Thyroid antibodies icd 10 code July 8, 2019 16 32 64 128 Thyroid peroxidase antibodies icd 10 code Thyroid peroxidase antibodies high icd 10 code Icd 10 code for elevated thyroid antibodies Icd 10 code for positive thyroid antibodies Icd 10 code for abnormal thyroid antibodies Icd 10 thyroid antibody positive