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ICD-10-CM 2027

ICD-10 code for translocation

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Translocation”. Page updated September 29, 2026.

About coding translocation

The official ICD-10-CM index doesn't give a single default code for translocation; the code depends on the details below.

More specific translocation codes (official index)

  • balanced autosomal Q95.9 — Balanced rearrangement and structural marker, unspecified
  • in normal individual Q95.0 — Balanced translocation and insertion in normal individual
  • chromosomes NEC Q99.8 — Other specified chromosome abnormalities
  • balanced and insertion in normal individual Q95.0 — Balanced translocation and insertion in normal individual
  • Down syndrome Q90.2 — Trisomy 21, translocation
  • trisomy
  • 13 Q91.6 — Trisomy 13, translocation
  • 18 Q91.2 — Trisomy 18, translocation
  • 21 Q90.2 — Trisomy 21, translocation

Common questions about translocation ICD-10 codes

What is the ICD-10 code for balanced autosomal translocation?

Q95.9 — Balanced rearrangement and structural marker, unspecified.

What is the ICD-10 code for chromosomes nec translocation?

Q99.8 — Other specified chromosome abnormalities (header code; choose a more specific subcode).

What is the ICD-10 code for down syndrome translocation?

Q90.2 — Trisomy 21, translocation.