BILIRUBIN, FRACTIONATED

Message

MUST protect from light

Please note: Samples do not need to be wrapped to protect from light. Storage in an amber transfer tube or dark refrigerator is acceptable.

Test Code

BILFX

CPT Codes
82247; 82248

Includes

Total Bilirubin, Direct
Indirect Bilirubin

Preferred Specimen

1 Gold tube (gel separator)

Minimum Volume

0.2 mL

Other Acceptable Specimens

or 1 Green tube (Lithium Heparin)

Instructions

Centrifuge for complete separation of serum/plasma and red cells. MUST protect from light.
Please note: Samples do not need to be wrapped to protect from light. Storage in an amber transfer tube or dark refrigerator is acceptable.

Transport Temperature

Refrigerate

Specimen Stability

2-8°C up to 3 days if protected from light
2-8°C up to 24 hours if not protected from light
Frozen up to 3 months

Methodology
Colorimetric

Setup Schedule

M, T, W, Th, F, Sa, Sun

Report Available

Within 24 hours of receipt at the performing laboratory.

Reference Range

Test

Age

Reference Range mg/dL

Indirect

All

0.0 - 1.0

Direct Bili

All

0.03 - 0.18

Total Bili

Birth-1 day	0.35-5.7 mg/dL
1-2 days	0.2-8.1 mg/dL
3-5 days	0.3-11.6 mg/dL
6-9 days	0.3-5.7 mg/dL
10-14 days	0.3-0.9 mg/dL
15 days - <1 year	0.1-0.7 mg/dL
1- <9 years	0.1-0.4 mg/dL
9- <12 years	0.1-0.6 mg/dL
12- <15 years	0.2-0.7 mg/dL
15- <19 years	0.2-0.8 mg/dL

Clinical Significance

A fractionated bilirubin test gives you the levels of the direct and indirect (conjugated and unconjugated) bilirubin fractions.

Performed By
Alverno Laboratories

Performing Laboratory
Alverno Central Lab
NCHB1 (Chemistry, Beckman AU)

Last Updated: June 8, 2023

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.