CMAS Medical Billing & Coding 2

Question 1

Which modifier is appended to a CPT code to indicate that a procedure was performed on the left side of the body?

Accepted Answer

Modifier -LT

Answer

Modifier -LT (Left Side) is used to identify procedures performed on the left side of the body.

Question 2

A patient has Medicare as primary insurance and Medicaid as secondary. What billing process applies?

Accepted Answer

Bill Medicare first, then Medicaid for the remaining balance

Answer

Medicare is always billed first as the primary payer, and Medicaid pays last as the payer of last resort.

Question 3

What does the ICD-10-CM code Z23 represent?

Accepted Answer

Encounter for immunization

Answer

Z23 is the ICD-10-CM code for Encounter for immunization, used when a patient receives a vaccine.

Question 4

Which claim form is used to bill Medicare for professional services rendered by a physician?

Accepted Answer

CMS-1500

Answer

The CMS-1500 form is the standard claim form used by physicians and other non-institutional providers to bill Medicare.

Question 5

What is the purpose of a remittance advice (RA)?

Accepted Answer

To explain how the insurance company processed and paid a claim

Answer

A remittance advice is sent by the payer to the provider to explain how each claim was adjudicated and what was paid.

(CMAS) Certified Medical Administrative Specialist Practice Test