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Code deleted. Use 99155, 99156, or 99157. See Guidelines below for more information.

Official Description

Moderate sedation services (other than those services described by codes 00100-01999), provided by a physician or other qualified health care professional other than the health care professional performing the diagnostic or therapeutic service that the sedation supports; younger than 5 years of age, first 30 minutes intra-service time

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

Moderate sedation services, as defined by CPT® Code 99148, refer to the administration of sedative agents to patients who are undergoing diagnostic or therapeutic procedures. This service is specifically provided by a physician or another qualified healthcare professional who is not the individual performing the actual procedure that necessitates sedation. The focus of moderate sedation is to ensure that the patient remains comfortable and relaxed during the procedure while maintaining the ability to respond to verbal commands and physical stimulation. For patients younger than five years of age, this code applies to the first 30 minutes of intra-service time dedicated to monitoring and managing the sedation process. The procedure begins with a thorough patient assessment, followed by the insertion of an intravenous line for the administration of fluids and sedative agents. Throughout the sedation process, vital signs such as oxygen saturation, heart rate, and blood pressure are continuously monitored to ensure patient safety. After the procedure is completed, the healthcare professional responsible for the sedation continues to monitor the patient until they have sufficiently recovered from the effects of the sedative, at which point the patient can be safely handed over to nursing staff for ongoing care. This structured approach to moderate sedation is crucial for minimizing risks and ensuring a positive experience for young patients undergoing medical procedures.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

Moderate sedation services provided under CPT® Code 99148 are indicated for patients younger than five years of age who require sedation during diagnostic or therapeutic procedures. The following conditions may warrant the use of moderate sedation:

  • Diagnostic Procedures Procedures that require the patient to remain still and relaxed, such as imaging studies or endoscopic evaluations.
  • Therapeutic Procedures Interventions that may cause discomfort or anxiety, necessitating sedation for patient cooperation and comfort.
  • Age Considerations Specifically for patients under five years old, where anxiety and discomfort may be heightened due to their developmental stage.

2. Procedure

The procedure for administering moderate sedation as described by CPT® Code 99148 involves several critical steps to ensure patient safety and comfort:

  • Patient Assessment A thorough evaluation of the patient's medical history and current health status is conducted to determine the appropriateness of moderate sedation. This assessment includes reviewing any allergies, previous reactions to sedatives, and the patient's overall physical condition.
  • Intravenous Line Insertion An intravenous (IV) line is established to facilitate the administration of fluids and sedative agents. This step is essential for ensuring that the sedative can be delivered quickly and effectively, allowing for rapid onset of sedation.
  • Administration of Sedative Agent Once the IV line is in place, a sedative agent is administered. The choice of sedative and dosage is tailored to the individual needs of the patient, taking into account their age, weight, and medical history.
  • Monitoring of Vital Signs Throughout the sedation process, the patient's oxygen saturation, heart rate, and blood pressure are continuously monitored. This monitoring is crucial for detecting any adverse reactions to the sedative and ensuring the patient's safety.
  • Post-Procedure Monitoring After the completion of the diagnostic or therapeutic procedure, the physician or qualified healthcare professional continues to monitor the patient until they have fully recovered from the effects of the sedation. This includes ensuring that the patient is stable and can be safely transferred to nursing staff for ongoing care.

3. Post-Procedure

Following the administration of moderate sedation, it is essential to monitor the patient closely until they have recovered from the sedative effects. Recovery involves assessing the patient's responsiveness, vital signs, and overall stability. The healthcare professional providing the sedation will ensure that the patient is alert and able to follow simple commands before transferring them to nursing staff. Additional considerations include providing instructions to caregivers regarding post-sedation care, such as monitoring for any delayed reactions and ensuring that the patient is not left alone until fully recovered. The healthcare team must also document the sedation process, including the medications used, dosages administered, and the patient's response throughout the procedure.

Short Descr MOD SED DIFF PHYS/QHP<5 YRS
Medium Descr MOD SEDATJ DIFF PHYS/QHP <5 YRS INIT 30 MIN
Long Descr Moderate sedation services (other than those services described by codes 00100-01999), provided by a physician or other qualified health care professional other than the health care professional perfo
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 9 - 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 Items and Services Packaged into APC Rates
Type of Service (TOS) 7 - Anesthesia
Berenson-Eggers TOS (BETOS) P6C - Minor procedures - other (Medicare fee schedule)
MUE Not applicable/unspecified.
CCS Clinical Classification 232 - Anesthesia
Date
Action
Notes
2016-12-31 Deleted Code deleted. Use 99155, 99156, or 99157. See Guidelines below for more information.
2013-01-01 Changed Description Changed
2007-01-01 Changed Code description changed.
2006-01-01 Added First appearance in code book in 2006.
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Description