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HCPCS Level II K1007: Powered Bilateral Lower‑Extremity Orthosis

HCPCS Level II code K1007 identifies a powered bilateral lower‑extremity orthosis with a pelvic component and single or double uprights, designed to support hips, knees, ankles, and feet and incorporating motors, microprocessors, and sensors. This high‑complexity durable medical equipment (DME) supports mobility and functional standing or ambulation for patients with significant bilateral lower‑limb weakness or neuromuscular impairment. Nationally, K1007 matters because it represents an advanced class of assistive device with substantial clinical and cost implications for payers and DME suppliers.

Key payers addressed in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of the clinical role of the device, typical settings where it is provided, and payer coverage considerations. The publication summarizes benchmark payment and utilization context where available, highlights coding and billing considerations relevant to DME and prosthetics suppliers, and outlines the clinical scenarios that commonly lead to use of such powered bilateral orthoses.

The report does not provide individualized clinical guidance or procurement recommendations. It offers national‑level context for coding, reimbursement pathways, and service delivery models associated with complex powered bilateral lower‑extremity orthoses billed with HCPCS Level II code K1007.

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Billing Code Overview

HCPCS Level II code K1007 describes a powered bilateral lower‑extremity orthotic device that includes a pelvic component and single or double uprights. The device provides support for both hips, knees, ankles, and feet and may include knee joints (any type) and ankle joints (any type). The description indicates the device includes all components and accessories, including motors, microprocessors, and sensors.

Service type: Durable medical equipment — complex powered bilateral lower‑extremity orthosis

Typical site of service: Outpatient durable medical equipment (DME) suppliers, prosthetics and orthotics clinics, and ambulatory rehabilitation settings

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HCPCS Level II K1007: Powered Bilateral Lower‑Extremity Orthosis

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Get alerted when payer policies referencing K1007 are released or updated.

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Billing Code Overview

Service type: Durable medical equipment — complex powered bilateral lower‑extremity orthosis

Typical site of service: Outpatient durable medical equipment (DME) suppliers, prosthetics and orthotics clinics, and ambulatory rehabilitation settings

Clinical & Coding Specifications

Clinical Context

A 56-year-old male with long-standing neuromuscular weakness and bilateral lower-extremity joint instability presents for provision of a powered bilateral hip–knee–ankle–foot orthosis described by billing code K1007. The patient ambulates with significant energy expenditure, frequent stumbles, and progressive decline in community mobility. Therapy and prior orthoses were insufficient. A physiatrist evaluates gait, performs a detailed musculoskeletal and neurological exam, documents objective gait impairment, and orders gait analysis and measurements. An orthotist performs casting and fitting visits; the device includes pelvic component, single or double uprights, knee joints, ankle joints, embedded motors, microprocessors and sensors for powered assistance. The clinical workflow includes: initial physician evaluation and documentation of functional deficits; preauthorization with the patient’s payor (for example, Aetna, Blue Cross Blue Shield, Cigna, UnitedHealthcare, BUCA, Medicare); ordering of the custom powered orthosis; orthotic fabrication and iterative fittings; training with physical therapy for device use, donning/doffing, and safety; and final physician sign-off for delivery and durable medical equipment billing. Follow-up visits assess fit, alignment, and functional gains, with adjustments billed as appropriate.

