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Official Description

Endoscopic retrograde cholangiopancreatography (ERCP); with removal and exchange of stent(s), biliary or pancreatic duct, including pre- and post-dilation and guide wire passage, when performed, including sphincterotomy, when performed, each stent exchanged

© Copyright 2026 American Medical Association. All rights reserved.

Common Language Description

The procedure described by CPT® Code 43276 refers to Endoscopic Retrograde Cholangiopancreatography (ERCP) with the removal and exchange of stent(s) in the biliary or pancreatic duct. This complex procedure involves the use of an endoscope, which is a flexible tube equipped with a camera and light, allowing the physician to visualize the internal structures of the digestive system. The endoscope is carefully passed through the esophagus, stomach, and into the duodenum, specifically targeting the ampulla of Vater, where the pancreatic duct and common bile duct converge. This area is critical for the drainage of bile and pancreatic juices into the small intestine. During the procedure, a smaller catheter is introduced through the endoscope to cannulate the ampulla of Vater, enabling the injection of contrast material. This contrast allows for detailed imaging of the biliary tract, gallbladder, and pancreas, facilitating the identification of any obstructions or abnormalities. The sphincter of Oddi, which regulates the flow of bile and pancreatic secretions, may be inspected and incised to facilitate the removal of existing stents or the placement of new ones. The procedure also includes the use of a guidewire to assist in navigating to the site of the stent within the duct. Once the existing stent is removed, the physician may perform balloon dilation at the site of any strictures to ensure adequate passage for bile or pancreatic secretions. Following this, a new stent is positioned and expanded to maintain patency in the duct. The entire process is meticulously monitored through imaging to confirm the successful placement and function of the stent. If multiple stents are exchanged during the procedure, the code 43276 is reported for each stent exchanged, reflecting the complexity and thoroughness of the intervention.

© Copyright 2026 Coding Ahead. All rights reserved.

1. Indications

The procedure described by CPT® Code 43276 is indicated for various conditions affecting the biliary and pancreatic ducts. These indications may include:

  • Biliary Obstruction: This may occur due to gallstones, tumors, or strictures that impede the flow of bile.
  • Pancreatic Duct Obstruction: Conditions such as pancreatitis or tumors can lead to blockages in the pancreatic duct.
  • Stent Dysfunction: Existing stents may become blocked or malfunction, necessitating their removal and replacement.
  • Cholangitis: An infection of the bile duct that may require intervention to restore drainage.
  • Cholecystitis: Inflammation of the gallbladder that may be associated with biliary obstruction.

2. Procedure

The procedure for CPT® Code 43276 involves several critical steps to ensure successful stent removal and exchange. Each step is detailed as follows:

  • Step 1: Endoscope Insertion - The procedure begins with the careful insertion of an endoscope through the patient's mouth, advancing it through the esophagus and stomach, and into the duodenum. This allows the physician to visualize the ampulla of Vater, where the pancreatic duct and common bile duct meet.
  • Step 2: Cannulation of the Ampulla - A smaller catheter is introduced through the endoscope to cannulate the ampulla of Vater. This step is crucial for the subsequent injection of contrast material.
  • Step 3: Contrast Injection and Imaging - Contrast is injected through the catheter to visualize the biliary tract, gallbladder, and pancreas. Imaging is obtained to assess the anatomy and identify any obstructions or abnormalities.
  • Step 4: Sphincter Inspection and Incision - The sphincter of Oddi is inspected, and if necessary, incised to facilitate the removal of the existing stent or the placement of a new stent.
  • Step 5: Guidewire Placement - A guidewire is placed through the catheter and advanced to the site of the existing stent in the biliary or pancreatic duct, aiding in the navigation of the ductal system.
  • Step 6: Stent Removal - The existing stent is removed using a snare, allowing for the assessment of the ductal system.
  • Step 7: Additional Contrast Injection - After stent removal, additional contrast is injected to visualize the biliary system again, checking for strictures, filling defects, or other abnormalities.
  • Step 8: Balloon Dilation - A balloon catheter is advanced to the site of any identified stricture and inflated to dilate the narrowed portion of the duct as needed.
  • Step 9: New Stent Placement - The balloon catheter is removed, and a new stent is advanced over the guidewire to the site of the stricture. Proper positioning of the stent is verified.
  • Step 10: Stent Expansion - The stent is expanded to ensure it is properly seated at the site of the stricture. A balloon catheter may be used again within the stent to fully expand and secure it.
  • Step 11: Final Contrast Injection - A final injection of contrast is performed to confirm that the stent is correctly placed and that the narrowed portion of the duct has been adequately opened to allow for proper drainage of bile or pancreatic secretions.

