Q87.41 – Marfan syndrome with cardiovascular manifestations

ICD-10-CM 2027 diagnosis code · Other congenital malformations

Non-billable header

ICD-10-CM code Q87.41

Code: Q87.41 (claims format: Q8741)
Description: Marfan syndrome with cardiovascular manifestations
Billable: No – use a more specific code below
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 17. Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
Block: Q80-Q89 Other congenital malformations
Parent codes: Q87 › Q87.4

Billable codes under Q87.41

Q87.41 is a header code and cannot be used on claims. Choose the most specific code:

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Q87 – Other specified congenital malformation syndromes affecting multiple systems

Use additional code:

code(s) to identify all associated manifestations

Related codes in Q87.4

Q87.40 – Marfan syndrome, unspecifiedBillable
Q87.42 – Marfan syndrome with ocular manifestationsBillable
Q87.43 – Marfan syndrome with skeletal manifestationBillable

Frequently asked questions

What is ICD-10 code Q87.41?

Q87.41 is the ICD-10-CM code for marfan syndrome with cardiovascular manifestations, in the block Q80-Q89 (Other congenital malformations).

Is Q87.41 a billable code?

No. Q87.41 is a header code with more specific child codes; report one of the billable codes listed above.

What category does Q87.41 belong to?

It belongs to category Q87 – Other specified congenital malformation syndromes affecting multiple systems.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.