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CPT 20808: Hand Replantation After Complete Amputation

CPT code 20808 represents the complex surgical reattachment (replantation) of a completely amputated hand. Nationally, this code identifies high-acuity trauma surgery that requires specialized microsurgical teams, tertiary care hospital resources, and extended perioperative support. It is important for tracking clinical outcomes, resource utilization, and policy around trauma and reconstructive surgical services. Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise clinical context for the procedure, typical sites of service, payer coverage considerations, and commonly used billing modifiers. The publication outlines benchmarks relevant to utilization and reimbursement, highlights policy and coverage nuances affecting access to specialized replantation services, and summarizes coding practice considerations for claim submission and audit readiness. Data not available in the input for specific associated taxonomies, ICD-10 diagnoses, related codes, and service line is noted where applicable.

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Billing Code Overview

CPT code 20808 describes the replantation of a hand after complete amputation, a major open surgical procedure to reattach an amputated hand to the appropriate anatomical location. This procedure involves microsurgical repair of bones, tendons, nerves, vessels, and soft tissues as required to restore structural continuity and potential function.

Service type: Major open invasive reconstructive surgery
Typical site of service: Hospital operating room, often performed by surgical teams in trauma centers or specialized hand surgery units

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CPT 20808: Hand Replantation After Complete Amputation

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Billing Code Overview

Service type: Major open invasive reconstructive surgery
Typical site of service: Hospital operating room, often performed by surgical teams in trauma centers or specialized hand surgery units

Clinical & Coding Specifications

Clinical Context

A typical patient is an adult who presents to an emergency department after a traumatic, complete amputation of the hand (for example, a circular saw, industrial machinery, or crush avulsion). Initial evaluation includes airway, breathing, circulation, hemorrhage control, tetanus status, and rapid neurovascular assessment of the amputated part and stump. The amputated hand is preserved on ice in a sterile bag and transported with the patient. Imaging (plain radiographs) is obtained to assess bone loss and fracture pattern. The patient is evaluated by an on-call hand/orthopedic surgeon and a microsurgeon when available. Urgent operative replantation is planned when the amputated hand is viable and ischemia time is acceptable (warm ischemia typically <6 hours, cold ischemia longer). Operative workflow includes debridement, skeletal fixation (internal fixation or Kirschner wires), tendon repair, arterial and venous microsurgical anastomoses, nerve repair, and soft-tissue closure. Postoperative care involves intensive monitoring for perfusion, anticoagulation as indicated, possible leech therapy for venous congestion, pain control, infection prophylaxis, and early hand therapy once medically appropriate. Hospitalization in a facility with microsurgery capabilities is typical, often in an operating room equipped for microsurgical instrumentation and an intensive care or monitored bed for the immediate postoperative period.

Coding Specifications

Modifier	Description	When to Use
`62`	Two surgeons	Use when two surgeons of different specialties or equal standing perform distinct portions of the replantation requiring two qualified surgeons.
`80`	Assistant surgeon	Use when a surgical assistant performs surgical tasks under the surgeon's direction and billing requires an assistant surgeon modifier.
`81`	Minimum assistant surgeon	Use when a lesser level of surgical assistance is documented and appropriate for reduced assistant payment.
`82`	Assistant surgeon (when a qualified resident not available)	Use when an assistant is required but a qualified resident is not available; applies per payer policy.
`22`	Increased procedural services	Use when documentation supports substantially greater work, time, or complexity than typical for the replantation.
`52`	Reduced services	Use when the procedure is partially reduced or not completed as described in the full code.
`53`	Discontinued procedure	Use when the procedure is started but discontinued due to extenuating circumstances documented in the record.
`26`	Professional component	Use when reporting only the professional (physician) component separate from facility or technical components if applicable.
`62`	Two surgeons	Use when two surgeons of different specialties perform separate, identifiable portions of the operation. (Note: listed once above — ensure not duplicated in billing.)
`23`	Unusual anesthesia	Use when general anesthesia is not used due to patient risk and documentation supports use of local/regional anesthesia under unusual circumstances.
`56`	Preoperative management only	Use when only preoperative services are furnished by a provider and no intraoperative services are performed by that provider.
`55`	Postoperative management only	Use when the provider performs only postoperative care for the procedure.
`74`	Discontinued outpatient procedure prior to anesthesia (not in original list)	Data not available in the input.