Coding Specifications

Modifier	Description	When to Use
`00`	No modifier — standard billing	Use when no special circumstance applies and the line-item represents the usual service.
`22`	Increased procedural services	Use when the complexity or time of orthotic fitting/fabrication is substantially greater than typical.
`52`	Reduced services	Use when the service delivered is partially reduced from the full description.
`53`	Discontinued procedure	Use when fabrication or delivery is terminated because of patient condition or other valid reason.
`62`	Two surgeons (co-surgeons) — applied analogously	Use rarely when two qualified providers share responsibility for complex device prescription/implantation activities requiring joint documentation.
`78`	Unplanned return to operating/procedure room	Use if the patient requires an unplanned return visit for device-related revision in a procedural setting.
`80`	Assistant at surgery	Use if an assistant provider is documented as participating in a procedure-related service requiring the assistant modifier.
`82`	Assistant not required — trainee participation	Use when a resident or trainee performed part of the procedure under supervision and an assistant modifier is applicable.
`AS`	Physician assistant, nurse practitioner, clinical nurse specialist	Use when the service was furnished by an advanced practice clinician and billing rules permit their use for this item.
`FY`	Left, right, bilateral indicators are sometimes payor specific	Use according to payor guidance when laterality or bilateral indicator is required for billing of the device.
`KJ`	Orthotic fit/adjustment component (DMEPOS-related)	Use when a specific payor requires a modifier indicating orthotic adjustment or fitting services.
`KR`	Repair — product-related modifier	Use when billing involves repair of the device components rather than initial supply.
`QX`	Service furnished under a specific practitioner arrangement (modifier for billing pairs)	Use when a specific billing arrangement between clinician and supplier necessitates modifier pairing.
`UE`	Left-sided upper extremity — example of laterality modifiers usage	Use only when payor requires explicit laterality notation; for `K1007` typically bilateral but use as directed.

Taxonomy Code	Specialty	Notes
`225100000X`	Physical Medicine & Rehabilitation (Physiatry)	Physician evaluation, goals, and medical necessity documentation.
`333600000X`	Prosthetics & Orthotics	Certified orthotist responsible for measurement, fabrication, fitting, and adjustments.
`208000000X`	Physical Therapy	Gait training, device training, and functional outcome assessments.
`207Q00000X`	Occupational Therapy	Activities of daily living training and adaptive technique instruction.
`282N00000X`	Orthopedic Surgery	Surgical colleagues involved when joint pathology or surgical history influences orthotic design.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`G82.50`	Paraplegia, unspecified	Severe bilateral lower-extremity motor impairment often requiring powered bilateral orthoses for ambulation support.
`G83.4`	Cauda equina syndrome	Bilateral lower-extremity weakness and sensory loss that may necessitate advanced orthotic support.
`G12.21`	Amyotrophic lateral sclerosis	Progressive motor neuron disease causing progressive weakness where powered orthoses can assist mobility.
`G35`	Multiple sclerosis	Demyelinating disease causing gait impairment and fatigue; powered orthoses can improve endurance and stability.
`M16.9`	Osteoarthritis of hip, unspecified	Severe bilateral hip joint pathology that may be part of combined indications when motorized hip–knee–ankle–foot device is considered.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`97760`	Orthotic management and training, initial encounter; with training by provider, with evaluation and fitting of orthosis, one or more areas, lower extremity	Commonly performed by physical therapists at initial device delivery and training sessions.
`97761`	Prosthetic training, initial encounter	Used if prosthetic-style training protocols are applied for gait and device ambulation techniques.
`97530`	Therapeutic activities, direct (one-on-one) patient contact	Used during therapy sessions to improve functional mobility with the powered orthosis.
`99214`	Office or other outpatient visit for the evaluation and management of an established patient, moderate complexity	Used by the physiatrist for follow-up visits documenting device effectiveness and medical necessity.
`97763`	Orthotic and prosthetic supply, fitting and adjustment of a prosthesis or orthosis	Used for billing specific fitting/adjustment services associated with device delivery.

HCPCS K1004: Low Frequency Ultrasonic Diathermy Device for Home Use

HCPCS-K1005-DISPOSABLE-BREAST-MILK-COLLECTION-STORAGE-BAG

HCPCS K1005: Disposable Breast Milk Collection and Storage Bag

HCPCS-K1006-HOME-SUCTION-PUMP-URINE-MANAGEMENT

HCPCS K1006: Home Suction Pump for External Urine Management

HCPCS-K1009-SPEECH-VOLUME-MODULATION-SYSTEM

HCPCS K1009: Speech Volume Modulation System, All Components and Accessories

HCPCS-K1010-INDWELLING-INTRAURETHRAL-DRAINAGE-DEVICE-REPLACEMENT

HCPCS K1010: Indwelling Intraurethral Drainage Device, Replacement Only

HCPCS-K1011-ACTIVATION-DEVICE-INTRAURETHRAL-DRAINAGE-VALVE-REPLACEMENT

HCPCS Level II K1011: Activation Device for Intraurethral Drainage Valve

HCPCS-K1012-CHARGER-BASE-INTRAURETHRAL-ACTIVATION-DEVICE-REPLACEMENT

HCPCS K1012: Charger and Base for Intraurethral Activation Device, Replacement Only

