EX-23 6 biib-20241231xex23.htm EX-23 Document

Exhibit 23

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (Nos. 333-280360 and 333-218799) of Biogen Inc. of our report dated February 12, 2025, relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.
/s/ PricewaterhouseCoopers LLP
Boston, Massachusetts
February 12, 2025