3. Post-Procedure

After the completion of the ERCP procedure with stent exchange, patients are typically monitored for any immediate complications. Post-procedure care may include observation for signs of infection, bleeding, or pancreatitis. Patients may be advised to follow a specific diet and to report any unusual symptoms, such as abdominal pain or fever, to their healthcare provider. Follow-up imaging or evaluations may be scheduled to assess the effectiveness of the stent placement and to ensure that the biliary or pancreatic duct remains patent. The recovery period can vary based on individual patient factors and the complexity of the procedure performed.

Short Descr ERCP STENT EXCHANGE W/DILATE
Medium Descr ERCP BILIARY/PANC DUCT STENT EXCHANGE W/DIL&WIRE
Long Descr Endoscopic retrograde cholangiopancreatography (ERCP); with removal and exchange of stent(s), biliary or pancreatic duct, including pre- and post-dilation and guide wire passage, when performed, including sphincterotomy, when performed, each stent exchanged
Status Code Active Code
Global Days 000 - Endoscopic or Minor Procedure
PC/TC Indicator (26, TC) 0 - Physician Service Code
Multiple Procedures (51) 3 - Special payment adjustment rules for multiple endoscopic 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) 1 - Statutory 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.
Endoscopic Base Code 43260  Endoscopic retrograde cholangiopancreatography (ERCP); diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator Hospital Part B services paid through a comprehensive APC
ASC Payment Indicator Device-intensive procedure added to ASC list in CY 2008 or later; paid at adjusted rate.
Type of Service (TOS) 2 - Surgery
Berenson-Eggers TOS (BETOS) P8B - Endoscopy - upper gastrointestinal
MUE 2

This is a primary code that can be used with these additional add-on codes.

