Medicare
ICD-10-CM
CPT
Miscellaneous
Modifiers
100

This part of Medicare covers hospital charges. 

What is Medicare Part A?

100

This ICD-10-CM code has 3 characters. 

What is a category?

100

This CPT code is listed after the stand-alone code and can never be used alone. 

What is an add-on code?

100

These are located at the beginning of the ICD-10-CM manual and assist the coder in the choice of the correct code. 

What are the ICD-10-CM Guidelines?

100

This modifier is used for unusual procedure services. 

What is modifier 22?

200

The part of Medicare covers professional services. 

What is Medicare Part B?

200

This ICD-10-CM code as 4 characters. 

What is a subcategory?

200

This appendix in the CPT manual lists all modifiers.

What is appendix A?

200

This alpha character is used in ICD-10-CM as a placeholder?

What is the letter "X?"

200

This modifier can only be added to an evaluation and management service to indicate a separately identifiable E/M service by the same provider on the same day as another service or procedure.

What is modifier 25?

300

This part of Medicare is call  Medicare Advantage.

What is Medicare Part C?

300

This ICD-10-CM code has 5-7 characters.

What is a subclassification?

300

This is the amount of main sections in the CPT manual. 

What are 6?

300
In the CPT manual, these codes report services for which there is no code and are listed in the guidelines for each section. 

What are unlisted procedure codes?

300

This modifier is used to indicate an unrelated E/M service by the same physician or other qualified health care professional during a postoperative period. 

What is modifier 24?

400

This part of Medicare covers prescription drugs. 

What is Medicare Part D?

400

These are never reported when a definitive diagnosis has been determined.  

What are signs and symptoms?

400

These provide specific information about coding in a given section in the CPT manual. 

What are CPT Guidelines?

400

These codes are used to report durable medical equipment, drugs and certain services provided to Medicare patient. 

What are HCPCS Level II codes?

400

This modifier is used to indicate the professional component of a radiology service.

What is modifier 26?

500

This is the percentage of the allowable covered by Medicare. 

What is 80%?

500

These terms are listed in the I-10 index in bold. 

What are main terms?

500

These 2 character number or letter extension provide additional information to the third-party payer about services provided to a patient. 

What are modifiers?

500

This is the the first step in finding the correct diagnostic code. 

Locate the main term in the index of the ICD-10-CM?

500

This modifier is used to indicate bilateral procedures. 

What is modifier 51?