HCPCS-K1013-ENEMA-TUBE-REPLACEMENT

HCPCS Level II K1013: Enema Tube, Replacement Only

HCPCS-K1014-ENDOSKELETAL-KNEE-SHIN-4-BAR-FLUID-CONTROL

HCPCS K1014: Endoskeletal Knee-Shin System with Fluid Swing/Stance Control

HCPCS-K1015-FOOT-ADDUCTUS-POSITIONING-DEVICE-ADJUSTABLE

HCPCS K1015: Foot Adductus Positioning Device, Adjustable

Showing 1–10 of 32

Frequently Asked Questions

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
`00`	No modifier — standard billing	Use when no special circumstance applies and the line-item represents the usual service.
`22`	Increased procedural services	Use when the complexity or time of orthotic fitting/fabrication is substantially greater than typical.
`52`	Reduced services	Use when the service delivered is partially reduced from the full description.
`53`	Discontinued procedure	Use when fabrication or delivery is terminated because of patient condition or other valid reason.
`62`	Two surgeons (co-surgeons) — applied analogously	Use rarely when two qualified providers share responsibility for complex device prescription/implantation activities requiring joint documentation.
`78`	Unplanned return to operating/procedure room	Use if the patient requires an unplanned return visit for device-related revision in a procedural setting.
`80`	Assistant at surgery	Use if an assistant provider is documented as participating in a procedure-related service requiring the assistant modifier.
`82`	Assistant not required — trainee participation	Use when a resident or trainee performed part of the procedure under supervision and an assistant modifier is applicable.
`AS`	Physician assistant, nurse practitioner, clinical nurse specialist	Use when the service was furnished by an advanced practice clinician and billing rules permit their use for this item.
`FY`	Left, right, bilateral indicators are sometimes payor specific	Use according to payor guidance when laterality or bilateral indicator is required for billing of the device.
`KJ`	Orthotic fit/adjustment component (DMEPOS-related)	Use when a specific payor requires a modifier indicating orthotic adjustment or fitting services.
`KR`	Repair — product-related modifier	Use when billing involves repair of the device components rather than initial supply.
`QX`	Service furnished under a specific practitioner arrangement (modifier for billing pairs)	Use when a specific billing arrangement between clinician and supplier necessitates modifier pairing.
`UE`	Left-sided upper extremity — example of laterality modifiers usage	Use only when payor requires explicit laterality notation; for `K1007` typically bilateral but use as directed.

Taxonomy Code	Specialty	Notes
`225100000X`	Physical Medicine & Rehabilitation (Physiatry)	Physician evaluation, goals, and medical necessity documentation.
`333600000X`	Prosthetics & Orthotics	Certified orthotist responsible for measurement, fabrication, fitting, and adjustments.
`208000000X`	Physical Therapy	Gait training, device training, and functional outcome assessments.
`207Q00000X`	Occupational Therapy	Activities of daily living training and adaptive technique instruction.
`282N00000X`	Orthopedic Surgery	Surgical colleagues involved when joint pathology or surgical history influences orthotic design.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`G82.50`	Paraplegia, unspecified	Severe bilateral lower-extremity motor impairment often requiring powered bilateral orthoses for ambulation support.
`G83.4`	Cauda equina syndrome	Bilateral lower-extremity weakness and sensory loss that may necessitate advanced orthotic support.
`G12.21`	Amyotrophic lateral sclerosis	Progressive motor neuron disease causing progressive weakness where powered orthoses can assist mobility.
`G35`	Multiple sclerosis	Demyelinating disease causing gait impairment and fatigue; powered orthoses can improve endurance and stability.
`M16.9`	Osteoarthritis of hip, unspecified	Severe bilateral hip joint pathology that may be part of combined indications when motorized hip–knee–ankle–foot device is considered.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`97760`	Orthotic management and training, initial encounter; with training by provider, with evaluation and fitting of orthosis, one or more areas, lower extremity	Commonly performed by physical therapists at initial device delivery and training sessions.
`97761`	Prosthetic training, initial encounter	Used if prosthetic-style training protocols are applied for gait and device ambulation techniques.
`97530`	Therapeutic activities, direct (one-on-one) patient contact	Used during therapy sessions to improve functional mobility with the powered orthosis.
`99214`	Office or other outpatient visit for the evaluation and management of an established patient, moderate complexity	Used by the physiatrist for follow-up visits documenting device effectiveness and medical necessity.
`97763`	Orthotic and prosthetic supply, fitting and adjustment of a prosthesis or orthosis	Used for billing specific fitting/adjustment services associated with device delivery.

