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CPT 49002: Reopening of Abdominal Incision for Exploration

CPT code 49002 represents the reopening of a prior abdominal incision to evaluate and manage complications such as internal bleeding or infection. This procedure is clinically important because it addresses potentially life-threatening postoperative issues and can determine the need for further surgical intervention. Nationally, consistent coding and documentation for these re-explorations affect quality measurement, utilization tracking, and hospital workflow.

Key payers covered in this overview include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise explanation of the clinical context for 49002, the typical sites of service where it is performed, and the types of clinical situations that prompt its use. The publication also outlines the benchmarks and policy considerations relevant to hospitals and surgical providers, including utilization patterns, documentation expectations, and common payer considerations where available.

The report is intended for clinicians, billing professionals, and policy analysts seeking a clear, national-level summary of the code’s purpose, operational context, and the payer landscape. Data not available in the input is noted where applicable.

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Billing Code Overview

CPT code 49002 describes a surgical procedure in which a clinician reopens a previous abdominal incision to inspect for complications such as internal bleeding or infection. This procedure is a form of exploratory reopening of a prior abdominal surgical site.

Service type: Surgical management/diagnostic exploration of an existing abdominal incision
Typical site of service: Operating room or procedural suite (inpatient or ambulatory surgical setting depending on clinical need)

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CPT 49002: Reopening of Abdominal Incision for Exploration

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Sign up for cpt 49002 policy alerts

Get alerted when payer policies referencing 49002 are released or updated.

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Billing Code Overview

Service type: Surgical management/diagnostic exploration of an existing abdominal incision
Typical site of service: Operating room or procedural suite (inpatient or ambulatory surgical setting depending on clinical need)

Clinical & Coding Specifications

Clinical Context

A 62-year-old male who underwent an exploratory laparotomy three days earlier for small bowel obstruction returns with increasing abdominal pain, tachycardia, dropping hemoglobin, and a distended, tender abdomen. The surgeon reopens the prior midline abdominal incision at the bedside or in the operating room to evacuate an intraperitoneal hematoma, identify anastomotic bleeding, and control hemorrhage and contamination. The workflow includes rapid preoperative assessment (vitals, focused labs including CBC, coagulation studies), informed consent for wound exploration and possible definitive repair, transport to the OR or designated procedure area, anesthesia as appropriate (local, regional, or general), sterile reopening of the prior incision, inspection and control of bleeding or infection source, irrigation and debridement as needed, and closure or temporary abdominal closure based on contamination or patient physiology. Post-procedure monitoring includes hematologic reassessment, antibiotic administration if indicated, wound care planning, and documentation of findings and procedures performed.

Coding Specifications

Modifier	Description	When to Use
`22`	Increased procedural services	Use when work or complexity substantially exceeds typical for reopening incision (extensive adhesiolysis or unexpected procedures).
`52`	Reduced services	Use when planned exploration is partially performed or limited in scope.
`53`	Discontinued procedure	Use if procedure begun but aborted for patient safety before meaningful work performed.
`54`	Surgical care only	Use when physician provides only intraoperative surgical service and another physician provides pre/postoperative care.
`55`	Postoperative management only	Use when physician provides only postoperative care after another surgeon performed the procedure.
`62`	Two surgeons	Use when two surgeons of different specialties work together as primary surgeons for a complex reopening and repair.
`66`	Surgical team	Use when care is provided by a surgical team (major trauma or complex re-exploration).
`78`	Unplanned return to OR following initial procedure	Use when reopening is performed as an unplanned return to OR for complications of the initial operation.
`79`	(Note: not in provided list)	Data not available in the input.
`AS`	Ambulatory surgery	Use when service performed in an accredited ambulatory surgery center.
`LT`	Left side	Use when laterality designation is required for the documentation system or payor.
`RT`	(Note: not in provided list)	Data not available in the input.

