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Code deleted, to report see specific analyte or 82542

Official Description

Column chromatography/mass spectrometry (eg, GC/MS, or HPLC/MS), non-drug analyte not elsewhere specified; qualitative, single stationary and mobile phase

© Copyright 2026 American Medical Association. All rights reserved.

Common Language Description

Column chromatography/mass spectrometry is a sophisticated analytical technique that combines the principles of chromatography and mass spectrometry to analyze chemical substances. In this method, chromatography is employed to separate various chemical components within a sample during two distinct phases: the stationary phase and the mobile phase, which can be either gas or liquid. Once the components are separated, they are directed into a mass spectrometer, which captures and measures the isolated molecules as they elute from the chromatography column. This process is crucial for determining the precise chemical structure of the components being analyzed. The technique is particularly noted for its high sensitivity and selectivity, making it effective for analyzing complex mixtures that may contain multiple elements or intermediates. Common applications of this method include the detection of compounds in biological samples, such as blood or other bodily fluids, where it is used to identify chemical contaminants. It is important to note that the qualitative nature of this test means it is designed to confirm the presence of an analyte without quantifying the exact concentration of the substance in the sample.

© Copyright 2026 Coding Ahead. All rights reserved.

1. Indications

Column chromatography/mass spectrometry is indicated for the analysis of various chemical components in samples where the identification of specific non-drug analytes is required. This procedure is particularly useful in the following scenarios:

  • Detection of Chemical Contaminants This method is employed to identify and confirm the presence of chemical contaminants in biological fluids, such as blood or urine.
  • Analysis of Complex Mixtures It is utilized for analyzing complex mixtures that may contain multiple chemical components, allowing for the separation and identification of individual substances.
  • Research and Development This technique is often used in research settings to study the chemical composition of various substances, aiding in the development of new products or understanding chemical interactions.

2. Procedure

The procedure for column chromatography/mass spectrometry involves several key steps that ensure accurate separation and identification of chemical components. Each step is critical to the overall success of the analysis.

  • Step 1: Sample Preparation The initial step involves preparing the sample for analysis. This may include dilution, filtration, or other methods to ensure that the sample is suitable for chromatography.
  • Step 2: Chromatography Setup The prepared sample is then introduced into the chromatography system, where it is subjected to a stationary phase and a mobile phase. The choice of gas or liquid as the mobile phase depends on the specific requirements of the analysis.
  • Step 3: Separation of Components As the sample moves through the chromatography column, different components are separated based on their chemical properties. This separation is crucial for the subsequent mass spectrometry analysis.
  • Step 4: Mass Spectrometry Analysis Once the components have been separated, they are directed into the mass spectrometer. Here, the isolated molecules are ionized, and their mass-to-charge ratios are measured, allowing for the identification of each component.
  • Step 5: Data Interpretation The final step involves interpreting the data obtained from the mass spectrometry analysis. This includes confirming the presence of specific analytes and determining their chemical structures.

3. Post-Procedure

After the completion of the column chromatography/mass spectrometry procedure, it is essential to ensure proper handling and analysis of the results. The data generated must be carefully reviewed to confirm the presence of the analytes of interest. Additionally, any remaining samples should be stored appropriately for potential further analysis. It is also important to document the findings accurately, as this information may be critical for clinical or research purposes. Follow-up actions may include further testing or analysis based on the results obtained from this qualitative assessment.

Short Descr COLUMN CHROMOTOGRAPHY QUAL
Medium Descr COL-CHR/MS QUAL 1 STATIONARY&MOBILE PHASE NES
Long Descr Column chromatography/mass spectrometry (eg, GC/MS, or HPLC/MS), non-drug analyte not elsewhere specified; qualitative, single stationary and mobile phase
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
APC Status Indicator Items and Services Packaged into APC Rates
Type of Service (TOS) 5 - Diagnostic Laboratory
Berenson-Eggers TOS (BETOS) T1H - Lab tests - other (non-Medicare fee schedule)
MUE Not applicable/unspecified.
CCS Clinical Classification 233 - Laboratory - Chemistry and Hematology
Date
Action
Notes
2016-01-01 Deleted Code deleted, to report see specific analyte or 82542
2015-01-01 Changed Description Changed
2011-01-01 Changed Short description changed.
2001-01-01 Changed Code description changed.
1999-01-01 Added First appearance in code book in 1999.
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