- R56.00 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2024 edition of ICD-10-CM R56.00 became effective on October 1, 2022.
- This is the American ICD-10-CM version of R56.00 – other international versions of ICD-10 R56.00 may differ.
ICD-10-CM R56.00 is grouped within Diagnostic Related Group(s):
- 100 Seizures with mcc
- 101 Seizures without mcc
- 791 Prematurity with major problems
- 793 Full term neonate with major problems
Applicable To
- Febrile convulsion NOS
- Febrile seizure NOS
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2016 (effective 10/1/2015): No change
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2024 (effective 10/1/2022): No change
Diagnosis Index entries containing back-references to R56.00:
- febrile > Convulsions (idiopathic) R56.9
- simple > febrile R56.00
- febrile (simple) > Seizure (s) R56.9