ICD-10-CM > S00-T88 > T66-T78 > T78 > T78.4 > T78.40 > T78.40XS T78.40XS Allergy, unspecified, sequela Billable/Specific Copy Code Copy Description Applicable To Allergic reaction NOSHypersensitivity NOS
ICD-10 Fast ICD-10 Fast