Exhibit 23.1
Consent of Independent Registered Public Accounting Firm
We consent to the incorporation by reference in the following Registration Statements:
of our reports dated February 29, 2024, with respect to the consolidated financial statements of Adaptive Biotechnologies Corporation, and the effectiveness of internal control over financial reporting of Adaptive Biotechnologies Corporation, included in this Annual Report (Form 10-K) for the year ended December 31, 2023.
/s/ Ernst & Young LLP
Seattle, Washington
February 29, 2024