70.3 represents webbed toes. This code falls under the Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0) classification. It is a non-billable category header code. A more specific child code from the list below must be used for billing and reimbursement purposes.

This is a 5-character code at the 4th level of specificity. There are 4 more specific child codes under Q70.3.

Frequently Asked Questions

What is ICD-10 code Q70.3?

ICD-10-CM code Q70.3 is "Webbed toes". It belongs to the category: Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0).

Is Q70.3 a billable ICD-10 code?

No, Q70.3 is a non-billable header code. A more specific child code must be used for billing.

Related Codes in Q70

Other codes in the same category that may be relevant for differential coding:

Q70.0Fused fingers Q70.1Webbed fingers Q70.2Fused toes Q70.4Polysyndactyly, unspecified Q70.9Syndactyly, unspecified

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Code Information

CodeQ70.3

BillableNo — Header code

ParentQ70

CategoryCongenital malformations, deformations and chromosomal abnormalities (Q00-QA0)

Excludes10 rule(s)

Excludes20 note(s)

Child codes4

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)