HCPCS K0743: Portable Home Suction Pump for Wound Care

HCPCS Level II code K0743 designates a portable, home-model suction pump for wound care used to provide negative-pressure or wound drainage therapy outside of institutional settings. Nationally, this code matters because it identifies durable medical equipment (DME) supplied for outpatient and home-based wound management, which affects coverage determinations, equipment rental or purchase decisions, and claims processing across major payers. Key payers included in this analysis are Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will learn how K0743 is described clinically and administratively, the typical sites of use, common billing considerations, and the payer landscape for coverage and reimbursement practices. The publication summarizes benchmarks where available, highlights relevant policy and coding guidance, and situates the device within clinical contexts for home wound therapy. Data not available in the input is noted where applicable.

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Billing Code Overview

HCPCS Level II code K0743 describes a suction pump, home model, portable, for use on wounds. This device is intended to provide negative-pressure wound therapy in home settings and is classified as durable medical equipment for wound management. Service type: Durable medical equipment (DME) — portable suction pump for wound care. Typical site of service: home health care / patient residence, with use directed by home health agencies or durable medical equipment suppliers for outpatient wound management.

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HCPCS K0743: Portable Home Suction Pump for Wound Care

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Billing Code Overview

Clinical & Coding Specifications

Clinical Context

A typical patient is a 65-year-old ambulatory individual with a chronic non-healing lower extremity wound (for example, a diabetic plantar ulcer or venous stasis ulcer) being managed at home after discharge from an acute care or wound clinic visit. The wound demonstrates persistent drainage and requires negative pressure wound therapy delivered by a portable home suction pump to promote granulation, manage exudate, and protect the skin. A wound care nurse or home health registered nurse coordinates delivery and setup of the portable suction pump K0743, instructs the patient and caregiver on device operation, dressing changes, canister disposal, and alarm troubleshooting, and documents service delivery in the home medical record. The typical clinical workflow includes wound assessment and measurement, selection of appropriate dressing and suction settings, device provision and patient education, regular home nursing visits for dressing change and device monitoring, and periodic physician or advanced practice clinician follow-up to evaluate wound healing and determine continued need for the device.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`E11.621`	Type 2 diabetes mellitus with foot ulcer	Diabetic foot ulcers commonly require negative pressure and portable suction pumps in the home to manage exudate and promote healing.
`L97.409`	Non-pressure chronic ulcer of unspecified part of right lower leg with unspecified severity	Chronic lower extremity ulcers often managed with home suction for ongoing drainage control.
`I83.219`	Varicose veins of left lower extremity with ulcer, unspecified	Venous stasis ulcers produce significant exudate and benefit from negative pressure wound therapy at home.
`T79.A11`	Post-traumatic wound infection of skin and subcutaneous tissue of right lower limb	Infected wounds after trauma may require prolonged suction and wound care in the home setting.
`Z48.02`	Encounter for removal of sutures and staples	Postoperative wound follow-up encounters where home suction devices are provided or monitored.
`L89.309`	Pressure ulcer of sacral region, stage 3	Pressure injuries with heavy exudate may be managed with portable suction pumps in home care.
`M86.171`	Subacute osteomyelitis, right femur	Complex deep infections adjacent to wounds may require adjunctive negative pressure therapy and home suction management.
`S81.811A`	Laceration without foreign body of right lower leg, initial encounter	Acute wounds with continued drainage transitioning to home care may use portable suction devices.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`97605`	Negative pressure wound therapy (eg, vacuum assisted drainage collection), including topical application(s), wound assessment, and instructions for ongoing care, per session; typically for first 20 sq cm — debridement not included	Often performed in clinic/point-of-care before transitioning patient to home suction pump `K0743`; documents active NPWT management and patient education.
`97606`	Negative pressure wound therapy, larger than 20 sq cm, per session	Used for larger wounds in clinic or home visits; complements ongoing use of portable home suction devices.
`99406`	Smoking and tobacco use cessation counseling, intermediate, greater than 3 minutes up to 10 minutes	Ancillary counseling commonly provided during wound care visits that support healing when device `K0743` is used at home.
`11042`	Debridement, muscle and/or fascia; first 20 sq cm — surgical debridement	Surgical or sharp debridement performed prior to initiating negative pressure therapy and home suction pump provision.
`11043`	Debridement, muscle and/or fascia; each additional 20 sq cm	Additional debridement often required for larger wounds before home NPWT setup.
`97597`	Debridement (eg, high-pressure irrigation) and wound care, selective debridement, open wound, first 20 sq cm	Performed in outpatient or home settings as part of ongoing wound management alongside `K0743`.

