BILIRUBIN TOTAL AND DIRECT

Test Code

LAB168

Quest Code

7286

CPT Codes
82247, 82248

Includes

Bilirubin, Total
Bilirubin, Direct
Bilirubin, Indirect (calculated)

Preferred Specimen

1 mL serum - protect from light

Minimum Volume

0.5 mL

Other Acceptable Specimens

Sodium heparin (green-top) tube • Lithium heparin (green-top) tube

Instructions

Protect from light. Avoid hemolysis.

Transport Container

Foil-wrapped spun SST, Amber transport tube or Foil-wrapped transport tube

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 24 hours*
Refrigerated: 72 hours*
Frozen: 90 days*
*If protected from light

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Hemolysis • Anticoagulants other than heparin

Methodology
Spectrophotometry (SP)

Setup Schedule

Daily

Report Available

1 day

Reference Range

Bilirubin, Total
≤1 Day	≤5.1 mg/dL
2 Days	≤7.2 mg/dL
3-5 Days	≤10.3 mg/dL
6-7 Days	≤8.4 mg/dL
8-9 Days	≤6.5 mg/dL
10-11 Days	≤4.6 mg/dL
12-13 Days	≤2.7 mg/dL
14 Days - 9 Years	0.2-0.8 mg/dL
10-19 Years	0.2-1.1 mg/dL
≥20 Years	0.2-1.2 mg/dL

Bilirubin, Direct	≤0.2 mg/dL

Bilirubin, Indirect
≤1 Day	≤5.1 mg/dL (calc)
2 Days	≤7.2 mg/dL (calc)
3-5 Days	≤10.3 mg/dL (calc)
6-7 Days	≤8.4 mg/dL (calc)
8-9 Days	≤6.5 mg/dL (calc)
10-11 Days	≤4.6 mg/dL (calc)
12-13 Days	≤2.7 mg/dL (calc)
14 Days - 9 Years	0.2-0.8 mg/dL (calc)
10-19 Years	0.2-1.1 mg/dL (calc)
≥20 Years	0.2-1.2 mg/dL (calc)

Clinical Significance

Measurement of the levels of bilirubin is used in the diagnosis and treatment of liver, hemolytic, hematologic, and metabolic disorders, including hepatitis and gall bladder obstructive disease.

Performing Laboratory

Quest Diagnostics-Lenexa

10101 Renner Blvd

Lenexa , KS 66219-9752

Last Updated: August 13, 2021

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.