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Official Description

Ovulation tests, by visual color comparison methods for human luteinizing hormone

© Copyright 2026 American Medical Association. All rights reserved.

Common Language Description

An ovulation test for human luteinizing hormone (LH) is a diagnostic procedure that utilizes visual color comparison methods to assess the presence of LH in a urine sample. Luteinizing hormone is a key hormone in the reproductive cycle, typically found in low concentrations until the mid-cycle phase, when a significant surge occurs. This surge is critical as it precedes ovulation by approximately one to two days, making it an essential indicator for determining the optimal time for conception. The test is designed to detect this LH surge, allowing individuals to identify their most fertile period. For accurate results, the test should be conducted between the hours of 11 am and 8 pm, as this timeframe corresponds to the peak levels of LH in the body. The procedure involves the use of a test kit, which includes a test strip that is dipped into a collected urine sample. Upon immersion, the test strip undergoes a color change that is then visually compared against a predetermined color chart. This comparison helps to ascertain whether there is an increase in LH levels, indicating that the LH surge has occurred and ovulation is imminent.

© Copyright 2026 Coding Ahead. All rights reserved.

1. Indications

The ovulation test for human luteinizing hormone (LH) is indicated for individuals seeking to determine their fertile window for conception. The following conditions or situations may warrant the use of this test:

  • Fertility Tracking Individuals trying to conceive may use this test to identify the optimal time for intercourse, coinciding with ovulation.
  • Irregular Menstrual Cycles Women with irregular cycles may benefit from this test to better predict ovulation timing.
  • Monitoring Hormonal Levels The test can be used to monitor LH levels as part of a broader assessment of reproductive health.

2. Procedure

The procedure for conducting an ovulation test for human luteinizing hormone (LH) involves several key steps to ensure accurate results. First, a urine sample is collected, which is essential for the test as it contains the luteinizing hormone that needs to be measured. Next, the test strip provided in the ovulation test kit is taken out and dipped into the urine sample. It is important to ensure that the strip is immersed for the recommended duration as specified in the test kit instructions. After the strip is removed from the urine, it will undergo a color change that indicates the presence of LH. The final step involves visually comparing the color change on the test strip to a color chart included in the kit. This comparison allows the user to determine whether there has been an increase in LH levels, signifying that the LH surge has occurred and ovulation is likely to happen within the next one to two days.

3. Post-Procedure

After performing the ovulation test, it is important to interpret the results promptly and accurately. If the test indicates a positive result, suggesting an LH surge, individuals are advised to engage in intercourse within the next 24 to 48 hours to maximize the chances of conception. It is also recommended to document the results of the test for future reference, especially if the individual is tracking their ovulation patterns over time. If the test results are negative, it may be beneficial to continue testing over the following days, as LH levels can fluctuate. Additionally, individuals should be aware that factors such as hormonal imbalances, certain medications, and medical conditions can affect the accuracy of the test results. If there are concerns regarding fertility or irregularities in menstrual cycles, consulting a healthcare professional is advisable for further evaluation and guidance.

Short Descr OVULATION TESTS
Medium Descr OVULATION TEST VISUAL COLOR COMPARISON HLH
Long Descr Ovulation tests, by visual color comparison methods for human luteinizing hormone
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
Date
Action
Notes
1993-01-01 Added First appearance in code book in 1993.
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Description
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