Somnolence, stupor and coma R40
The ICD10 code for the diagnosis "Somnolence, stupor and coma" is "R40". R40 is NOT a 'valid' or 'billable' ICD10 code. Please select a more specific diagnosis below.
- R40 should not be used for reimbursement purposes. Please select a more specific diagnosis below.
- The 2019 edition of ICD-10-CM R40 became effective on October 1, 2018.
- This is the American ICD-10-CM version of R40 - other international versions of ICD-10 R40 may differ.
Codes: = Billable
- R40 Somnolence, stupor and coma
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.