Related Modifiers

8 rows

Modifier	Description	When to Use
52	Modifier ‑52 (Reduced Services) indicates that a service or procedure was partially reduced or omitted at the provider’s discretion, allowing reporting of the basic procedure number with a qualifier…	- Use modifier -52 when a physician or qualified health professional electively reduces or omits part of a procedure or service (for example, performing fewer required views or omitting a portion of…
53	Modifier 53 (Discontinued Procedure) signals that a surgical or diagnostic service was begun by the physician but terminated because of extenuating circumstances that threatened the patient’s…	- Use modifier -53 when a physician/qualified healthcare professional has started a surgical or diagnostic procedure (e.g., anesthesia administered, incision or scope insertion) and then discontinues…
54	Modifier ‑54 (“Surgical care only”) is appended to a CPT surgical procedure when the reporting surgeon performs the intraoperative (surgical) component but does not furnish the preoperative and/or…	- Use modifier -54 when the reporting surgeon provided only the intraoperative (surgical) component of a procedure and preoperative and/or postoperative management has been or will be provided by…
55	Modifier –55 indicates the billing provider furnished only postoperative management for a procedure that has a global surgical period. According to AAPC, this modifier is appended to the same CPT…	- Use modifier -55 when billing the same CPT surgical code that has a 10- or 90-day global period and you, as a provider other than the original surgeon, furnished ONLY postoperative management (no…
56	Modifier ‑56 indicates the reporting provider furnished only the preoperative management for a surgical procedure and did not perform the intraoperative or postoperative care. It is used in…	- Use Modifier -56 when a provider performs only the preoperative management in a split‑care situation (one physician manages preop care while a different physician performs the intraoperative…
62	Modifier 62 indicates that two surgeons function as co‑surgeons, each performing distinct parts of the same primary surgical procedure. It is appended to the primary procedure code (and any…	- Use modifier -62 when two surgeons act as co‑surgeons (both primary surgeons) on a single definitive primary procedure, each performing distinct parts of the same surgical procedure (append -62 to…
80	CPT® Modifier 80 (Assistant Surgeon) is appended to a surgical CPT code when a physician (MD or DO) provides full, continuous assistance throughout the operative procedure. It is intended only for…	- Use CPT Modifier -80 when a physician (MD or DO) serves as an assistant surgeon and provides full, continuous assistance throughout the entire operative procedure; append -80 to the surgical CPT…
82	Modifier 82 is appended to a surgical CPT code to indicate that an attending physician acted as an assistant because a qualified resident surgeon was unavailable. In teaching hospitals it documents…	- When to use: Append modifier 82 in teaching-hospital settings to indicate a physician served as an assistant surgeon because a qualified resident surgeon was unavailable (includes situations where…

Related Provider Taxonomies

8 rows

Taxonomy Code	Specialty	Notes
163W00000X	Registered Nurse	(1) A registered nurse is a person qualified by graduation from an accredited nursing school (depending upon schooling, a registered nurse may receive…
208D00000X	General Practice Physician	A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.
367A00000X	Advanced Practice Midwife	Advanced practice midwifery encompasses the independent provision of care during pregnancy, childbirth, and the postpartum period; sexual and reproduc…
363L00000X	Nurse Practitioner	(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision mak…
363A00000X	Physician Assistant	A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and…
111NT0100X	Thermography Chiropractor	The NUCC recommends this code not be used. Choose a more appropriate code.
163WN0002X	Neonatal Intensive Care Registered Nurse	Nursing Service Providers · Registered Nurse
320600000X	Intellectual and/or Developmental Disabilities Residential Treatment Facility	A residential facility that provides habilitation services and other care and treatment to adults or children diagnosed with developmental and intelle…

