Skip to content
HCC Buddy home

Q70.4

Billable

Polysyndactyly, unspecified

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

A birth defect where a person has extra fingers or toes that are fused or joined together, but the specific location or extent is not detailed.

Coding Tips

  • •Polysyndactyly combines both extra digits (polydactyly) and fusion/webbing (syndactyly)
  • •If more specific information is available about location or type, use more specific codes from the Q70 category

Excludes 1 — Do NOT code together

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

Code Hierarchy

└Q70Syndactyly└Q70.4Polysyndactyly, unspecified
└Q70.4Polysyndactyly, unspecified

Open Q70.4 in the Interactive Encoder

See full code details, AI coding tips, HCC mappings, and related codes in our interactive encoder. Start your 14-day Pro trial — no credit card required.

Open in EncoderStart 14-Day Pro Trial