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Exam (elaborations)
Cpt_Exercises_Answer Key Accounting Questions With Answers
The patient is seen as an outpatient for a bilateral mammogram. 
CPT Code: 77055-50 
Note that the description for code 77055 is for a unilateral (one side) mammogram. 77056 is the 
correct code for a bilateral mammogram. Use of modifier -50 for bilateral is not appropriate when 
CPT code descriptions differentiate between unilateral and bilateral. 
2. Physician performs a closed manipulation of a medial malleolus fracture—left ankle. 
CPT Code: 27766-LT 
The code represents an open treatment ...
Exam (elaborations)
CPT_Exercises_Answer Key questions and answers 2022
PopularChapter 1 
Introduction to Clinical Coding 
1.1: Self-Assessment Exercise 
1. The patient is seen as an outpatient for a bilateral mammogram. 
CPT Code: 77055-50 
Note that the description for code 77055 is for a unilateral (one side) mammogram. 77056 is the 
correct code for a bilateral mammogram. Use of modifier -50 for bilateral is not appropriate when 
CPT code descriptions differentiate between unilateral and bilateral. 
2. Physician performs a closed manipulation of a medial malleolus frac...