HCPCS K1004: Low Frequency Ultrasonic Diathermy Device for Home Use

HCPCS-K1005-DISPOSABLE-BREAST-MILK-COLLECTION-STORAGE-BAG

HCPCS K1005: Disposable Breast Milk Collection and Storage Bag

HCPCS-K1006-HOME-SUCTION-PUMP-URINE-MANAGEMENT

HCPCS K1006: Home Suction Pump for External Urine Management

HCPCS-K1009-SPEECH-VOLUME-MODULATION-SYSTEM

HCPCS K1009: Speech Volume Modulation System, All Components and Accessories

HCPCS-K1010-INDWELLING-INTRAURETHRAL-DRAINAGE-DEVICE-REPLACEMENT

HCPCS K1010: Indwelling Intraurethral Drainage Device, Replacement Only

HCPCS-K1011-ACTIVATION-DEVICE-INTRAURETHRAL-DRAINAGE-VALVE-REPLACEMENT

HCPCS Level II K1011: Activation Device for Intraurethral Drainage Valve

HCPCS-K1012-CHARGER-BASE-INTRAURETHRAL-ACTIVATION-DEVICE-REPLACEMENT

HCPCS K1012: Charger and Base for Intraurethral Activation Device, Replacement Only

HCPCS-K1013-ENEMA-TUBE-REPLACEMENT

HCPCS Level II K1013: Enema Tube, Replacement Only

HCPCS-K1014-ENDOSKELETAL-KNEE-SHIN-4-BAR-FLUID-CONTROL

HCPCS K1014: Endoskeletal Knee-Shin System with Fluid Swing/Stance Control

HCPCS-K1015-FOOT-ADDUCTUS-POSITIONING-DEVICE-ADJUSTABLE

HCPCS K1015: Foot Adductus Positioning Device, Adjustable

Showing 1–10 of 32

Frequently Asked Questions

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.

OpenPayer

HCPCS Level II K1007: Powered Bilateral Lower‑Extremity Orthosis

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Billing Code Overview

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OpenPayer

HCPCS Level II K1007: Powered Bilateral Lower‑Extremity Orthosis

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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

HCPCS Level II K1007: Powered Bilateral Lower‑Extremity Orthosis

Sign up for hcpcs K1007 policy alerts

Billing Code Overview

HCPCS Level II K1007: Powered Bilateral Lower‑Extremity Orthosis

Sign up for hcpcs K1007 policy alerts

Billing Code Overview

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

What device and components are described by HCPCS code K1007, and where is it typically provided?

What clinical documentation and workflow elements are outlined as part of supplying a K1007 device?

Which specialties and taxonomy codes are associated with K1007 services?

Which CPT codes are commonly billed in conjunction with K1007 and what are they used for?

What billing modifiers may be applicable to K1007 claims and when are they used?

References

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

What device and components are described by HCPCS code K1007, and where is it typically provided?

What clinical documentation and workflow elements are outlined as part of supplying a K1007 device?

Which specialties and taxonomy codes are associated with K1007 services?

Which CPT codes are commonly billed in conjunction with K1007 and what are they used for?

What billing modifiers may be applicable to K1007 claims and when are they used?

References