0397T Addon Code MPFS Status: Carrier Priced APC N ASC N1 Endoscopic retrograde cholangiopancreatography (ERCP), with optical endomicroscopy (List separately in addition to code for primary procedure)
43273 Addon Code MPFS Status: Active Code APC N ASC N1 CPT Assistant Article Illustration for Code Endoscopic cannulation of papilla with direct visualization of pancreatic/common bile duct(s) (List separately in addition to code(s) for primary procedure)
51 Multiple procedures: when multiple procedures, other than e/m services, physical medicine and rehabilitation services or provision of supplies (eg, vaccines), are performed at the same session by the same individual, the primary procedure or service may be reported as listed. the additional procedure(s) or service(s) may be identified by appending modifier 51 to the additional procedure or service code(s). note: this modifier should not be appended to designated "add-on" codes (see appendix d).
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
XS Separate structure, a service that is distinct because it was performed on a separate organ/structure
22 Increased procedural services: when the work required to provide a service is substantially greater than typically required, it may be identified by adding modifier 22 to the usual procedure code. documentation must support the substantial additional work and the reason for the additional work (ie, increased intensity, time, technical difficulty of procedure, severity of patient's condition, physical and mental effort required). note: this modifier should not be appended to an e/m service.
XU Unusual non-overlapping service, the use of a service that is distinct because it does not overlap usual components of the main service
CR Catastrophe/disaster related
76 Repeat procedure or service by same physician or other qualified health care professional: it may be necessary to indicate that a procedure or service was repeated by the same physician or other qualified health care professional subsequent to the original procedure or service. this circumstance may be reported by adding modifier 76 to the repeated procedure or service. note: this modifier should not be appended to an e/m service.
52 Reduced services: under certain circumstances a service or procedure is partially reduced or eliminated at the discretion of the physician or other qualified health care professional. under these circumstances the service provided can be identified by its usual procedure number and the addition of modifier 52, signifying that the service is reduced. this provides a means of reporting reduced services without disturbing the identification of the basic service. note: for hospital outpatient reporting of a previously scheduled procedure/service that is partially reduced or cancelled as a result of extenuating circumstances or those that threaten the well-being of the patient prior to or after administration of anesthesia, see modifiers 73 and 74 (see modifiers approved for asc hospital outpatient use).
53 Discontinued procedure: under certain circumstances, the physician or other qualified health care professional may elect to terminate a surgical or diagnostic procedure. due to extenuating circumstances or those that threaten the well being of the patient, it may be necessary to indicate that a surgical or diagnostic procedure was started but discontinued. this circumstance may be reported by adding modifier 53 to the code reported by the individual for the discontinued procedure. note: this modifier is not used to report the elective cancellation of a procedure prior to the patient's anesthesia induction and/or surgical preparation in the operating suite. for outpatient hospital/ambulatory surgery center (asc) reporting of a previously scheduled procedure/service that is partially reduced or cancelled as a result of extenuating circumstances or those that threaten the well being of the patient prior to or after administration of anesthesia, see modifiers 73 and 74 (see modifiers approved for asc hospital outpatient use).
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.
78 Unplanned return to the operating/procedure room by the same physician or other qualified health care professional following initial procedure for a related procedure during the postoperative period: it may be necessary to indicate that another procedure was performed during the postoperative period of the initial procedure (unplanned procedure following initial procedure). when this procedure is related to the first, and requires the use of an operating/procedure room, it may be reported by adding modifier 78 to the related procedure. (for repeat procedures, see modifier 76.)
79 Unrelated procedure or service by the same physician or other qualified health care professional during the postoperative period: the individual may need to indicate that the performance of a procedure or service during the postoperative period was unrelated to the original procedure. this circumstance may be reported by using modifier 79. (for repeat procedures on the same day, see modifier 76.)
AG Primary physician
AQ Physician providing a service in an unlisted health professional shortage area (hpsa)
CC Procedure code change (use 'cc' when the procedure code submitted was changed either for administrative reasons or because an incorrect code was filed)
GV Attending physician not employed or paid under arrangement by the patient's hospice provider
GW Service not related to the hospice patient's terminal condition
GZ Item or service expected to be denied as not reasonable and necessary
LT Left side (used to identify procedures performed on the left side of the body)
PT Colorectal cancer screening test; converted to diagnostic test or other procedure
Q1 Routine clinical service provided in a clinical research study that is in an approved clinical research study
Q6 Service furnished under a fee-for-time compensation arrangement by a substitute physician or by a substitute physical therapist furnishing outpatient physical therapy services in a health professional shortage area, a medically underserved area, or a rural area
RT Right side (used to identify procedures performed on the right side of the body)
X2 Continuous/focused services: for reporting services by clinicians whose expertise is needed for the ongoing management of a chronic disease or a condition that needs to be managed and followed with no planned endpoint to the relationship; reporting clinician service examples include but are not limited to: a rheumatologist taking care of the patient's rheumatoid arthritis longitudinally but not providing general primary care services
X4 Episodic/focused services: for reporting services by clinicians who provide focused care on particular types of treatment limited to a defined period and circumstance; the patient has a problem, acute or chronic, that will be treated with surgery, radiation, or some other type of generally time-limited intervention; reporting clinician service examples include but are not limited to, the orthopedic surgeon performing a knee replacement and seeing the patient through the postoperative period
XP Separate practitioner, a service that is distinct because it was performed by a different practitioner
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2017-01-01 Changed Moderate (Conscious) Sedation flag removed. See new Moderate Sedation category.
2014-01-01 Added Added
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