ICDcodes.org
FY2027

QA1.791Familial cancer syndrome with pathogenic BRCA2 mutation

BillableNew in FY2027

Is QA1.791 billable?

Yes — QA1.791 is billable for FY2027. QA1.791 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. QA1.791 may be submitted for encounters from October 1, 2026 through September 30, 2027. QA1.791 is new in FY2027.

QA1.791 at a glance

CodeQA1.791
DescriptionFamilial cancer syndrome with pathogenic BRCA2 mutation
BillableYes
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027
FY2027 changeNew in FY2027

Which MS-DRGs does QA1.791 group to?

QA1.791 sits in MDC 23 and helps define the logic of 1 MS-DRG (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.

  • 951Other Factors Influencing Health Statusmedical

How is QA1.791 listed in the Alphabetic Index?

These are the routes through the Alphabetic Index that lead to QA1.791. They show the wording a clinician may have documented, which often differs from the Tabular description.

  • SyndromeBRCA2-cancer predisposition
  • Syndromefamilial cancerwithpathogenic BRCA2 mutation
  • Syndromehereditary breast and ovarian cancerwithpathogenic BRCA2 mutation

Inclusion terms

Alternative wording in documentation that is classified to QA1.791.

  • BRCA2-cancer predisposition syndrome
  • Hereditary breast and ovarian cancer syndrome with pathogenic BRCA2 mutation

Excludes2 — not included here — inherited from Chapter 17

The conditions below are not part of QA1.791, but a patient may have both at the same time. When documentation supports it, QA1.791 and the excluded code may both be reported.

  • inborn errors of metabolism (E70-E88)

Excludes2 — not included here — inherited from QA1

The conditions below are not part of QA1.791, but a patient may have both at the same time. When documentation supports it, QA1.791 and the excluded code may both be reported.

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

Code also — inherited from QA1

Two codes may be needed to describe the condition fully. Whether QA1.791 is sequenced first depends on the reason for the encounter.

  • , 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.-)

What other codes are in the QA1.79 family? (3)