The individual performing/rendering the service should be reported in 24J and the qualifier indicating if the number is a non-NPI is reported in 24I. The non-NPI ID number of the rendering provider refers to the payer assigned unique identifier of the professional.
NUCC INSTRUCTIONS: The individual rendering the service is reported in 24J. Enter the non-NPI ID number in the shaded area of the field. Enter the NPI number in the unshaded area of the field.
The Rendering Provider is the person or company (laboratory or other facility) who rendered or supervised the care. In the case where a substitute provider (locum tenens) was used, enter that provider’s information here. Report the Identification Number in Items 24I and 24J only when different from data recorded in items 33a and 33b.
Enter numbers left justified in the field.
MEDICARE INSTRUCTIONS: Enter the rendering provider’s NPI number in the lower unshaded portion. In the case of a service provided incident to the service of a physician or non-physician practitioner, when the person who ordered the service is not supervising, enter the NPI of the supervisor in the lower unshaded portion.
This unprocessable instruction does not apply to influenza virus and pneumococcal vaccine claims submitted on roster bills as they do not require a rendering provider NPI.
NOTE: Effective May 23, 2008, the shaded portion of 24J is not to be reported.