v3.25.2
Cover Page
Jul. 22, 2025
Cover [Abstract]  
Document Type 8-K
Document Period End Date Jul. 22, 2025
Entity Registrant Name Oscar Health, Inc.
Entity Incorporation, State or Country Code DE
Entity File Number 001-40154
Entity Tax Identification Number 46-1315570
Entity Address, Address Line One 75 Varick Street, 5th Floor
Entity Address, City or Town New York
Entity Address, State or Province NY
Entity Address, Postal Zip Code 10013
City Area Code 646
Local Phone Number 403-3677
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Class A Common Stock, $0.00001 par value per share
Trading Symbol OSCR
Security Exchange Name NYSE
Entity Emerging Growth Company false
Entity Central Index Key 0001568651
Amendment Flag false