2021 ICD-10-CM Code R40.2443

Other coma, without documented Glasgow coma scale score, or with partial score reported, at hospital admission

Version 2021
Billable Code
No Valid Principal Dx
7th Character Code
Unacceptable Principal Diagnosis

Valid for Submission

R40.2443 is a billable diagnosis code used to specify a medical diagnosis of other coma, without documented glasgow coma scale score, or with partial score reported, at hospital admission. The code R40.2443 is valid during the fiscal year 2021 from October 01, 2020 through September 30, 2021 for the submission of HIPAA-covered transactions.

The code R40.2443 describes a circumstance which influences the patient's health status but not a current illness or injury. The code is unacceptable as a principal diagnosis.

According to ICD-10-CM guidelines this code should not to be used as a principal diagnosis code when a related definitive diagnosis has been established.

ICD-10:R40.2443
Short Description:Other coma, without Glasgow, or w/part score, admit
Long Description:Other coma, without documented Glasgow coma scale score, or with partial score reported, at hospital admission

Code Classification

Code Edits

The Medicare Code Editor (MCE) detects and reports errors in the coding of claims data. The following ICD-10 Code Edits are applicable to this code:

Replacement Code

R402443 replaces the following previously assigned ICD-10 code(s):

Convert R40.2443 to ICD-9 Code

Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018