Taxonomy Code	Specialty	Notes
`208000000X`	Hand Surgery (Surgery)	Hand surgeons or orthopedic surgeons with hand specialization commonly perform replantation.
`208600000X`	Orthopedic Surgery	Orthopedic surgeons with microsurgery training participate in skeletal fixation and reconstructive steps.
`367500000X`	Plastic and Reconstructive Surgery	Plastic surgeons with microsurgery expertise perform vascular and soft tissue reconstruction, including nerve repair.
`208600000X`	General Surgery (Trauma/Acute Care)	Trauma surgeons may be involved in initial resuscitation and coordination of care.
`363L00000X`	Emergency Medicine	Emergency physicians perform initial stabilization and triage for urgent transfer for replantation.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`S68.021`	Amputation of right hand, complete	Direct indication for replantation of the right hand.
`S68.022`	Amputation of left hand, complete	Direct indication for replantation of the left hand.
`S68.031`	Amputation of right wrist, complete	May require replantation or revascularization procedures involving wrist-level injuries.
`S68.032`	Amputation of left wrist, complete	May require replantation or vascular repair at the wrist level.
`T79.A11`	Traumatic amputation of hand, initial encounter	Used to indicate the traumatic amputation event when treating and coding the initial encounter.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`15734`	Muscle, myocutaneous or fasciocutaneous flap with microvascular anastomosis	May be performed if additional soft-tissue coverage is required after replantation or for salvage.
`20690`	Application of external fixation device	May be used for temporary or definitive skeletal stabilization of the hand/wrist associated with replantation.
`64718`	Neuroplasty and/or transposition; median nerve at carpal tunnel (example nerve repair)	Representative nerve repair code — nerve repair/reconstruction codes are used for digital or major nerve reconstructions performed during replantation.
`25290`	Repair, extensor tendon, wrist area; primary or secondary	Tendon repair codes are commonly performed during replantation for restoration of tendon continuity.
`69990`	Microsurgical techniques, requiring use of operating microscope (unlisted)	Used to report microsurgical work if a specific CPT for the microscope-dependent service is required or if payer requires separate reporting.
`99024`	Postoperative follow-up visit, routine (example)	Postoperative inpatient follow-up visits and subsequent hand therapy coordination are part of the recovery workflow.

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-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)

CPT-20838-REPLANTATION-REATTACHMENT-AMPUTATED-LIMB

CPT 20838: Replantation of Amputated or Severed Body Part

Frequently Asked Questions

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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Clinical & Coding Specifications

Clinical Context

Coding Specifications

Modifier	Description	When to Use
`62`	Two surgeons	Use when two surgeons of different specialties or equal standing perform distinct portions of the replantation requiring two qualified surgeons.
`80`	Assistant surgeon	Use when a surgical assistant performs surgical tasks under the surgeon's direction and billing requires an assistant surgeon modifier.
`81`	Minimum assistant surgeon	Use when a lesser level of surgical assistance is documented and appropriate for reduced assistant payment.
`82`	Assistant surgeon (when a qualified resident not available)	Use when an assistant is required but a qualified resident is not available; applies per payer policy.
`22`	Increased procedural services	Use when documentation supports substantially greater work, time, or complexity than typical for the replantation.
`52`	Reduced services	Use when the procedure is partially reduced or not completed as described in the full code.
`53`	Discontinued procedure	Use when the procedure is started but discontinued due to extenuating circumstances documented in the record.
`26`	Professional component	Use when reporting only the professional (physician) component separate from facility or technical components if applicable.
`62`	Two surgeons	Use when two surgeons of different specialties perform separate, identifiable portions of the operation. (Note: listed once above — ensure not duplicated in billing.)
`23`	Unusual anesthesia	Use when general anesthesia is not used due to patient risk and documentation supports use of local/regional anesthesia under unusual circumstances.
`56`	Preoperative management only	Use when only preoperative services are furnished by a provider and no intraoperative services are performed by that provider.
`55`	Postoperative management only	Use when the provider performs only postoperative care for the procedure.
`74`	Discontinued outpatient procedure prior to anesthesia (not in original list)	Data not available in the input.

