ANSI X12 837P - 4010 2300 PWK - Claim Supplemental Information
August 06, 2025Learn how the 2300 PWK segment is used in the X12 837P (4010) professional claim to link healthcare attachments such as operative notes or referrals using attachment control numbers.
ANSI X12 837P - 5010 2300 PWK - Claim Supplemental Information
August 06, 2025Learn how to correctly use the PWK segment in the 2300 loop of the X12 837P (5010) claim to submit supporting documentation like operative notes or medical records. Includes code examples and payer compliance tips.
HCFA-1500 Box 18 - Hospitalization Dates Related to Current Services
August 06, 2025Learn how to properly complete Box 18 on the HCFA-1500 form to report hospitalization admission and discharge dates, and how they map to the 2300 DTP segments in the X12 837 (5010) transaction.
HCFA-1500 Box 17b - NPI
August 05, 2025Learn how to correctly populate Box 17b on the HCFA-1500 claim form with the provider's National Provider Identifier (NPI), and how it maps to the X12 837 format.
HCFA-1500 Box 17a - Other ID
August 04, 2025Learn how to complete Box 17a on the HCFA-1500 form, including common qualifiers like G2 and ID reporting requirements. Understand how this maps to the X12 837 REF segment.