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Official Description

Electroencephalogram (EEG), without video, review of data, technical description by EEG technologist, 2-12 hours; with continuous, real-time monitoring and maintenance

© Copyright 2026 American Medical Association. All rights reserved.

Common Language Description

The CPT® Code 95707 refers to a specific type of electroencephalogram (EEG) procedure that is performed without video recording. This procedure involves a continuous recording of brain wave activity over a duration of 2 to 12 hours. The primary purpose of this long-term EEG is to capture and analyze the electrical activity of the brain, which is crucial for diagnosing various neurological conditions, particularly seizure disorders. The time for this procedure is measured from the moment the actual recording begins and continues for the entire duration of the recording process.

This extended EEG service is particularly beneficial for identifying the type and location of seizures, monitoring the effectiveness of ongoing treatment, and distinguishing between seizure disorders and other neurological abnormalities. Additionally, it can be instrumental in evaluating whether a patient’s epilepsy may be amenable to surgical intervention. In cases involving seriously ill patients, this EEG can also serve as a screening tool for detecting new or adverse neurological changes that may arise during their treatment.

The technical aspects of this procedure are comprehensive and include several critical steps. An EEG technologist is responsible for uploading the data generated by the EEG equipment, reviewing the raw data, and making necessary annotations and edits to highlight recognized events, whether they are generated by the patient or detected by the machine. Furthermore, the reviewed data is stored or archived for subsequent evaluation by a physician or other qualified personnel. A written report is then generated, documenting the technologist's review of the data, including any technical interventions that were performed during the monitoring period.

For cases where the EEG is performed without continuous monitoring, different CPT codes are applicable, such as 95705 for 2-12 hours and 95708 for 12-26 hours. In instances where intermittent monitoring and maintenance are provided, codes 95706 and 95709 are used. However, for the continuous, real-time monitoring and maintenance described by CPT® Code 95707, it is essential to document the monitoring process, event recognition, and any notifications made to the physician as per their instructions throughout the entire recording period.

© Copyright 2026 Coding Ahead. All rights reserved.

1. Indications

The procedure associated with CPT® Code 95707 is indicated for several specific conditions and scenarios, particularly those involving neurological assessments. The following are the primary indications for performing this extended EEG:

  • Seizure Disorders This procedure is utilized to diagnose the specific type and location of seizures, which is essential for determining appropriate treatment options.
  • Monitoring Treatment Continuous EEG monitoring is performed to assess the effectiveness of current treatment regimens for epilepsy or other seizure-related conditions.
  • Distinguishing Conditions The EEG helps differentiate between seizure disorders and other neurological abnormalities that may present with similar symptoms.
  • Surgical Evaluation In cases where epilepsy may be treated surgically, this procedure aids in evaluating the patient's suitability for surgical intervention.
  • Neurological Changes For seriously ill patients, the EEG can screen for new or adverse neurological changes that may occur during their treatment.

2. Procedure

The procedure for CPT® Code 95707 involves several critical steps that ensure accurate and effective monitoring of brain activity. The following outlines the procedural steps:

  • Preparation of the Patient The patient is prepared for the EEG by ensuring that the scalp is clean and free of any products that may interfere with electrode placement. Electrodes are then applied to the scalp in specific locations according to the international 10-20 system, which standardizes electrode placement for EEG recordings.
  • Initiation of Recording Once the electrodes are securely placed, the EEG technician initiates the recording process. The actual recording time begins at this point and continues for the designated duration of 2 to 12 hours, capturing the brain's electrical activity continuously.
  • Continuous Monitoring During the recording period, the EEG technician provides continuous, real-time monitoring of the EEG data. This includes overseeing the quality of the recording and ensuring that the electrodes remain properly positioned on the scalp.
  • Data Review and Annotation The technician reviews the raw EEG data in real-time, annotating any significant events that occur during the recording. This includes identifying both patient-generated events, such as seizures, and machine-detected abnormalities.
  • Data Storage After the recording is complete, the reviewed data is stored or archived for further analysis by a physician or other qualified personnel. This ensures that the data can be accessed for future reference and evaluation.
  • Documentation Finally, the technician prepares a written report that documents the entire process, including the review of the data, any technical interventions performed, and a summary of the findings. This report is crucial for the physician's assessment and subsequent treatment planning.

3. Post-Procedure

After the completion of the EEG procedure, the patient may be monitored for a short period to ensure there are no immediate adverse effects from the test. The EEG technician will provide instructions regarding any necessary follow-up appointments or additional tests that may be required based on the findings of the EEG. The written report generated during the procedure will be reviewed by a physician, who will interpret the results and discuss them with the patient, outlining any further steps or treatments that may be necessary. It is important for the patient to follow any post-procedure care instructions provided by the healthcare team to ensure optimal outcomes.

Short Descr EEG W/O VID 2-12HR CONT MNTR
Medium Descr EEG W/O VIDEO BY TECH 2-12HR CONTINUOUS R-T MNTR
Long Descr Electroencephalogram (EEG), without video, review of data, technical description by EEG technologist, 2-12 hours; with continuous, real-time monitoring and maintenance
Status Code Carriers Price the Code
Global Days XXX - Global Concept Does Not Apply
PC/TC Indicator (26, TC) 0 - Physician Service Code
Multiple Procedures (51) 0 - No payment adjustment rules for multiple procedures apply.
Bilateral Surgery (50) 0 - 150% payment adjustment for bilateral procedures does NOT apply.
Physician Supervisions 01 - Procedure must be performed under the general supervision of a physician.
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 Procedure or Service, Not Discounted when Multiple
Type of Service (TOS) 1 - Medical Care
Berenson-Eggers TOS (BETOS) none
MUE 1
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.
GW Service not related to the hospice patient's terminal condition
Date
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2020-01-01 Added Code added.
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