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Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (No.333-253817, No. 333-263057, No. 333-264205, N0. 333-266835, No. 333-269979, No. 333-270890, No. 333-277112 and No. 333-285102) of Oscar Health, Inc. of our report dated February 13, 2026 relating to the financial statements, financial statement schedule, and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.

/s/ PricewaterhouseCoopers LLP

New York, NY

February 13, 2026