ID: OAKST
Other
IL

Oak Street Health

Oak Street Health is a primary‑care provider organization specializing in value‑based care for older adults, operating as a payer‑facing entity that manages Medicare‑focused primary care services and claims for its network.

Capabilities

Professional Claims (1500)
Institutional Claims (UB-04)
Electronic Attachments
Workers' Comp
ERA/Remittance
Eligibility Verification
Claim Status Inquiry
Prior Authorization
Dental Claims
Secondary Claims
Real-Time Processing

Alternative Names

Name Payer ID
OSH OSH
Oak Street 4002
Oak Street 8725

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