Taxonomy Code	Specialty	Notes
207LH0000X	General Surgery	General surgeons commonly perform abdominal incision reopenings for hemorrhage or infection control.
207L00000X	Trauma Surgery	Trauma surgeons frequently perform urgent re-explorations in unstable patients.
207P00000X	Surgical Critical Care	Providers credentialed in surgical critical care manage complex postoperative re-explorations and perioperative critical care.
2080P0200X	Colon and Rectal Surgery	Colorectal surgeons may perform reopenings when the primary pathology involves lower abdominal or pelvic anastomoses.
207K00000X	Obstetrics & Gynecology	Gyn/Onc or OB/GYN surgeons may reopen abdominal incisions for postoperative hemorrhage or infection in gynecologic procedures.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`K91.82`	Postprocedural hemorrhage and hematoma of a digestive system organ or structure	Reopening is indicated to identify and control intra-abdominal bleeding following abdominal surgery.
`T81.11XA`	Hemorrhage and hematoma complicating a procedure, initial encounter	Coded when hemorrhage from a prior procedure necessitates surgical exploration.
`T81.4XXA`	Infection following a procedure, initial encounter	Reopening may be required for evacuation, culture, and source control of postoperative intra-abdominal or wound infections.
`K91.89`	Other postprocedural complications and disorders of the digestive system	Covers other complications (leak, contamination) prompting exploration.
`K66.1`	Hemoperitoneum	Direct indication for exploratory reopening to identify source and control hemorrhage.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`49002`	Reopening of recent abdominal incision, early postoperative, to evaluate for hemorrhage, infection, or dehiscence	Primary procedure code describing the reopening of a prior abdominal incision to evaluate and treat complications.
`49560`	Drainage of abscess, hematoma or seroma of abdominal wall or subcutaneous tissue requiring incision and drainage	May be performed concurrently or before/after reopening if a localized abdominal wall collection is addressed separately from intraperitoneal exploration.
`49010`	Repair of dehiscence of abdominal wall, full thickness, with closure of fascia	Performed when reopening reveals fascial dehiscence requiring definitive repair.
`12032`	Repair of superficial wound, intermediate closure of abdominal skin and subcutaneous tissue	May be used for closure of skin and subcutaneous tissues following irrigation and exploration when primary fascial repair is not required.
`11042`	Debridement, subcutaneous tissue	Used when infected or necrotic subcutaneous tissue is debrided during reopening and wound management.

CPT 49000: Intra-Abdominal Exploration with Biopsy

CPT-49010-RETROPERITONEAL-EXPLORATION-WITH-BIOPSY

CPT 49010: Retroperitoneal Exploration with Biopsy

CPT-49013-PELVIC-PREPERITONEAL-PACKING-FOR-HEMORRHAGE-CONTROL

CPT 49013: Preperitoneal Pelvic Packing for Hemorrhage Control

CPT-49014-PELVIC-CAVITY-REOPENING-AND-REMOVAL-OF-PACKING

CPT 49014: Reopening Pelvic Cavity and Removal of Preperitoneal Packing

CPT-49020-OPEN-INCISION-DRAINAGE-INTRA-ABDOMINAL-ABSCESS

CPT 49020: Open Incision and Drainage of Intra‑abdominal Abscess

CPT-49040-SUBDIAPHRAGMATIC-ABSCESS-INCISION-AND-DRAINAGE

CPT 49040: Incision and Drainage of Subdiaphragmatic Abscess

CPT-49060-RETROPERITONEAL-ABSCESS-DRAINAGE-OPEN

CPT 49060: Incision and Drainage of Retroperitoneal Abscess

CPT-49062-EXTRAPERITONEAL-LYMPHATIC-FLUID-DRAINAGE

CPT 49062: Extraperitoneal Lymphatic Fluid Drainage

CPT-49082-ABDOMINAL-PARACENTESIS-WITHOUT-IMAGING

CPT 49082: Abdominal Paracentesis Without Imaging

CPT-49083-IMAGE-GUIDED-ABDOMINAL-PARACENTESIS

CPT 49083: Image-Guided Abdominal Paracentesis

Showing 1–10 of 11

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Jul 29, 2026.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

Trek Health ingests and normalizes Transparency in Coverage data and payer policy updates to give provider organizations a clear view of how commercial reimbursement behaves across markets, payers, and services. Our platform transforms raw payer disclosures into structured intelligence that supports contract evaluation, payer negotiations, and service line strategy. By combining market benchmarks with ongoing policy visibility, Trek helps teams identify variability, risk, and opportunity in commercial reimbursement. The result is faster insight, stronger negotiating positions, and more informed financial decisions.

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Modifier	Description	When to Use
`22`	Increased procedural services	Use when work or complexity substantially exceeds typical for reopening incision (extensive adhesiolysis or unexpected procedures).
`52`	Reduced services	Use when planned exploration is partially performed or limited in scope.
`53`	Discontinued procedure	Use if procedure begun but aborted for patient safety before meaningful work performed.
`54`	Surgical care only	Use when physician provides only intraoperative surgical service and another physician provides pre/postoperative care.
`55`	Postoperative management only	Use when physician provides only postoperative care after another surgeon performed the procedure.
`62`	Two surgeons	Use when two surgeons of different specialties work together as primary surgeons for a complex reopening and repair.
`66`	Surgical team	Use when care is provided by a surgical team (major trauma or complex re-exploration).
`78`	Unplanned return to OR following initial procedure	Use when reopening is performed as an unplanned return to OR for complications of the initial operation.
`79`	(Note: not in provided list)	Data not available in the input.
`AS`	Ambulatory surgery	Use when service performed in an accredited ambulatory surgery center.
`LT`	Left side	Use when laterality designation is required for the documentation system or payor.
`RT`	(Note: not in provided list)	Data not available in the input.

