Clinical Context
A typical patient is a 54-year-old individual diagnosed with a lower abdominal malignancy (for example, testicular germ cell tumor or advanced ovarian/cervical carcinoma) who requires an extensive retroperitoneal and pelvic lymphadenectomy for disease control and staging. The patient presents with radiographic evidence of enlarged pelvic, aortic, and renal lymph nodes on CT or PET-CT and meets oncologic criteria for surgical lymph node removal. Preoperative workflow includes multidisciplinary tumor board review, informed consent specific to extensive lymphadenectomy risks (bleeding, adjacent organ injury, lymphatic leak), pre-op labs and crossmatch as indicated, and anesthesia evaluation. Intraoperative workflow involves a general/oncologic surgeon performing an open or extended retroperitoneal approach to excise pelvic, aortic, renal, and lower abdominal lymph node basins. Specimens are labeled by nodal station and sent to surgical pathology. Postoperative care includes monitoring for hemorrhage, urine output (renal node dissection proximity), early ambulation, DVT prophylaxis, and specific management for chylous ascites if lymphatic channels are disrupted. Documentation must capture extent of dissection, laterality, nodal stations removed, operative time, blood loss, complications, and whether additional procedures were performed concurrently (for example tumor resection or bowel resection). Typical site of service is an inpatient hospital operating room; ambulatory surgery center performance is uncommon for this extensive procedure.
Coding Specifications
| Modifier | Description | When to Use |
|---|
22 | Increased procedural services | Use when documentation supports substantially greater work, complexity, or time for the lymphadenectomy beyond typical expectations. |
62 | Two surgeons | Use when two surgeons work together as primary surgeons performing distinct portions of the extensive dissection.
66 | Surgical team | Use when a surgical team (multiple surgeons with assigned roles) performs the procedure.
50 | Bilateral procedure | Use when the procedure is performed bilaterally and payer guidance accepts bilateral reporting for this code.
51 | Multiple procedures | Use when additional unrelated procedures are performed in the same operative session; append to secondary procedure codes per payer rules.
53 | Discontinued procedure | Use when the lymphadenectomy was started but discontinued due to extenuating circumstances (e.g., unstable patient) and documentation supports why.
54 | Surgical care only | Use when the billing provider is for the surgical procedure only and another provider bills pre/post-op care.
59 | Distinct procedural service | Use to indicate a separate and distinct procedural service when appropriate and supported by documentation (careful application due to NCCI edits).
76/77 are not in the provided list and therefore not included as per instructions.
78 | Return to the operating room for a related procedure during the postoperative period | Use if patient returns to OR for a complication related to the original lymphadenectomy.
79 is not in the provided list and therefore not included as per instructions.
53 duplicate note: included above as clinically relevant.
| Taxonomy Code | Specialty | Notes |
|---|
| Data not available in the input. | Surgical Oncology | Surgical oncologists commonly perform extensive retroperitoneal and pelvic lymphadenectomy procedures. |
| Data not available in the input. | General Surgery | General surgeons with oncology or hepatopancreatobiliary training perform extensive abdominal lymph node dissections. |
| Data not available in the input. | Urology | Urologic oncologists perform retroperitoneal lymph node dissections for testicular and other genitourinary cancers. |
| Data not available in the input. | Gynecologic Oncology | Gynecologic oncologists perform pelvic and aortic lymphadenectomy for ovarian and cervical cancers. |
Related Diagnoses
| ICD-10 Code | Description | Clinical Relevance |
|---|
C64.9 | Malignant neoplasm of kidney, unspecified | Renal and aortic node dissection may be indicated for staging or treatment of renal malignancy with nodal involvement. |
C56.9 | Malignant neoplasm of ovary, unspecified | Pelvic and para-aortic lymphadenectomy commonly performed for ovarian cancer staging and cytoreduction.
C53.9 | Malignant neoplasm of cervix uteri, unspecified | Pelvic and aortic nodal dissection used for staging and management of cervical cancer.
C62.9 | Malignant neoplasm of testis, unspecified | Retroperitoneal lymph node dissection is standard for staging and treatment of testicular cancer.
C78.7 | Secondary malignant neoplasm of liver and intrahepatic bile duct | Extensive abdominal nodal dissection may occur when managing intra-abdominal metastatic disease involving nodal basins.
C79.4 | Secondary malignant neoplasm of kidney and renal pelvis | Nodal dissection may be performed for metastatic disease evaluation.
Z85.83 | Personal history of malignant neoplasm of prostate | May be relevant when pelvic node dissection is performed in the context of recurrent or metastatic genitourinary malignancy.
Related CPT Codes
| CPT Code | Description | Relationship to This Procedure |
|---|
38100 | Excision of lymph node(s); single area, superficial | May be performed for separate superficial nodal sampling when limited regional nodes are excised in addition to extensive intra-abdominal dissection. |
44120 | Enterolysis (freeing adhesions) | May be performed intraoperatively if adhesions are encountered during extensive abdominal lymphadenectomy; often an ancillary procedure.
32920 | Thoracotomy; diagnostic, for biopsy of lung or mediastinal nodes (open) | May be performed in cases with concurrent thoracic nodal disease requiring separate access; listed as an example of a procedure performed for additional nodal staging.
44140 | Exploration, small bowel; with resection and anastomosis | Performed when tumor or nodal disease requires bowel resection during the same operative session.
76942 | Ultrasonic guidance for needle placement (e.g., intraoperative ultrasound) | Used when intraoperative ultrasound guidance assists localization of nodal masses or critical vascular structures during dissection.
Note: If additional CPT codes were provided in the input, they would be listed. No specific related CPT codes were provided.