HCPCS Level II K0001: Standard Wheelchair

HCPCS-K0002-STANDARD-HEMI-LOW-SEAT-WHEELCHAIR

HCPCS K0002: Standard Hemi (Low Seat) Wheelchair

HCPCS-K0003-LIGHTWEIGHT-WHEELCHAIR

HCPCS K0003: Lightweight Wheelchair

HCPCS-K0004-HIGH-STRENGTH-LIGHTWEIGHT-WHEELCHAIR

HCPCS K0004: High Strength, Lightweight Wheelchair

HCPCS-K0005-ULTRALIGHTWEIGHT-WHEELCHAIR

HCPCS K0005: Ultralightweight Wheelchair

HCPCS-K0006-HEAVY-DUTY-WHEELCHAIR

HCPCS Level II K0006: Heavy Duty Wheelchair

HCPCS-K0007-EXTRA-HEAVY-DUTY-WHEELCHAIR

HCPCS K0007: Extra Heavy Duty Wheelchair

HCPCS-K0008-CUSTOM-MANUAL-WHEELCHAIR

HCPCS Level II K0008: Custom Manual Wheelchair/Base

HCPCS-K0009-OTHER-MANUAL-WHEELCHAIR-BASE

HCPCS K0009: Other Manual Wheelchair/Base

HCPCS-K0010-STANDARD-WEIGHT-FRAME-POWER-WHEELCHAIR

HCPCS K0010: Standard Weight Frame Motorized/Power Wheelchair

Showing 1–10 of 135

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

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`E11.621`	Type 2 diabetes mellitus with foot ulcer	Diabetic foot ulcers commonly require negative pressure and portable suction pumps in the home to manage exudate and promote healing.
`L97.409`	Non-pressure chronic ulcer of unspecified part of right lower leg with unspecified severity	Chronic lower extremity ulcers often managed with home suction for ongoing drainage control.
`I83.219`	Varicose veins of left lower extremity with ulcer, unspecified	Venous stasis ulcers produce significant exudate and benefit from negative pressure wound therapy at home.
`T79.A11`	Post-traumatic wound infection of skin and subcutaneous tissue of right lower limb	Infected wounds after trauma may require prolonged suction and wound care in the home setting.
`Z48.02`	Encounter for removal of sutures and staples	Postoperative wound follow-up encounters where home suction devices are provided or monitored.
`L89.309`	Pressure ulcer of sacral region, stage 3	Pressure injuries with heavy exudate may be managed with portable suction pumps in home care.
`M86.171`	Subacute osteomyelitis, right femur	Complex deep infections adjacent to wounds may require adjunctive negative pressure therapy and home suction management.
`S81.811A`	Laceration without foreign body of right lower leg, initial encounter	Acute wounds with continued drainage transitioning to home care may use portable suction devices.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`97605`	Negative pressure wound therapy (eg, vacuum assisted drainage collection), including topical application(s), wound assessment, and instructions for ongoing care, per session; typically for first 20 sq cm — debridement not included	Often performed in clinic/point-of-care before transitioning patient to home suction pump `K0743`; documents active NPWT management and patient education.
`97606`	Negative pressure wound therapy, larger than 20 sq cm, per session	Used for larger wounds in clinic or home visits; complements ongoing use of portable home suction devices.
`99406`	Smoking and tobacco use cessation counseling, intermediate, greater than 3 minutes up to 10 minutes	Ancillary counseling commonly provided during wound care visits that support healing when device `K0743` is used at home.
`11042`	Debridement, muscle and/or fascia; first 20 sq cm — surgical debridement	Surgical or sharp debridement performed prior to initiating negative pressure therapy and home suction pump provision.
`11043`	Debridement, muscle and/or fascia; each additional 20 sq cm	Additional debridement often required for larger wounds before home NPWT setup.
`97597`	Debridement (eg, high-pressure irrigation) and wound care, selective debridement, open wound, first 20 sq cm	Performed in outpatient or home settings as part of ongoing wound management alongside `K0743`.