Taxonomy Code	Specialty	Notes
207LH0000X	General Surgery	General surgeons commonly perform abdominal incision reopenings for hemorrhage or infection control.
207L00000X	Trauma Surgery	Trauma surgeons frequently perform urgent re-explorations in unstable patients.
207P00000X	Surgical Critical Care	Providers credentialed in surgical critical care manage complex postoperative re-explorations and perioperative critical care.
2080P0200X	Colon and Rectal Surgery	Colorectal surgeons may perform reopenings when the primary pathology involves lower abdominal or pelvic anastomoses.
207K00000X	Obstetrics & Gynecology	Gyn/Onc or OB/GYN surgeons may reopen abdominal incisions for postoperative hemorrhage or infection in gynecologic procedures.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`K91.82`	Postprocedural hemorrhage and hematoma of a digestive system organ or structure	Reopening is indicated to identify and control intra-abdominal bleeding following abdominal surgery.
`T81.11XA`	Hemorrhage and hematoma complicating a procedure, initial encounter	Coded when hemorrhage from a prior procedure necessitates surgical exploration.
`T81.4XXA`	Infection following a procedure, initial encounter	Reopening may be required for evacuation, culture, and source control of postoperative intra-abdominal or wound infections.
`K91.89`	Other postprocedural complications and disorders of the digestive system	Covers other complications (leak, contamination) prompting exploration.
`K66.1`	Hemoperitoneum	Direct indication for exploratory reopening to identify source and control hemorrhage.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`49002`	Reopening of recent abdominal incision, early postoperative, to evaluate for hemorrhage, infection, or dehiscence	Primary procedure code describing the reopening of a prior abdominal incision to evaluate and treat complications.
`49560`	Drainage of abscess, hematoma or seroma of abdominal wall or subcutaneous tissue requiring incision and drainage	May be performed concurrently or before/after reopening if a localized abdominal wall collection is addressed separately from intraperitoneal exploration.
`49010`	Repair of dehiscence of abdominal wall, full thickness, with closure of fascia	Performed when reopening reveals fascial dehiscence requiring definitive repair.
`12032`	Repair of superficial wound, intermediate closure of abdominal skin and subcutaneous tissue	May be used for closure of skin and subcutaneous tissues following irrigation and exploration when primary fascial repair is not required.
`11042`	Debridement, subcutaneous tissue	Used when infected or necrotic subcutaneous tissue is debrided during reopening and wound management.

CPT 49000: Intra-Abdominal Exploration with Biopsy

CPT-49010-RETROPERITONEAL-EXPLORATION-WITH-BIOPSY

CPT 49010: Retroperitoneal Exploration with Biopsy

CPT-49013-PELVIC-PREPERITONEAL-PACKING-FOR-HEMORRHAGE-CONTROL

CPT 49013: Preperitoneal Pelvic Packing for Hemorrhage Control

CPT-49014-PELVIC-CAVITY-REOPENING-AND-REMOVAL-OF-PACKING

CPT 49014: Reopening Pelvic Cavity and Removal of Preperitoneal Packing

CPT-49020-OPEN-INCISION-DRAINAGE-INTRA-ABDOMINAL-ABSCESS

CPT 49020: Open Incision and Drainage of Intra‑abdominal Abscess

CPT-49040-SUBDIAPHRAGMATIC-ABSCESS-INCISION-AND-DRAINAGE

CPT 49040: Incision and Drainage of Subdiaphragmatic Abscess

CPT-49060-RETROPERITONEAL-ABSCESS-DRAINAGE-OPEN

CPT 49060: Incision and Drainage of Retroperitoneal Abscess

CPT-49062-EXTRAPERITONEAL-LYMPHATIC-FLUID-DRAINAGE

CPT 49062: Extraperitoneal Lymphatic Fluid Drainage

CPT-49082-ABDOMINAL-PARACENTESIS-WITHOUT-IMAGING

CPT 49082: Abdominal Paracentesis Without Imaging

CPT-49083-IMAGE-GUIDED-ABDOMINAL-PARACENTESIS

CPT 49083: Image-Guided Abdominal Paracentesis

Showing 1–10 of 11

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Jul 29, 2026.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

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CPT 49002: Reopening of Abdominal Incision for Exploration

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Billing Code Overview

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CPT 49002: Reopening of Abdominal Incision for Exploration

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Billing Code Overview

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

References

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

References