M1161
Patient had anaphylaxis due to the tetanus, diphtheria or pertussis vaccine any Pt anphx due to dtp bef 13 time on or before the patient's 13th birthday
The HCPCS code for patient had anaphylaxis due to the tetanus, diphtheria or pertussis vaccine any pt anphx due to dtp bef 13 time on or before the patient's 13th birthday is M1161.