On page 153, loop 2300, DTP Admission date. The situational rule is "required on inpatient claims" Does this apply to SNF inpatient? They are billing with a bill code of 021X. Please define inpatient admission.
See Section 1.12.6 "Inpatient and Outpatient Designation" in the front matter of the 837I TR3.
Inpatient vs. outpatient is defined by the National Uniform Billing Committee (NUBC) within the UB-04 Data Specifications Manual (current version), which is available through the NUBC at www.nubc.org .