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Q70.4

Q70.4: Polysyndactyly, unspecified

Billable / specific codeICD-10-CMPOA exempt

Q70.4 is a billable, specific ICD-10-CM code for polysyndactyly, unspecified. It is valid for submission on a claim.

Check Q70.4 with the rest of the claim: free scrubber

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • specified syndactyly of hand and feet - code to specified conditions (Q70.0- -Q70.3-)

Other codes that can never be billed with Q70.4

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • Q74Other congenital malformations of limb(s)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • Polysyndactyly

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under Q70

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.