CPT Codes

Signature Microarrays

Test Specimen Type CPT Codes*
SignatureChipWG™ or SignatureChipOS™ 88386(X6), 83891(X2)
Signature PrenatalChip® Version 1.0 Extracted DNA only 88386(X2)
Cultured Cells 88386(X2), 83891(X2), 88241
Direct Amniotic Fluid 88386(X2), 83891(X2), 88235

SignatureFISH

Test Specimen Type CPT Codes
FISH (1 locus)
Peripheral Blood 88230, 88271(X2), 88283,
88273(X2), 88291
Tissue, Skin, Products of Conception (POC)* 88233, 88271(X2), 88283,
88273(X2), 88291
Amniotic Fluid* 88235, 88271(X2), 88283,
88273(X2), 88291
FISH (2 loci)
Peripheral Blood 88230, 88271(X4), 88283(X2),
88273(X4), 88291(X2)
Tissue, Skin, Products of Conception (POC)* 88233, 88271(X4), 88283(X2),
88273(X4), 88291(X2)
Amniotic Fluid* 88235, 88271(X4), 88283(X2),
88273(X4), 88291(X2)

Signature Karyotype

Test Specimen Type CPT Codes
G-Banded Karyotype
Peripheral Blood 88230(X2), 88262, 88291
Tissue, Skin, Products of Conception (POC)* 88233(X2), 88262, 88291
Amniotic Fluid* 88235(X2), 88262, 88291

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