QA1Header code — not billableNew this fiscal year
Genetic disorders associated with neoplasms, not elsewhere classified
Short description: Genetic disorders associated with neoplasms, NEC
- Chapter
- —
- Category
- QA1
- Effective date
- October 1, 2026
Related codes in category QA1
QA1.7Inherited neoplasm predisposition synd w mult systems, NECQA1.71Lynch syndromeYesQA1.79Other inherited neoplm predisposition synd of mult systemsQA1.790Familial cancer syndrome with pathogenic BRCA1 mutationYesQA1.791Familial cancer syndrome with pathogenic BRCA2 mutationYesQA1.792Li Fraumeni syndromeYesQA1.798Other inherited neoplm predisposition synd of mult systemsYes
Frequently asked questions
What is ICD-10 code QA1?
QA1 is an ICD-10-CM diagnosis code for Genetic disorders associated with neoplasms, not elsewhere classified.
Is QA1 a billable code?
No. QA1 is a category/header code, not billable on its own — use one of its more specific child codes instead.
When did QA1 become effective?
QA1 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to QA1?
QA1 belongs to category QA1, which includes 7 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.