2024 ICD-10-CM Diagnosis Code R40.2444
Other coma, without documented Glasgow coma scale score, or with partial score reported, 24 hours or more after hospital admission
- ICD-10-CM Code:
- R40.2444
- ICD-10 Code for:
- Other coma, without Glasgow, or w/part score, 24+hrs
- Is Billable?
- Yes - Valid for Submission
- Code Navigator:
R40.2444 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, 24 hours or more after hospital admission. The code is valid during the current fiscal year for the submission of HIPAA-covered transactions from October 01, 2023 through September 30, 2024.
This code 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.
Clinical Classification
Clinical Category is Nervous system signs and symptoms
- CCSR Category Code: SYM010
- Inpatient Default CCSR: X - Not applicable.
- Outpatient Default CCSR: X - Not applicable.
Code Edits
The Medicare Code Editor (MCE) detects and reports errors in the coding of claims data. The following ICD-10-CM Code Edits are applicable to this code:
- Unacceptable principal diagnosis - There are selected codes that describe a circumstance which influences an individual's health status but not a current illness or injury, or codes that are not specific manifestations but may be due to an underlying cause. These codes are considered unacceptable as a principal diagnosis.
Replacement Code
R402444 replaces the following previously assigned ICD-10-CM code(s):
- R40.244 - Oth coma,w/o Glasgow coma scale score,or w/part score report
Code History
- FY 2024 - No Change, effective from 10/1/2023 through 9/30/2024
- FY 2023 - No Change, effective from 10/1/2022 through 9/30/2023
- FY 2022 - No Change, effective from 10/1/2021 through 9/30/2022
- 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