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Medicare (CMS) · Health Care Claim — Institutional
Implementation notes for feeding the 837I transaction to Medicare (CMS).
Envelope defaults
{
"isaSenderQualifier": "ZZ",
"isaReceiverQualifier": "ZZ",
"versionId": "005010X223A2",
"gsCode": "HC",
"usageIndicator": "P"
}Required fields
- NM1/NM109 — Billing provider NPI (2010AA)
- REF/REF02 — Medicare PTAN (REF*G2) in 2010BB
Fixed values
- GS08 = 005010X223A2 — Medicare institutional requires 5010 A2 addenda
MAC-specific: JJ, JM, JH etc. publish per-region companion guides.