icd 9 code for y i2109

I21.09 is a billable ICD code used to specify a diagnosis of sT elevation (STEMI) myocardial infarction involving other coronary artery of anterior wall. A 'billable code' is detailed enough to be used to specify a medical diagnosis. The ICD code I21 is used to code Coronary artery disease

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What happened to the ICD-9 code set?

The legacy ICD-9-CM system lacked the specificity needed to determine an exact diagnosis as the ICD-9 codes can be very broad and it became difficult to compare costs, treatments, and technologies. For that reason the ICD-9 code set was deprecated and replaced on September 30, 2015 by ICD-10 codes.

What does ICD-9-CM mean?

ICD-9 Lookup The ICD-9-CM was an adaption maintained by the Centers for Medicare and Medicaid Services (CMS) that was used for assigning diagnostic codes associated with inpatient, outpatient, and physician office utilization.

Where can I find free ICD-9 coding reference?

The Web's Free ICD-9-CM Medical Coding Reference. ICD9Data.com takes the current ICD-9-CM and HCPCS medical billing codes and adds 5.3+ million links between them. Combine that with a Google-powered search engine, drill-down navigation system and instant coding notes and it's easier than ever to quickly find the medical coding information you need.

How many characters are in an ICD-9 code?

The ICD-9-CM codes have three to five numeric characters, with the exceptions of the V codes, E Codes and M Codes that begin with a single letter. The legacy ICD-9-CM system lacked the specificity needed to determine an exact diagnosis as the ICD-9 codes can be very broad and it became difficult to compare costs, treatments, and technologies.

The ICD code I21 is used to code Coronary artery disease

Coronary artery disease (CAD), also known as ischemic heart disease (IHD), is a group of diseases that includes: stable angina, unstable angina, myocardial infarction, and sudden coronary death. It is within the group of cardiovascular diseases of which it is the most common type.

Coding Notes for I21.09 Info for medical coders on how to properly use this ICD-10 code

Inclusion Terms are a list of concepts for which a specific code is used. The list of Inclusion Terms is useful for determining the correct code in some cases, but the list is not necessarily exhaustive.

MS-DRG Mapping

DRG Group #222-227 - Cardiac defibrillator implant with cardiac catheterization with ami or hf or shock with MCC.

ICD-10-CM Alphabetical Index References for 'I21.09 - ST elevation (STEMI) myocardial infarction involving other coronary artery of anterior wall'

The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code I21.09. Click on any term below to browse the alphabetical index.

Equivalent ICD-9 Codes GENERAL EQUIVALENCE MAPPINGS (GEM)

This is the official approximate match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that while there is no exact mapping between this ICD10 code I21.09 and a single ICD9 code, 410.11 is an approximate match for comparison and conversion purposes.