Transaction Related Code Lists

Please visit the Washington Publishing Company website and click on 'HIPAA - Code Lists' for the various standard code listings that are used in electronic transactions. The code lists and their applicable transaction numbers are listed below:

• Claim Adjustment Reason Codes and Remittance Advice Remark Codes (835)
• Claim Status Category Codes and Claim Status Codes (276/277, 277 Claim Acknowledgement)
• Provider Taxonomy Codes (837)
• Health Care Services Decision Reason Codes (278)

HIPAA Mandated National Implementation Guides
Please visit the Washington Publishing Company website and click on 'HIPAA Guides' for the ANSI ASCX12N national implementation guides adopted under HIPAA.