Posted Date
Effective Date
Test Name
Alpha-1 Antitrypsin, Serum
Update Type
Specimen collection or handling and/or storage changed
CPT Code
82103
Order Code
A1AT
Alpha-1 Antitrypsin, Serum
Order Code: A1AT
Fee Code: 21901(CPT 82103)
LOINC: 1825-9
Michigan Medicine Laboratories Chemistry Lab runs CRP (C-Reactive Protein) on all patients concurrently with A1AT at no additional charge. Effective 3/2/26, A1AT collection instructions will indicate to send 2 SST tubes or aliquots for this testing.