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Official Description

Intracavitary radiation source application; intermediate

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

The CPT® Code 77762 refers to a specific brachytherapy procedure known as intracavitary radiation source application, categorized as intermediate. This procedure involves the placement of radiation source material directly into a natural body cavity of the patient. The process begins with the insertion of applicator(s) into the designated cavity, which is then confirmed for correct positioning through imaging techniques such as X-ray, fluoroscopy, ultrasound, CT, or MRI. Following the verification of the applicator's position, the radiation source is delivered. There are two primary methods for this delivery: low dose radiation (LDR) and high dose radiation (HDR). In the case of LDR, the radiation source is manually placed into the applicator, while for HDR, an afterloader device is utilized. The afterloader is connected to the applicator, allowing the radiation source to be delivered through a series of guide tubes. Regardless of the method used, the radiation source is retained in the cavity for a specified duration, after which it is either manually removed or retracted back through the guide tubes into the afterloader. This code specifically accounts for the application of an intermediate number of radiation sources, defined as five to ten. For procedures involving fewer sources, CPT® Code 77761 is applicable, while CPT® Code 77763 is designated for complex applications involving more than ten radiation sources.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The procedure associated with CPT® Code 77762 is indicated for various clinical scenarios where intracavitary radiation therapy is deemed necessary. The following conditions may warrant the use of this procedure:

  • Oncological Treatment Brachytherapy is commonly indicated for the treatment of certain cancers, particularly those located in body cavities such as the cervix, uterus, or other pelvic regions.
  • Palliative Care This procedure may also be indicated for palliative treatment to relieve symptoms associated with advanced malignancies.
  • Localized Radiation Therapy The procedure is indicated when localized radiation therapy is required to minimize exposure to surrounding healthy tissues while effectively targeting the tumor.

2. Procedure

The procedure for CPT® Code 77762 involves several critical steps to ensure the safe and effective application of the radiation source. The following outlines the procedural steps:

  • Step 1: Insertion of Applicator(s) The first step involves the careful insertion of the applicator(s) into the designated natural body cavity. This is performed under sterile conditions to minimize the risk of infection and ensure patient safety.
  • Step 2: Verification of Position Once the applicator(s) are in place, the next step is to verify their correct positioning. This is accomplished using imaging modalities such as X-ray, fluoroscopy, ultrasound, CT, or MRI. Accurate positioning is crucial for the effective delivery of the radiation source.
  • Step 3: Delivery of Radiation Source After confirming the applicator's position, the radiation source is delivered. For low dose radiation (LDR), this involves the manual placement of the radiation source directly into the applicator. In contrast, for high dose radiation (HDR), an afterloader is connected to the applicator, and the radiation source is delivered through a series of guide tubes, ensuring precision in the placement.
  • Step 4: Retention of Radiation Source The radiation source is retained in the cavity for a prescribed duration, which is determined based on the treatment plan. This retention period is critical for achieving the desired therapeutic effect.
  • Step 5: Removal of Radiation Source Finally, after the prescribed time has elapsed, the radiation source is either manually removed or retracted back through the guide tubes into the afterloader, completing the procedure.

3. Post-Procedure

Post-procedure care following the application of CPT® Code 77762 involves monitoring the patient for any immediate complications or side effects associated with the radiation therapy. Patients may be advised to rest and avoid strenuous activities for a specified period. Follow-up appointments are typically scheduled to assess the treatment's effectiveness and manage any potential side effects. Additionally, patients may receive instructions regarding hygiene and care of the insertion site to prevent infection. It is essential to provide patients with information about what to expect during the recovery phase and any signs or symptoms that should prompt immediate medical attention.

Short Descr APPLY INTRCAV RADIAT INTERM
Medium Descr INTRACAVITARY RADIATION SOURCE APPLIC INTERMED
Long Descr Intracavitary radiation source application; intermediate
Status Code Active Code
Global Days 090 - Major Surgery
PC/TC Indicator (26, TC) 1 - Diagnostic Tests for Radiology Services
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 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 Procedure or Service, Not Discounted when Multiple
ASC Payment Indicator Radiology service paid separately when provided integral to a surgical procedure on ASC list; payment based on MPFS nonfacility PE RVUs.
Type of Service (TOS) 6 - Therapeutic Radiology
Berenson-Eggers TOS (BETOS) P7A - Oncology - radiation therapy
MUE 1
CCS Clinical Classification 211 - Therapeutic radiology
26 Professional component: certain procedures are a combination of a physician or other qualified health care professional component and a technical component. when the physician or other qualified health care professional component is reported separately, the service may be identified by adding modifier 26 to the usual procedure number.
58 Staged or related procedure or service by the same physician or other qualified health care professional during the postoperative period: it may be necessary to indicate that the performance of a procedure or service during the postoperative period was: (a) planned or anticipated (staged); (b) more extensive than the original procedure; or (c) for therapy following a surgical procedure. this circumstance may be reported by adding modifier 58 to the staged or related procedure. note: for treatment of a problem that requires a return to the operating/procedure room (eg, unanticipated clinical condition), see modifier 78.
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.
GC This service has been performed in part by a resident under the direction of a teaching physician
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2001-01-01 Changed Code description changed.
Pre-1990 Added Code added.
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