ICD-10 Q87.410
Billable / Specific CCMarfan syndrome with aortic dilation
About ICD-10-CM Q87.410
ICD-10-CM code Q87.410 represents Marfan syndrome with aortic dilation. This is a billable/specific code in the Congenital Malformations chapter (block Q87). The 2026 edition of ICD-10-CM Q87.410 became effective on October 1, 2025.
Coding Tips for Q87.410
Specialist guidance from the PayerReady Medical Coding Team. Specificity warnings, HCC capture rules, sequencing notes.
Q87.410 is designated CC for MS-DRG grouping. On inpatient claims, this code can shift the DRG to the with-CC variant when documented as a present-on-admission secondary diagnosis. Hospital CDI programs flag CC opportunities during chart review. Failure to capture this code may leave 30 to 80 percent of the inpatient stay revenue unrealized.
Inpatient DRG Impact, CC
codes Marfan syndrome with aortic dilation. As a Complication/Comorbidity (CC), this contributes to DRG severity adjustment when documented alongside the principal diagnosis.
Medicare LCD Coverage for Q87.410
Local Coverage Determinations (LCDs) from CMS MACs that list Q87.410 as a covered diagnosis.
Showing top 10 of 218 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing Q87.410.
2 Cigna
5 Medicare
CPT Codes Commonly Billed with Q87.410
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
Convert Q87.410 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| Q87.410 | 75982 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To Q87.410
Other codes in section Q80-Q89 (Other congenital malformations).
ICD-10 Q87.410, Billing FAQ
Is ICD-10 code Q87.410 billable? +
Yes, Q87.410 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
Is Q87.410 a CC or MCC for inpatient DRG? +
Yes, this code is designated as CC. Documenting as a secondary diagnosis on inpatient claims can shift the DRG to a higher-weighted category.
What CPT codes are commonly billed with Q87.410? +
Procedures frequently paired with Q87.410 include: 81411, 81410.
What ICD-9 codes does Q87.410 map to? +
Per CMS GEMs, Q87.410 maps to ICD-9 codes: 75982. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on June 1, 2026.
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