Modifier 26 Description – Professional Component (2024)

The modifier 26 is showing for Professional Component in medical billing and coding. 

The professional component is described as the services provided by a physician, encompassing tasks such as overseeing technicians, interpreting results, and generating a written report.

In the procedure coding, it can be appended to indicate that the service offered was reading and interpreting the results of a diagnostic or laboratory service. 

It is used when the professional component is billed when certain services put together both the professional and technical portions in a single procedure code. 

When should Modifier 26 be used?

There are a number of times when mod 26 would be needed to use. To be precise, here are some of those situations:  

Situation 1

When a sleep centre performs polysomnography for a patient and has no physician associated with the facility. 

This leads to the interpretation of finding the test, while this is the time when a physician would append mod 26 to 95811 in order to represent the interpretation of the polysomnography. 

  • Professional Component modifier bill for only portion of a test when the provider utilizes equipment owned by a hospital/facility

Situation 2

Another situation is when a treating physician orders a test from an external laboratory for the patient. 

After which the laboratory pathologist would provide a written interpretation to the physician he is serving. 

Here, the pathologist would want to represent the interpretation by billing the process 83020 long with the mod 26 code. 

  • Professional Component modifier report the physician’s interpretation of a test, which is separately, written, and signed by provider.

What is the inappropriate use of Modifier 26? 

Wondering what is the inappropriate use of 26 modifier code? So let’s walk through them. 

  • Re-reading the results of an interpretation provided by a different physician.  
  • If the same provider performs both technical and professional parts, unless the same provider reports both components and the technical portion is purchased.
  • Technical only procedure codes for example CPT 93005 
  • Global tests only codes for example CPT 93000
  • Professional “component only” codes PC / TC indicator 2 of MPFSDB denotes a professional “component only” code that identifies a stand-alone code 

FAQ- Frequently Asked Question

Q1. Can modifier 26 and TC be billed together?

Ans. Modifier 26 and TC both consist of professional and technical components and can be used with these codes. 

Q2. What does modifier 26 represent? 

Ans. The modi 26 code represents the professional component of a global service or procedure.
 It also includes the provider work, associated overhead, and professional liability insurance costs.

Q3. Can the anesthesiologist use the modifier 26 code? 

Ans. Modifier 26 should only be used when any physician or non-physician provider tends to render the professional component of a global procedure or service code. It has never been reported on evaluation and management services codes.

Place of Service Codes List in Medical Billing


  • NSingh (MBA, RCM Expert)

    The author and contributor of this blog "NSingh" is working in Medical Billing and Coding since 2010. He is MBA in marketing and Having vaste experience in different scopes of Medical Billing and Coding as AR-Follow-up, Payment Posting, Charge posting, Coding, etc.