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Home / ICD-10-CM / Genetic disorders, not elsewhere classified (QA0-QA1)

QA1.798: Other inherited neoplasm predisposition syndrome of multiple systems

ICD-10-CM code QA1.798

New code · FY2027

Billable: use this code on claims.

New code, effective October 1, 2026 (FY2027).

Code breakdown

QA1.798

QA1CategoryGenetic disorders associated with neoplasms, not elsewhere classified
7Character 4Inherited neoplasm predisposition syndromes involving multiple systems, not elsewhere classified
9Character 5Other inherited neoplasm predisposition syndrome of multiple systems
8Character 6Other inherited neoplasm predisposition syndrome of multiple systems

Coding notes

Excludes2 (from QA1)

multiple endocrine neoplasia [MEN] syndromes (E31.2-)

Code also (from QA1)

, if applicable, any associated conditions, such as:
genetic susceptibility to malignant neoplasm by site (Z15.0-)
malignant neoplasms (C00.0-C96.9)
personal history of malignant neoplasm (Z85.-)

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All FY2027 ICD-10-CM changes

ICD-10-CM codes and descriptions are from the CMS and NCHS code files. Coverage is from the CMS Medicare Coverage Database billing and coding articles.