Mailing addressCommonwealth Care Alliance
Attn: Claims Department
P.O. Box 1127
Dayton, OH 45401-1127
Paper medical claims.
CCA moved to the CareSource provider platform on June 28, 2026 (portal providerportal.CareSource.com/MA); this line uses the column of the CCA transition guide labeled "New Information Beginning June 28, 2026". Preferred: Online Claim Submission in the new portal or EDI. CCA payer ID A2793. Before June 28, 2026 the guide listed CCA Claims, P.O. Box 3085, Scranton, PA 18505.
Paper claims (encouraged only when clinical documentation is required; portal upload also available). Provider Services 1-833-230-2112 for claim questions.
Ohio Medicaid claim inquiries (same IVR as provider services). EDI through an ODM-authorized trading partner (OMES) uses CareSource ODM Payer ID 0003150. Paper CMS-1500/UB-04 claims go to the mailing address. Timely filing 365 days (OAC 5160-1-19).
Indiana Medicaid medical and dental paper claims. EDI payer ID INCS1. Claim inquiries via provider services 1-844-607-2831. Pharmacy claims go to Express Scripts, Attn: Commercial Claims, P.O. Box 14711, Lexington, KY 40512-4711.
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Find claim-status contacts and document destinations. A billing address, appeal address and original-claim address are not interchangeable.
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Claim number, service dates and billed amount
Submission acknowledgement and remittance
Provider billing identifiers
Questions to resolve
Was the claim received and accepted for processing?
What specifically prevents payment or final processing?
Is a corrected claim, reconsideration or appeal the right route?
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