Taxonomy Code	Specialty	Notes
`208000000X`	Hand Surgery (Surgery)	Hand surgeons or orthopedic surgeons with hand specialization commonly perform replantation.
`208600000X`	Orthopedic Surgery	Orthopedic surgeons with microsurgery training participate in skeletal fixation and reconstructive steps.
`367500000X`	Plastic and Reconstructive Surgery	Plastic surgeons with microsurgery expertise perform vascular and soft tissue reconstruction, including nerve repair.
`208600000X`	General Surgery (Trauma/Acute Care)	Trauma surgeons may be involved in initial resuscitation and coordination of care.
`363L00000X`	Emergency Medicine	Emergency physicians perform initial stabilization and triage for urgent transfer for replantation.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`S68.021`	Amputation of right hand, complete	Direct indication for replantation of the right hand.
`S68.022`	Amputation of left hand, complete	Direct indication for replantation of the left hand.
`S68.031`	Amputation of right wrist, complete	May require replantation or revascularization procedures involving wrist-level injuries.
`S68.032`	Amputation of left wrist, complete	May require replantation or vascular repair at the wrist level.
`T79.A11`	Traumatic amputation of hand, initial encounter	Used to indicate the traumatic amputation event when treating and coding the initial encounter.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`15734`	Muscle, myocutaneous or fasciocutaneous flap with microvascular anastomosis	May be performed if additional soft-tissue coverage is required after replantation or for salvage.
`20690`	Application of external fixation device	May be used for temporary or definitive skeletal stabilization of the hand/wrist associated with replantation.
`64718`	Neuroplasty and/or transposition; median nerve at carpal tunnel (example nerve repair)	Representative nerve repair code — nerve repair/reconstruction codes are used for digital or major nerve reconstructions performed during replantation.
`25290`	Repair, extensor tendon, wrist area; primary or secondary	Tendon repair codes are commonly performed during replantation for restoration of tendon continuity.
`69990`	Microsurgical techniques, requiring use of operating microscope (unlisted)	Used to report microsurgical work if a specific CPT for the microscope-dependent service is required or if payer requires separate reporting.
`99024`	Postoperative follow-up visit, routine (example)	Postoperative inpatient follow-up visits and subsequent hand therapy coordination are part of the recovery workflow.

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-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)

CPT-20838-REPLANTATION-REATTACHMENT-AMPUTATED-LIMB

CPT 20838: Replantation of Amputated or Severed Body Part

Frequently Asked Questions

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

CPT 20808: Hand Replantation After Complete Amputation

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Billing Code Overview

CPT 20808: Hand Replantation After Complete Amputation

Sign up for cpt 20808 policy alerts

Billing Code Overview

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

What clinical procedure does CPT 20808 represent?

Which modifiers are commonly used with CPT 20808 and when should they be applied?

What related CPT codes might be billed alongside CPT 20808?

Which ICD-10 diagnosis codes are relevant for hand replantation billing?

What clinical and logistical factors determine whether a hand replantation (CPT 20808) is pursued?

References

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

What clinical procedure does CPT 20808 represent?

Which modifiers are commonly used with CPT 20808 and when should they be applied?

What related CPT codes might be billed alongside CPT 20808?

Which ICD-10 diagnosis codes are relevant for hand replantation billing?

What clinical and logistical factors determine whether a hand replantation (CPT 20808) is pursued?

References