CPT® Code 82382

Official Description

Catecholamines; total urine

Common Language Description

The CPT® Code 82382 refers to the measurement of total catecholamines in a urine sample. Catecholamines are a group of hormones produced primarily by the adrenal glands and certain nerve tissues, including the brain. The main catecholamines include dopamine, norepinephrine, and epinephrine (commonly known as adrenaline). These hormones play critical roles in the body's response to stress and are involved in various physiological processes, such as regulating heart rate, blood pressure, and metabolism. Elevated levels of catecholamines can indicate the presence of neuroendocrine tumors, such as pheochromocytoma or neuroblastoma, which may require further investigation and management. The test for total catecholamines involves collecting a urine sample over a 24-hour period, ensuring that the measurement reflects the total catecholamine output. The analysis is performed using quantitative tandem mass spectrometry, a highly sensitive and specific method that allows for accurate quantification of these hormones in the urine. It is important to note that certain medications can influence the results of this test, which may necessitate careful consideration of the patient's medication history prior to testing.

1. Indications

The procedure for measuring total catecholamines in urine is indicated for the following conditions:

Neuroendocrine Tumors Elevated catecholamine levels may suggest the presence of neuroendocrine tumors such as pheochromocytoma or neuroblastoma, necessitating further diagnostic evaluation.
Hypertension Patients with unexplained hypertension may be tested for catecholamines to determine if excess hormone production is contributing to their condition.
Symptoms of Catecholamine Excess Symptoms such as palpitations, sweating, and anxiety may prompt testing for catecholamines to assess for potential underlying disorders.

2. Procedure

The procedure for obtaining a urine sample for total catecholamine measurement involves several key steps:

Sample Collection A 24-hour urine collection is required for this test. Patients are instructed to collect all urine produced over a 24-hour period in a designated container. It is essential to follow specific guidelines to ensure accurate results, including avoiding certain foods and medications that may interfere with catecholamine levels.
Storage and Handling During the collection period, the urine sample should be stored in a cool environment, typically in a refrigerator, to preserve the integrity of the catecholamines. Proper handling is crucial to prevent degradation of the sample.
Laboratory Analysis Once the collection is complete, the urine sample is sent to a laboratory where it is analyzed using quantitative tandem mass spectrometry. This method allows for precise measurement of total catecholamine levels, providing valuable information for diagnosis and treatment planning.

3. Post-Procedure

After the urine sample has been collected and submitted for analysis, patients may resume their normal activities. However, it is important to follow any specific instructions provided by the healthcare provider regarding medication use or dietary restrictions that may affect future tests. Results from the catecholamine test will typically be reviewed by the physician, who will discuss the findings with the patient and determine if further diagnostic testing or treatment is necessary based on the results.

Short Descr	ASSAY URINE CATECHOLAMINES
Medium Descr	CATECHOLAMINES TOTAL URINE
Long Descr	Catecholamines; total urine
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.