COBGC Coding Guidelines and Conventions

Question 1

What does the “*” symbol in ICD-10-CM indicate?

Accepted Answer

A placeholder for additional characters

Answer

A code is not billable

Answer

A code requires a specific modifier

Answer

A code needs more specificity

Question 2

In CPT coding, what is the purpose of using a “modifier”?

Accepted Answer

To indicate that a service was performed with special circumstances

Answer

To change the base code completely

Answer

To delete a code from the list

Answer

To create a new code

Question 3

Which coding guideline helps determine whether a procedure should be bundled or separately coded?

Accepted Answer

National Correct Coding Initiative (NCCI)

Answer

Current Procedural Terminology (CPT)

Answer

International Classification of Diseases (ICD)

Answer

Healthcare Common Procedure Coding System (HCPCS)

Question 4

How are “excludes1” and “excludes2” notes used in ICD-10-CM coding?

Accepted Answer

To indicate a code that cannot be used with another code

Answer

To show the required documentation for a specific code

Answer

To provide instructions on how to report a service with a modifier

Answer

To list alternative codes for a diagnosis

Question 5

What is the main purpose of using the “add-on” codes in CPT coding?

Accepted Answer

To report a service that is performed in conjunction with a primary procedure

Answer

To modify an existing code

Answer

To replace a primary code

Answer

To indicate a bundled set of services