Billing
Medical Terminology
Anatomy
ICD-10
CPT
100

This form is used to submit professional physician claims to insurance.

CMS-1500

100

This prefix means “slow.”

What is Brady-

100

The organ produces insulin.

What is the Pancreas

100

This part of the ICD-10-CM manual helps you look up diagnostic terms before verifying the code in the Tabular List.

The Alphabetic Index

100

This part of the CPT manual is printed in alphabetical order to help locate codes based on keywords.

The Index

200

This code on an EOB indicates that charges exceed the allowed amount per fee schedule.

What is CO-45

200

This condition’s name means inflammation of the stomach and intestines.

Gastroenteritis

200

This is the largest organ of the human body.

What is the Skin

200

The ICD-10 code for Hypertension

 What is I10

200

The abbreviation CPT

What is Current Procedural Terminology

300

This organization oversees Medicare and Medicaid.

CMS (Centers for Medicare and Medicaid Services)

300

This term means surgical removal of a kidney.

Nephrectomy

300

This bone is commonly known as the collarbone.

What is the Clavicle

300

This is the ICD-10 code for Type 2 diabetes with diabetic chronic kidney disease.

E11.22

300

This CPT modifier indicates a significant, separately identifiable E/M service on the same day as a procedure.

What is Modifier 25

400

This is the key difference between a copay and coinsurance.

A copay is a fixed dollar amount, and coinsurance is a percentage of the cost

400

This procedure refers to a surgical puncture of the chest to remove fluid.

What is a Thoracentesis

400

This muscular structure separates the chest cavity from the abdominal cavity and plays a key role in breathing.

The diaphragm

400

This character in an injury code indicates the type of encounter, such as initial, subsequent, or sequela.

What is the 7th character

400

The CPT code range for Office or Other Outpatient Services for established patients.

What is 99211-99215

500

This coordination of benefits rule is used to determine which parent’s insurance is primary when a child is covered by both.

The Birthday Rule

500

This suffix indicates excessive flow or bleeding.

-rrhagia

500

This part of the brain controls coordination and balance.

What is the cerebellum

500

The October 2025 new ICD-10 code that represents Type 2 Diabetes is in remission

What is E11.A

500

The CPT codes in the Anesthesia section are the only codes that start with this number.

What is 0 (zero)

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