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Official Description

Laparoscopy, surgical, appendectomy

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

The procedure described by CPT® Code 44970 refers to a laparoscopic appendectomy, which is a minimally invasive surgical technique used to remove the appendix. The appendix is a small, tube-like structure attached to the large intestine, and its removal is often necessary when it becomes inflamed or infected, a condition known as appendicitis. During this procedure, three small incisions are made in the abdomen to facilitate access to the appendix. The first incision is made at the level of the umbilicus (navel), the second in the suprapubic region, and the third in the right upper quadrant of the abdomen. Trocars, which are specialized instruments, are inserted through these incisions to allow for the introduction of surgical tools and a camera, known as a laparoscope. To create a working space for the surgery, a pneumoperitoneum is established by inflating the abdominal cavity with carbon dioxide gas. This separation of the abdominal wall from the internal organs provides the surgeon with a clear view and access to the surgical site. The laparoscope is inserted through the umbilical trocar, allowing the surgeon to visualize the internal structures on a monitor. A grasper is then used to manipulate the cecum, which is the beginning of the large intestine, to elevate the appendix into the operative field for easier access. Once the appendix is adequately positioned, it is grasped and brought through the suprapubic trocar. A mesenteric window is created at the base of the appendix to facilitate its removal. The base of the appendix is carefully inspected for any signs of bleeding before it is transected and ultimately amputated from the gastrointestinal tract. The removed appendix is placed into a specimen bag for extraction from the abdominal cavity. After the appendix is successfully removed, the abdominal cavity is irrigated to ensure cleanliness, and the surgical instruments are withdrawn. Finally, the incisions made during the procedure are closed, completing the laparoscopic appendectomy.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The laparoscopic appendectomy (CPT® Code 44970) is indicated for the treatment of conditions related to the appendix, particularly when it becomes inflamed or infected. The following are specific indications for performing this procedure:

  • Appendicitis - This is the most common indication, where the appendix becomes inflamed, leading to pain and potential complications if not treated promptly.
  • Appendiceal Abscess - In cases where an abscess forms due to appendicitis, surgical intervention may be necessary to remove the infected tissue.
  • Appendiceal Tumors - The presence of tumors in the appendix, whether benign or malignant, may require surgical removal of the appendix.

2. Procedure

The laparoscopic appendectomy involves several key procedural steps that ensure the safe and effective removal of the appendix. Each step is critical to the overall success of the surgery:

  • Step 1: Incision and Trocar Insertion - The procedure begins with the surgeon making three small incisions in the abdomen: one at the umbilical level, one in the suprapubic region, and one in the right upper quadrant. Trocars are then inserted through these incisions to provide access for surgical instruments and the laparoscope.
  • Step 2: Creation of Pneumoperitoneum - A pneumoperitoneum is established by introducing carbon dioxide gas into the abdominal cavity. This inflation separates the abdominal wall from the internal organs, creating a working space for the surgeon.
  • Step 3: Insertion of the Laparoscope - The laparoscope, a camera that allows visualization of the surgical field, is inserted through the umbilical trocar. This enables the surgeon to view the internal structures on a monitor.
  • Step 4: Manipulation of the Cecum - A grasper is introduced through the right upper quadrant trocar to retract the cecum, which elevates the appendix into the operative field, making it easier to access.
  • Step 5: Grasping and Positioning the Appendix - The appendix is grasped and brought through the suprapubic trocar for further manipulation and removal.
  • Step 6: Creation of Mesenteric Window - A mesenteric window is created under the base of the appendix, allowing for the safe transection of the appendix while ensuring that any bleeding is controlled.
  • Step 7: Transection and Amputation - The base of the appendix is inspected for bleeding before it is transected. Once bleeding is controlled, the appendix is amputated from the gastrointestinal tract.
  • Step 8: Specimen Removal - The amputated appendix is placed into a specimen bag and removed from the intra-abdominal cavity.
  • Step 9: Irrigation and Closure - The abdominal cavity is irrigated to ensure cleanliness, and the surgical instruments are removed. Finally, the incisions are closed to complete the procedure.

