Payer ID
OSCAR
Alphanumeric 'OSCAR' used across clearinghouses; confirm with your clearinghouse and the member ID card by state/plan.
Timely Filing Limit (TFL)
Varies — confirm via portal / clearinghouse
Appeal Window
Most states 180 days from EOP (varies by state)
Clearinghouse
Availity, Change Healthcare, Eligible
Provider Services
855-672-2755
Claims Fax
Varies — confirm via portal / clearinghouse
Claims Address
Oscar, P.O. Box 52146, Phoenix, AZ 85072-2146 (varies by state/plan)
Provider Portal
https://provider.hioscar.com
Commercial ACA marketplace (individual/family and small-group) insurer. Timely-filing and appeal deadlines are state-specific — verify per the state provider manual.
Values vary by plan, region, and contract and can change. Confirm in the payer portal or with your clearinghouse before filing.
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