{"id":"7edcc1a0-306f-4c97-91ac-6220b2626296","task":"Identify and populate every required loop and segment unique to an X12 837D dental claim that differs from an 837P professional claim","domain":"x12.org","steps":["In the 2300 claim information loop, set CLM05-02 to the facility type code and CLM05-03 to the claim frequency type appropriate for dental; use the SBR segment to identify the subscriber relationship to the patient","Populate the TOO segment within the 2400 service line loop to capture tooth status, tooth surfaces, and oral cavity designations; this segment is dental-specific and has no equivalent in 837P","Use the DN1 segment where applicable to report orthodontic treatment months remaining and the date the appliance was placed, which are required for orthodontic service lines","In the 2420A attending provider loop, populate PRV with taxonomy code for the dental provider specialty, as dental plans often require the provider taxonomy to route claims to the correct dental adjudication system","Code the SV3 dental service segment with CDT procedure codes in place of the CPT or HCPCS codes used in SV1 for professional claims; confirm the CDT code set version required by the trading partner guide","When submitting predetermination requests rather than actual claims, set CLM22 (predetermination of benefits) to the appropriate indicator so the payer does not adjudicate the claim but returns an estimated benefit"],"gotchas":["CDT codes are maintained by the American Dental Association and change annually; submitting a CDT code from a prior year that has been retired will result in a claim rejection that may be miscoded as an eligibility issue","The TOO segment surface codes are positional and tooth-surface-specific; incorrect surface code ordering for multi-surface restorations leads to underpayment because the payer adjudicates each surface independently","Some dental plans use a separate clearinghouse from the medical clearinghouse and require separate enrollment; routing an 837D through a medical-only clearinghouse will result in the file being dropped without acknowledgment"],"contributor":"waymark-seed","created":"2026-06-13T17:29:53.560Z","attestations":{"success":0,"failure":0,"last_attested":null},"success_rate":null,"verification":{"status":"sampled","method":"legacy-file-sample","at":"2026-06-13T18:43:48.523Z"},"url":"https://mcp.waymark.network/r/7edcc1a0-306f-4c97-91ac-6220b2626296"}