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Official Description

Ear protector attenuation measurements

© Copyright 2026 American Medical Association. All rights reserved.

Common Language Description

The procedure identified by CPT® Code 92596 pertains to the evaluation of ear protector attenuation measurements. This assessment focuses on determining the effectiveness of ear protectors in reducing noise exposure, which is crucial for protecting hearing in environments with potentially harmful noise levels. The adequacy of noise protection is evaluated by measuring how well the ear protectors attenuate sound, ensuring that they provide sufficient protection based on the specific noise environment in which they are used. Although this procedure is not commonly performed, as most ear protectors are pre-rated for effectiveness according to standards established by the Environmental Protection Agency (EPA), it remains an important evaluation tool in certain circumstances. During the manufacturing process, ear protectors undergo testing to determine their Noise Reduction Rating (NRR), which is prominently displayed on the packaging. This rating is essential for users, as it must correlate with the actual noise levels present in their specific work environment to accurately assess the ear protector's effectiveness. Employers have a responsibility to monitor and test the noise levels in the workplace, ensuring that the NRR of the ear protectors provided to employees is adequate for hearing protection, thereby safeguarding their auditory health.

© Copyright 2026 Coding Ahead. All rights reserved.

1. Indications

The procedure for ear protector attenuation measurements is indicated in specific scenarios where the effectiveness of hearing protection needs to be verified. The following conditions may warrant this evaluation:

  • Assessment of Noise Levels When there is a need to evaluate the noise levels in a work environment to ensure compliance with safety regulations.
  • Verification of Ear Protector Effectiveness To confirm that the ear protectors being used provide adequate noise reduction based on the actual noise exposure faced by employees.
  • Regulatory Compliance In situations where employers must demonstrate adherence to occupational safety standards regarding hearing conservation.

2. Procedure

The procedure for ear protector attenuation measurements involves several key steps to ensure accurate evaluation of the ear protectors' effectiveness. Each step is critical for obtaining reliable results.

  • Step 1: Preparation The initial step involves preparing the testing environment and ensuring that all necessary equipment is available. This includes sound level meters and any specific tools required for measuring the attenuation provided by the ear protectors.
  • Step 2: Selection of Ear Protectors The ear protectors to be tested are selected based on their NRR ratings and the specific noise environment they will be used in. It is essential to choose ear protectors that are representative of what employees are currently using.
  • Step 3: Noise Level Measurement The next step is to measure the ambient noise levels in the work environment using calibrated sound level meters. This measurement provides a baseline for evaluating the effectiveness of the ear protectors.
  • Step 4: Attenuation Testing The ear protectors are then tested while being worn by individuals in the noise environment. The sound levels inside the ear protectors are measured to determine how much noise is attenuated, comparing it to the external noise levels recorded earlier.
  • Step 5: Data Analysis After the measurements are taken, the data is analyzed to assess the adequacy of the ear protectors. This analysis involves comparing the measured attenuation to the required levels based on the noise exposure in the environment.

3. Post-Procedure

Following the ear protector attenuation measurements, it is essential to document the findings and provide recommendations based on the results. If the ear protectors are found to be inadequate, employers may need to consider alternative options or additional training for employees on proper usage. Continuous monitoring of noise levels and regular testing of ear protectors should be implemented to ensure ongoing compliance with safety standards and to protect employees' hearing effectively. Additionally, any changes in the work environment that may affect noise levels should prompt a re-evaluation of the ear protectors in use.

Short Descr EAR PROTECTOR EVALUATION
Medium Descr EAR PROTECTOR ATTENUATION MEASUREMENTS
Long Descr Ear protector attenuation measurements
Status Code Active Code
Global Days XXX - Global Concept Does Not Apply
PC/TC Indicator (26, TC) 3 - Technical Component Only Code
Multiple Procedures (51) 0 - No payment adjustment rules for multiple procedures apply.
Bilateral Surgery (50) 2 - 150% payment adjustment does NOT apply.
Physician Supervisions 09 - Concept does not apply.
Assistant Surgeon (80, 82) 0 - Payment restriction for assistants at surgery applies to this procedure...
Co-Surgeons (62) 0 - Co-surgeons not permitted for this procedure.
Team Surgery (66) 0 - Team surgeons not permitted for this procedure.
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator STV-Packaged Codes
Type of Service (TOS) K - Hearing Items and Services
Berenson-Eggers TOS (BETOS) T2D - Other tests - other
MUE 1
CCS Clinical Classification 220 - Ophthalmologic and otologic diagnosis and treatment
59 Distinct procedural service: under certain circumstances, it may be necessary to indicate that a procedure or service was distinct or independent from other non-e/m services performed on the same day. modifier 59 is used to identify procedures/services, other than e/m services, that are not normally reported together, but are appropriate under the circumstances. documentation must support a different session, different procedure or surgery, different site or organ system, separate incision/excision, separate lesion, or separate injury (or area of injury in extensive injuries) not ordinarily encountered or performed on the same day by the same individual. however, when another already established modifier is appropriate it should be used rather than modifier 59. only if no more descriptive modifier is available, and the use of modifier 59 best explains the circumstances, should modifier 59 be used. note: modifier 59 should not be appended to an e/m service. to report a separate and distinct e/m service with a non-e/m service performed on the same date, see modifier 25.
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