3. Post-Procedure

After the laparoscopic appendectomy, patients typically experience a recovery period that may vary based on individual health factors and the extent of the surgery. Post-procedure care includes monitoring for any signs of complications, such as infection or bleeding. Patients are usually advised to rest and may be given specific instructions regarding activity levels, dietary modifications, and pain management. Follow-up appointments are often scheduled to ensure proper healing and to address any concerns that may arise during the recovery process. Overall, the laparoscopic approach generally allows for a quicker recovery compared to traditional open surgery, with less postoperative pain and scarring.

Short Descr LAPAROSCOPY APPENDECTOMY
Medium Descr LAPAROSCOPIC APPENDECTOMY
Long Descr Laparoscopy, surgical, appendectomy
Status Code Active Code
Global Days 090 - Major Surgery
PC/TC Indicator (26, TC) 0 - Physician Service Code
Multiple Procedures (51) 2 - Standard 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) 2 - Payment restriction for assistants at surgery does not apply to this procedure...
Co-Surgeons (62) 2 - Co-surgeons permitted and no documentation required if the two- specialty requirement is met.
Team Surgery (66) 0 - Team surgeons not permitted for this procedure.
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator Hospital Part B services paid through a comprehensive APC
Type of Service (TOS) 2 - Surgery
Berenson-Eggers TOS (BETOS) P5E - Ambulatory procedures - other
MUE 1
CCS Clinical Classification 80 - Appendectomy
GC This service has been performed in part by a resident under the direction of a teaching physician
AS Physician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgery
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.
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.
CR Catastrophe/disaster related
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).
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).
54 Surgical care only: when 1 physician or other qualified health care professional performs a surgical procedure and another provides preoperative and/or postoperative management, surgical services may be identified by adding modifier 54 to the usual procedure number.
55 Postoperative management only: when 1 physician or other qualified health care professional performed the postoperative management and another performed the surgical procedure, the postoperative component may be identified by adding modifier 55 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.
62 Two surgeons: when 2 surgeons work together as primary surgeons performing distinct part(s) of a procedure, each surgeon should report his/her distinct operative work by adding modifier 62 to the procedure code and any associated add-on code(s) for that procedure as long as both surgeons continue to work together as primary surgeons. each surgeon should report the co-surgery once using the same procedure code. if additional procedure(s) (including add-on procedure(s) are performed during the same surgical session, separate code(s) may also be reported with modifier 62 added. note: if a co-surgeon acts as an assistant in the performance of additional procedure(s), other than those reported with the modifier 62, during the same surgical session, those services may be reported using separate procedure code(s) with modifier 80 or modifier 82 added, as appropriate.
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.
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.)
80 Assistant surgeon: surgical assistant services may be identified by adding modifier 80 to the usual procedure number(s).
81 Minimum assistant surgeon: minimum surgical assistant services are identified by adding modifier 81 to the usual procedure number.
82 Assistant surgeon (when qualified resident surgeon not available): the unavailability of a qualified resident surgeon is a prerequisite for use of modifier 82 appended to the usual procedure code number(s).
AG Primary physician
AI Principal physician of record
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)
ET Emergency services
GW Service not related to the hospice patient's terminal condition
LT Left side (used to identify procedures performed on the left side of the body)
PD Diagnostic or related non diagnostic item or service provided in a wholly owned or operated entity to a patient who is admitted as an inpatient within 3 days
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
Q5 Service furnished under a reciprocal billing 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
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)
SG Ambulatory surgical center (asc) facility service
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
XE Separate encounter, a service that is distinct because it occurred during a separate encounter
XP Separate practitioner, a service that is distinct because it was performed by a different practitioner
XS Separate structure, a service that is distinct because it was performed on a separate organ/structure
XU Unusual non-overlapping service, the use of a service that is distinct because it does not overlap usual components of the main service
Date
Action
Notes
2011-01-01 Changed Short description changed.
2000-01-01 Added First appearance in code book in 2000.
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