Medicare Claims Processing Manual (Pub. 100-04), Ch. 7 § 30
Billing Formats
30 - Billing Formats
(Rev. 3053, Issued: 08-28-14, Effective: ICD-10: Upon Implementation of ICD-10
ASC-X12: 01-01-12, Implementation ICD-10: Upon Implementation of ICD-10;
ASC X12: 09-30-14)
The SNF must use the current ASC X12 837 institutional claim format or if permissible
Form CMS-1450 to bill for covered Part B services. Instructions for those formats are
located in the Medicare Claims Processing Manual, Chapter 25, "Completing and
Processing the CMS-1450 Data Set."