E856Accidental poisoning by antibiotics
- Legacy / Not Valid for Submission
- Retired October 1, 2015
- External Cause (E Code)
E856 is a legacy ICD-9-CM external cause code (E code) that described accidental poisoning by antibiotics. It was valid on U.S. claims through September 30, 2015 and cannot be reported for services on or after October 1, 2015, when ICD-10-CM replaced the ICD-9 code set. CMS assigns no direct ICD-10-CM equivalent for this code (a No Map flag in the General Equivalence Mappings), so the closest current code must be chosen from the clinical documentation.
Code Identity
Convert E856 to ICD-10-CM
CMS did not link E856 to any ICD-10-CM code in the General Equivalence Mappings.
Questions About E856
Is E856 (accidental poisoning by antibiotics) still a valid code?
No. This code belonged to ICD-9-CM, which the United States retired after September 30, 2015. Claims with dates of service on or after October 1, 2015 must use ICD-10-CM codes.
Why does E856 have no ICD-10 equivalent?
CMS marks this code with a No Map flag in the General Equivalence Mappings: no single ICD-10-CM code corresponds to accidental poisoning by antibiotics. To code the same situation today, choose the closest current code from the clinical documentation.
What did E856 mean?
In the final ICD-9-CM release, this code described accidental poisoning by antibiotics. It sat in block E856 Accidental poisoning by antibiotics under External causes of injury (V).