Related Modifiers

8 rows

Modifier	Description	When to Use
52	Modifier ‑52 (Reduced Services) indicates that a service or procedure was partially reduced or omitted at the provider’s discretion, allowing reporting of the basic procedure number with a qualifier…	- Use modifier -52 when a physician or qualified health professional electively reduces or omits part of a procedure or service (for example, performing fewer required views or omitting a portion of…
53	Modifier 53 (Discontinued Procedure) signals that a surgical or diagnostic service was begun by the physician but terminated because of extenuating circumstances that threatened the patient’s…	- Use modifier -53 when a physician/qualified healthcare professional has started a surgical or diagnostic procedure (e.g., anesthesia administered, incision or scope insertion) and then discontinues…
54	Modifier ‑54 (“Surgical care only”) is appended to a CPT surgical procedure when the reporting surgeon performs the intraoperative (surgical) component but does not furnish the preoperative and/or…	- Use modifier -54 when the reporting surgeon provided only the intraoperative (surgical) component of a procedure and preoperative and/or postoperative management has been or will be provided by…
55	Modifier –55 indicates the billing provider furnished only postoperative management for a procedure that has a global surgical period. According to AAPC, this modifier is appended to the same CPT…	- Use modifier -55 when billing the same CPT surgical code that has a 10- or 90-day global period and you, as a provider other than the original surgeon, furnished ONLY postoperative management (no…
56	Modifier ‑56 indicates the reporting provider furnished only the preoperative management for a surgical procedure and did not perform the intraoperative or postoperative care. It is used in…	- Use Modifier -56 when a provider performs only the preoperative management in a split‑care situation (one physician manages preop care while a different physician performs the intraoperative…
62	Modifier 62 indicates that two surgeons function as co‑surgeons, each performing distinct parts of the same primary surgical procedure. It is appended to the primary procedure code (and any…	- Use modifier -62 when two surgeons act as co‑surgeons (both primary surgeons) on a single definitive primary procedure, each performing distinct parts of the same surgical procedure (append -62 to…
80	CPT® Modifier 80 (Assistant Surgeon) is appended to a surgical CPT code when a physician (MD or DO) provides full, continuous assistance throughout the operative procedure. It is intended only for…	- Use CPT Modifier -80 when a physician (MD or DO) serves as an assistant surgeon and provides full, continuous assistance throughout the entire operative procedure; append -80 to the surgical CPT…
82	Modifier 82 is appended to a surgical CPT code to indicate that an attending physician acted as an assistant because a qualified resident surgeon was unavailable. In teaching hospitals it documents…	- When to use: Append modifier 82 in teaching-hospital settings to indicate a physician served as an assistant surgeon because a qualified resident surgeon was unavailable (includes situations where…

Related Provider Taxonomies

8 rows

Taxonomy Code	Specialty	Notes
163W00000X	Registered Nurse	(1) A registered nurse is a person qualified by graduation from an accredited nursing school (depending upon schooling, a registered nurse may receive…
208D00000X	General Practice Physician	A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.
367A00000X	Advanced Practice Midwife	Advanced practice midwifery encompasses the independent provision of care during pregnancy, childbirth, and the postpartum period; sexual and reproduc…
363L00000X	Nurse Practitioner	(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision mak…
363A00000X	Physician Assistant	A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and…
111NT0100X	Thermography Chiropractor	The NUCC recommends this code not be used. Choose a more appropriate code.
163WN0002X	Neonatal Intensive Care Registered Nurse	Nursing Service Providers · Registered Nurse
320600000X	Intellectual and/or Developmental Disabilities Residential Treatment Facility	A residential facility that provides habilitation services and other care and treatment to adults or children diagnosed with developmental and intelle…

HCPCS Level II K0001: Standard Wheelchair

HCPCS-K0002-STANDARD-HEMI-LOW-SEAT-WHEELCHAIR

HCPCS K0002: Standard Hemi (Low Seat) Wheelchair

HCPCS-K0003-LIGHTWEIGHT-WHEELCHAIR

HCPCS K0003: Lightweight Wheelchair

HCPCS-K0004-HIGH-STRENGTH-LIGHTWEIGHT-WHEELCHAIR

HCPCS K0004: High Strength, Lightweight Wheelchair

HCPCS-K0005-ULTRALIGHTWEIGHT-WHEELCHAIR

HCPCS K0005: Ultralightweight Wheelchair

HCPCS-K0006-HEAVY-DUTY-WHEELCHAIR

HCPCS Level II K0006: Heavy Duty Wheelchair

HCPCS-K0007-EXTRA-HEAVY-DUTY-WHEELCHAIR

HCPCS K0007: Extra Heavy Duty Wheelchair

HCPCS-K0008-CUSTOM-MANUAL-WHEELCHAIR

HCPCS Level II K0008: Custom Manual Wheelchair/Base

HCPCS-K0009-OTHER-MANUAL-WHEELCHAIR-BASE

HCPCS K0009: Other Manual Wheelchair/Base

HCPCS-K0010-STANDARD-WEIGHT-FRAME-POWER-WHEELCHAIR

HCPCS K0010: Standard Weight Frame Motorized/Power Wheelchair

Showing 1–10 of 135

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.

OpenPayer

HCPCS K0743: Portable Home Suction Pump for Wound Care

Sign up for hcpcs K0743 policy alerts

Billing Code Overview

OpenPayer

HCPCS K0743: Portable Home Suction Pump for Wound Care

Sign up for hcpcs K0743 policy alerts

Billing Code Overview

Clinical & Coding Specifications

Clinical Context

Related Diagnoses

Related CPT Codes

Related Modifiers

Related Provider Taxonomies

Related Codes

References

Clinical & Coding Specifications

Clinical Context

Related Diagnoses

Related CPT Codes

Related Modifiers

Related Provider Taxonomies

Related Codes

References