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Hepatic Function Panel

Test Code


CPT Code(s)



Total Protein, Albumin, Globulin (calculated), Albumin/Globulin Ratio (calculated), Total Bilirubin, Direct Bilirubin, Indirect Bilirubin (calculated), Alkaline Phosphatase, AST, ALT

Preferred Specimen(s)

1 mL serum

Minimum Volume

0.5 mL

Transport Container

Serum Separator Tube (SST®)

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 24 hours
Refrigerated: 72 hours
Frozen: Unacceptable

Reject Criteria

Hemolysis • Received frozen


See individual tests

Performing Laboratory

Quest Diagnostics-Tampa
4225 E Fowler Avenue
Tampa, FL 33617-2026

Reference Range(s)

See Laboratory Report

Clinical Significance

See individual tests

Alternative Name(s)

Basic Liver Profile, LFT, Liver Function Profile

LOINC®' Code(s)

The Result and LOINC information listed below should not be used for electronic interface maintenance with Quest Diagnostics. Please contact the Quest Diagnostics Connectivity Help Desk for more information at 800-697-9302.

NOTE: The codes listed in the table below are not orderable Test Codes.

Result NameLOINC CodeComponent Name
25001300PROTEIN, TOTAL2885-2Protein
25001600ALBUMIN/GLOBULIN RATIO1759-0Albumin/Globulin
25001700BILIRUBIN, TOTAL1975-2Bilirubin
25001800BILIRUBIN, DIRECT1968-7Bilirubin.glucuronidated+Bilirubin.albumin bound
25001900BILIRUBIN, INDIRECT1971-1Bilirubin.non-glucuronidated
25002000ALKALINE PHOSPHATASE6768-6Alkaline phosphatase
25002300AST1920-8Aspartate aminotransferase
25002400ALT1742-6Alanine aminotransferase
25016000LIPEMIA20394-3Sample lipemic
25016100ICTERUS20392-7Sample icteric
25016200HEMOLYSIS20393-5Sample hemolyzed

Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.

The CPT codes provided 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 payer being billed.

LOINC assignment is based on a combination of test attributes, including the method used by the performing laboratory. For tests not performed by Quest Diagnostics, codes are assigned by the performing laboratory.

* The tests listed by specialist are a select group of tests offered. For a complete list of Quest Diagnostics tests, please refer to our Directory of Services.