Laboratory Services

Hemoglobin A1C

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Updated Test Information:

Test Description
Hemoglobin A1C
Synonym(s)

Glycohemoglobin

Test ID
A1C
Specimen Type

Whole Blood

Alternate Specimen Type

Na-heparin, Li‑heparin, K2‑EDTA and K3‑EDTA

Specimen Requirements

Lavender

Minimum Sample Volume

1 mL

Pediatric Min. Volume (if applicable)

500 uL

Stability

3 days at 15‑25 °C
7 days at 2‑8 °C
6 months at ‑20 °C (± 5 °C)
Freeze only once.

Methodology

Turbidimetric inhibition immunoassay (TINIA)

Estimated TAT

0-2 days

Testing Schedule

Monday-Saturday

CPT Code(s)

83036

Reference Range

4.0-6.0%

Performing Lab

Incyte Diagnostics

LOINC Code(s)

4548-4