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The CPT® Code 84126 refers to a laboratory test that measures the levels of porphyrins in feces, providing quantitative results. Porphyrins are organic compounds that play a crucial role in the formation of heme, an essential component of hemoglobin, which is responsible for transporting oxygen in the blood. The test is particularly significant in diagnosing various medical conditions. Elevated porphyrin levels in feces can indicate potential health issues such as lead poisoning, liver disease, or porphyria, which is an inherited metabolic disorder characterized by a deficiency of enzymes involved in the heme synthesis pathway. To confirm a diagnosis of porphyria, it is often necessary to conduct a comprehensive assessment that includes the determination of porphyrin levels in urine, feces, and blood. The test is typically performed on a random stool sample, which is analyzed using quantitative high-performance liquid chromatography (HPLC). Additionally, the HemoQuant method may be utilized, which employs fluorescence quantitation for testing the stool sample, and this can also be reported under the same CPT® code 84126.
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The test coded as CPT® 84126 is indicated for the evaluation of various medical conditions associated with abnormal porphyrin levels in feces. The following conditions may warrant this test:
The procedure for conducting the porphyrins feces test involves several key steps to ensure accurate measurement of porphyrin levels. The following outlines the procedural steps:
After the porphyrins feces test is completed, the results are analyzed and interpreted by a qualified healthcare professional. Depending on the findings, further diagnostic testing may be recommended to confirm a diagnosis or to evaluate the extent of any identified conditions. Patients may be advised on follow-up appointments to discuss the results and any necessary treatment options. It is important for healthcare providers to consider the complete clinical picture, including other laboratory tests and patient history, when interpreting the results of the porphyrin test.
| Short Descr | ASSAY OF FECES PORPHYRINS | Medium Descr | PORPHYRINS FECES QUANTITATIVE | Long Descr | Porphyrins, feces, quantitative | Status Code | Statutory Exclusion (from MPFS, may be paid under other methodologies) | Global Days | XXX - Global Concept Does Not Apply | PC/TC Indicator (26, TC) | 9 - Not Applicable | Multiple Procedures (51) | 9 - Concept does not apply. | Bilateral Surgery (50) | 9 - Concept does not apply. | Physician Supervisions | 09 - Concept does not apply. | Assistant Surgeon (80, 82) | 9 - Concept does not apply. | Co-Surgeons (62) | 9 - Concept does not apply. | Team Surgery (66) | 9 - Concept does not apply. | Diagnostic Imaging Family | 99 - Concept Does Not Apply | CLIA Waived (QW) | No | APC Status Indicator | Conditionally packaged laboratory tests | Type of Service (TOS) | 5 - Diagnostic Laboratory | Berenson-Eggers TOS (BETOS) | T1H - Lab tests - other (non-Medicare fee schedule) | MUE | 1 | CCS Clinical Classification | 233 - Laboratory - Chemistry and Hematology |
| 90 | Reference (outside) laboratory: when laboratory procedures are performed by a party other than the treating or reporting physician or other qualified health care professional, the procedure may be identified by adding modifier 90 to the usual procedure number. | GA | Waiver of liability statement issued as required by payer policy, individual case |
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| 2015-01-01 | Changed | Code description changed. |
| Pre-1990 | Added | Code added. |
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