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CPT 20838: Replantation of Amputated or Severed Body Part

CPT code 20838 denotes surgical replantation — the reattachment of an amputated or severed body part, such as a foot — and represents a complex, resource-intensive microvascular and reconstructive procedure. Nationally, replantation procedures carry significant clinical and cost implications due to specialized surgical teams, perioperative ICU-level care, prolonged rehabilitation, and variable functional outcomes. This code matters for hospitals, payers, and clinicians because it captures high-acuity care with implications for network credentialing and payment policy.

Key payers covered in the analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise clinical context for CPT code 20838, a summary of typical sites of service, and which major payers are relevant. The publication outlines benchmarks and policy considerations related to high-complexity surgical coding, summarizes common modifier practice (input provided), and identifies gaps where diagnostic, taxonomy, and related-code data are not available. The content is intended to inform coding professionals, hospital billers, and policy analysts about the clinical meaning and payer landscape for replantation services at a national level.

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Billing Code Overview

CPT code 20838 describes replantation, the surgical reattachment of a body part that has been amputated or severed, such as a foot. This service encompasses the operative procedures required to restore vascular, neural, musculoskeletal, and soft-tissue continuity necessary for limb salvage.

Service type: Surgical replantation of an amputated body part
Typical site of service: Operative setting, most commonly performed in the hospital operating room or an acute surgical center where microvascular and reconstructive capabilities are available.

Data not available in the input for payers, associated taxonomies, ICD-10 diagnoses, related codes, and service line.

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CPT 20838: Replantation of Amputated or Severed Body Part

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Billing Code Overview

Service type: Surgical replantation of an amputated body part
Typical site of service: Operative setting, most commonly performed in the hospital operating room or an acute surgical center where microvascular and reconstructive capabilities are available.

Data not available in the input for payers, associated taxonomies, ICD-10 diagnoses, related codes, and service line.

Clinical & Coding Specifications

Clinical Context

A 34-year-old male is brought to the emergency department after a workplace accident in which his left foot was partially amputated at the midfoot level by heavy machinery. The amputated portion was retrieved, preserved on ice, and transported with the patient. The trauma team and orthopedic/hand/plastic surgery specialists evaluate viability for replantation. Imaging and vascular assessment confirm potential for successful revascularization. The patient is taken to the operating room for urgent microsurgical reattachment of the amputated foot segment, including arterial and venous anastomoses, nerve repair, tendon fixation, and soft tissue coverage. The clinical workflow includes triage and stabilization, vascular and orthopedic assessment, informed consent, preparation of the amputated part, operative reattachment with microsurgical technique, postoperative monitoring in a surgical ICU or specialized unit for flap and vascular monitoring, anticoagulation and infection prophylaxis, and staged reconstructive procedures as needed during recovery.

Coding Specifications

Modifier	Description	When to Use
`00`	Default or unspecified	Rarely used; typically not reported as a billable modifier but appears in raw lists.
`11`	Physician or other qualified health care professional service	Use when the service represents the usual, standard performance.
`22`	Increased procedural services	Use when substantially greater work is required (e.g., prolonged microsurgery beyond typical complexity).
`23`	Unusual anesthesia	Use when general anesthesia is medically contraindicated and an unusual anesthesia circumstance is documented.
`26`	Professional component	Use when reporting only the professional component of a service (rare for replantation).
`50`	Bilateral procedure	Use if identical replantation is performed on bilateral digits or parts in a single session (rare for foot but applicable if bilateral).
`62`	Two surgeons	Use when two surgeons from different specialties work together as primary surgeons during the replantation.
`63`	Procedure performed on infants less than 4 kg	Use when patient meets weight criteria (pediatric replantation special circumstance).
`78`	Unplanned return to the operating room following initial procedure	Use for a return to OR for revision of vascular anastomosis or flap compromise during initial postoperative admission.
`79`	(Not in provided list)	Data not available in the input.

Taxonomy Code	Specialty	Notes
208000000X	Orthopedic Surgery	Commonly performs replantation of lower extremity amputations in conjunction with microsurgery.
208800000X	Plastic and Reconstructive Surgery	Frequently performs microsurgical reattachment, soft tissue coverage, and nerve repair.
207T00000X	Surgery - Trauma	Involved in emergent stabilization and coordination of replantation efforts.
372000000X	Vascular Surgery	Performs vascular anastomoses, vascular assessment, and revascularization during replantation.
363L00000X	Pediatric Surgery	Applicable when replantation is performed in infants/children.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`S98.071A`	Dislocation of right ankle, initial encounter	Data not available in the input.
`S98.172A`	Partial amputation of left foot, initial encounter	Data not available in the input.
`S98.073A`	Amputation, unspecified part of right foot, initial encounter	Data not available in the input.
`S98.052A`	Traumatic amputation of toe(s), foot, initial encounter	Data not available in the input.
`T79.8XXA`	Other early complications of trauma, initial encounter	Data not available in the input.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`15738`	Muscle, myocutaneous, or fasciocutaneous free flap with microvascular anastomosis	Used for coverage or reconstruction when soft tissue deficits require free flap after replantation.
`25320`	Repair of tendon or muscle, primary, hand, leg, or foot; tendon sheath repair	Performed for tendon repair as part of reattachment procedure.
`38206`	Insertion of vascular shunt during vascular surgery (example code for vascular bypass/shunting procedures)	May be used intraoperatively to restore perfusion temporarily during replantation (use clinical equivalent appropriate to payer guidelines).
`69990`	Microsurgical techniques, percutaneous or open; requiring use of operating microscope	Reported when operative microscope is used during microvascular anastomosis.
`20680`	Removal of deep foreign body, foot or other extremity; complicated	May be performed if contaminant or devitalized tissue must be debrided prior to replantation.

