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An amniotic fluid scan, identified by CPT® Code 82143, is a diagnostic procedure that utilizes spectrophotometric methodology to assess bilirubin levels within the amniotic fluid. This scan is particularly significant in the context of evaluating potential maternal-fetal blood incompatibility or hemolytic disease of the fetus, conditions that can arise when there is an incompatibility between the blood types of the mother and the fetus. To perform this test, a separate procedure known as amniocentesis is conducted to obtain a sample of the amniotic fluid. During the scan, a spectrophotometer is employed, which is an instrument that measures the intensity of light at a specific wavelength as it passes through the amniotic fluid. This measurement provides a quantitative assessment of the bilirubin concentration present in the fluid, which is crucial for determining the health status of the fetus and guiding further clinical management. The results of the amniotic fluid scan can help healthcare providers make informed decisions regarding the need for additional interventions or monitoring during the pregnancy.
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The amniotic fluid scan (spectrophotometric) is indicated in specific clinical scenarios where there is a suspicion of maternal-fetal blood incompatibility or hemolytic disease of the fetus. The following conditions may warrant the performance of this procedure:
The procedure for conducting an amniotic fluid scan involves several critical steps to ensure accurate results. First, an amniocentesis is performed to collect a sample of the amniotic fluid. This is done by inserting a thin needle through the abdominal wall into the uterus, guided by ultrasound to avoid injury to the fetus. Once the amniotic fluid is obtained, it is transferred to a spectrophotometer. The spectrophotometer is calibrated to measure the intensity of light at a specific wavelength that corresponds to bilirubin. As the light passes through the amniotic fluid sample, the spectrophotometer quantifies the amount of bilirubin present based on the light absorption characteristics of the fluid. The results are then analyzed to determine the bilirubin concentration, which is essential for assessing the risk of hemolytic disease and guiding further clinical decisions.
After the amniotic fluid scan, patients may be monitored for any immediate complications related to the amniocentesis, such as cramping or spotting. It is important for healthcare providers to inform patients about potential signs of complications, including severe abdominal pain, fever, or leakage of amniotic fluid. Follow-up appointments may be scheduled to discuss the results of the bilirubin levels and to determine if further monitoring or interventions are necessary based on the findings. The overall recovery from the procedure is typically quick, but patients should be advised to rest and avoid strenuous activities for a short period following the amniocentesis.
| Short Descr | AMNIOTIC FLUID SCAN | Medium Descr | AMNIOTIC FLU SCAN | Long Descr | Amniotic fluid scan (spectrophotometric) | 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) | I4B - Imaging/procedure - other | MUE | 2 | CCS Clinical Classification | 233 - Laboratory - Chemistry and Hematology |
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