Claim Billing Provider Secondary Specialty Code 1

SAS Name
BLG_PRVDR_SPCLTY_CD1

The CMS secondary specialty code(s) assigned to the billing provider’s National Provider Identifier (NPI). These specialty codes apply to the carrier claim billing NPI number (CARR_CLM_BLG_NPI_NUM).

Comments

These fields are added to the data file October 2023. The primary specialty code for the rendering provider is “LINE_HCFA_PRVDR_SPCLTY_CD.” These codes are all secondary-specialty codes — not primary specialty codes, just additional specialties that the provider has.

SOURCE: NCH