Related Codes

CPT-20802-ARM-REATTACHMENT-REPLANTATION

CPT 20802: Replantation or Reattachment of Arm

CPT-20805-FOREARM-REPLANTATION-AFTER-COMPLETE-AMPUTATION

CPT 20805: Replantation of Forearm After Complete Amputation

CPT-20808-HAND-REPLANTATION-AFTER-COMPLETE-AMPUTATION

CPT 20808: Hand Replantation After Complete Amputation

CPT-20816-DIGIT-REPLANTATION-EXCLUDING-THUMB

CPT 20816: Replantation of a Finger (Excluding Thumb)

CPT-20822-DIGIT-REPLANTATION-FINGER-EXCLUDING-THUMB

CPT 20822: Replantation of Finger (Excluding Thumb)

CPT-20824-THUMB-REPLANTATION-AFTER-COMPLETE-AMPUTATION

CPT 20824: Thumb Replantation After Complete Amputation

CPT-20827-THUMB-REATTACHMENT-REPLANTATION

CPT 20827: Thumb Reattachment (Replantation)

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

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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.

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Clinical & Coding Specifications

Clinical Context

Coding Specifications

Modifier	Description	When to Use
`00`	Default or unspecified	Rarely used; typically not reported as a billable modifier but appears in raw lists.
`11`	Physician or other qualified health care professional service	Use when the service represents the usual, standard performance.
`22`	Increased procedural services	Use when substantially greater work is required (e.g., prolonged microsurgery beyond typical complexity).
`23`	Unusual anesthesia	Use when general anesthesia is medically contraindicated and an unusual anesthesia circumstance is documented.
`26`	Professional component	Use when reporting only the professional component of a service (rare for replantation).
`50`	Bilateral procedure	Use if identical replantation is performed on bilateral digits or parts in a single session (rare for foot but applicable if bilateral).
`62`	Two surgeons	Use when two surgeons from different specialties work together as primary surgeons during the replantation.
`63`	Procedure performed on infants less than 4 kg	Use when patient meets weight criteria (pediatric replantation special circumstance).
`78`	Unplanned return to the operating room following initial procedure	Use for a return to OR for revision of vascular anastomosis or flap compromise during initial postoperative admission.
`79`	(Not in provided list)	Data not available in the input.

Taxonomy Code	Specialty	Notes
208000000X	Orthopedic Surgery	Commonly performs replantation of lower extremity amputations in conjunction with microsurgery.
208800000X	Plastic and Reconstructive Surgery	Frequently performs microsurgical reattachment, soft tissue coverage, and nerve repair.
207T00000X	Surgery - Trauma	Involved in emergent stabilization and coordination of replantation efforts.
372000000X	Vascular Surgery	Performs vascular anastomoses, vascular assessment, and revascularization during replantation.
363L00000X	Pediatric Surgery	Applicable when replantation is performed in infants/children.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`S98.071A`	Dislocation of right ankle, initial encounter	Data not available in the input.
`S98.172A`	Partial amputation of left foot, initial encounter	Data not available in the input.
`S98.073A`	Amputation, unspecified part of right foot, initial encounter	Data not available in the input.
`S98.052A`	Traumatic amputation of toe(s), foot, initial encounter	Data not available in the input.
`T79.8XXA`	Other early complications of trauma, initial encounter	Data not available in the input.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`15738`	Muscle, myocutaneous, or fasciocutaneous free flap with microvascular anastomosis	Used for coverage or reconstruction when soft tissue deficits require free flap after replantation.
`25320`	Repair of tendon or muscle, primary, hand, leg, or foot; tendon sheath repair	Performed for tendon repair as part of reattachment procedure.
`38206`	Insertion of vascular shunt during vascular surgery (example code for vascular bypass/shunting procedures)	May be used intraoperatively to restore perfusion temporarily during replantation (use clinical equivalent appropriate to payer guidelines).
`69990`	Microsurgical techniques, percutaneous or open; requiring use of operating microscope	Reported when operative microscope is used during microvascular anastomosis.
`20680`	Removal of deep foreign body, foot or other extremity; complicated	May be performed if contaminant or devitalized tissue must be debrided prior to replantation.

Related Codes

CPT-20802-ARM-REATTACHMENT-REPLANTATION

CPT 20802: Replantation or Reattachment of Arm

CPT-20805-FOREARM-REPLANTATION-AFTER-COMPLETE-AMPUTATION

CPT 20805: Replantation of Forearm After Complete Amputation

CPT-20808-HAND-REPLANTATION-AFTER-COMPLETE-AMPUTATION

CPT 20808: Hand Replantation After Complete Amputation

CPT-20816-DIGIT-REPLANTATION-EXCLUDING-THUMB

CPT 20816: Replantation of a Finger (Excluding Thumb)

CPT-20822-DIGIT-REPLANTATION-FINGER-EXCLUDING-THUMB

CPT 20822: Replantation of Finger (Excluding Thumb)

CPT-20824-THUMB-REPLANTATION-AFTER-COMPLETE-AMPUTATION

CPT 20824: Thumb Replantation After Complete Amputation

CPT-20827-THUMB-REATTACHMENT-REPLANTATION

CPT 20827: Thumb Reattachment (Replantation)

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

Published by

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