official conventions and instructions provided within the ICD-10-CM itself. The instructions and conventions of the classification take precedence over guidelin These guidelines are based on es. the coding and sequencing instructions in the Tabular List and Alphabetic Indexof ICD- 10-CM, but provide additional instruction. Adherence to these guidelines when assigning -10-CM …
FAQ icd 10 cm coding convention
What are the conventions of ICD-10-CM?
Aside from its format and organization, ICD-10-CM makes use of a number of conventions that help guide the coder to correct diagnosis codes. Some of these conventions include: Excludes1: lists codes that should never be coded with the code listed above. You can think of this as a “hard excludes.”
What is the format of ICD 10 cm code?
ICD-10-CM is a seven-character, alphanumeric code. Each code begins with a letter, and that letter is followed by two numbers. The first three characters of ICD-10-CM are the “category.”. The category describes the general type of the injury or disease. The category is followed by a decimal point and the subcategory.
Do all codes need to be ICD-10-CM specific?
Remember, not all codes need to go to the level of specificity that ICD-10-CM provides. In this case, the fourth digit is all that’s needed to describe the diagnosis. Let’s look at another example, this time an injury.
Does the ICD-10-CM code have any subclassifications or extensions?
You’ll note that this ICD-10-CM code doesn’t have any subclassifications or extensions. Remember, not all codes need to go to the level of specificity that ICD-10-CM provides. In this case, the fourth digit is all that’s needed to describe the diagnosis. Let’s look at another example, this time an injury.
ICD-10-CM Coding Conventions
MEDICAL CODING ICD-10-CM GUIDELINES LESSON – 1.A – Coder explanation and examples for 2021
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