HCPCS Level II A6456: Zinc Paste Impregnated Bandage, Non-Elastic

HCPCS Level II code A6456 describes a zinc paste–impregnated, non‑elastic knitted or woven bandage supplied per yard, intended for wound and venous disease compression or dressing applications; the service is a durable medical supply for compression/wound care typically used in outpatient clinics, wound care centers, home health settings, or retail medical supply dispensaries where bandaging materials are applied or dispensed.

For related coverage guidance, see recent payer policy updates: Salivary Hormone Testing, Parathyroid Hormone, Phosphorus, Calcium, and Magnesium Testing, Bone Turnover Markers Testing.

Customize your policy alerts

Sign up for hcpcs A6456 policy alerts

Get alerted when payer policies referencing A6456 are released or updated.

Monitor payer policy activity

Receive email alerts as soon as relevant payer policies are published or updated.

Explore openpayer tools

View all tools

HCPCS Level II A6456: Zinc Paste Impregnated Bandage, Non-Elastic

For related coverage guidance, see recent payer policy updates: Salivary Hormone Testing, Parathyroid Hormone, Phosphorus, Calcium, and Magnesium Testing, Bone Turnover Markers Testing.

Customize your policy alerts

Sign up for hcpcs A6456 policy alerts

Get alerted when payer policies referencing A6456 are released or updated.

Monitor payer policy activity

Receive email alerts as soon as relevant payer policies are published or updated.

Clinical & Coding Specifications

Clinical Context

A typical patient is an adult with a lower-extremity venous stasis ulcer or chronic eczematous dermatitis requiring a zinc paste impregnated, non-elastic, knitted/woven bandage for compression therapy and wound protection. The dressing is supplied in the outpatient wound care clinic, home health visit, or durable medical equipment workflow and is measured and dispensed by the yard. A clinician (wound care nurse, podiatrist, vascular surgeon, or home health nurse) selects A6456 when a non-elastic zinc-impregnated bandage 3–5 inches wide is required to maintain a zinc-based barrier, reduce maceration, and provide mild compression over a primary dressing. The workflow typically includes wound assessment, measurement, primary dressing application, secondary zinc paste bandage measured and cut per yard, patient education on wear time and signs of complication, and documentation of quantity dispensed and clinical rationale in the medical record. Insurance verification and prior authorization steps may occur for durable medical equipment coverage or home health supplies prior to dispensing.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`97605`	Negative pressure wound therapy (NPWT) dressings change, simple	May be performed prior to application of zinc paste bandage when NPWT is discontinued and secondary dressings are applied.
`97597`	Debridement (selective) of open wound, first 20 sq cm or less	Debridement is often performed before application of a zinc-impregnated bandage to prepare the wound bed.
`11042`	Debridement, subcutaneous tissue (eg, fascial plane) first 20 sq cm	Surgical debridement codes may be used for deeper wound preparation prior to prolonged zinc paste bandaging.
`99070`	Supplies and materials (except spectacles), noncovered items, used for patient care	May be used by some payors to report miscellaneous supplies when specific HCPCS is not payable; typically not used if `A6456` is billed.
`29580`	Application of multi-layer compression system; leg (elastic/non-elastic)	Use when multi-layer compression systems are applied in conjunction with zinc paste bandage for venous ulcer management.

Related Modifiers

5 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…
77	Modifier 77 indicates that a previously performed procedure or service was legitimately repeated by a different physician or other qualified health care professional. The AMA’s CPT definition…	- Use modifier 77 when a basic procedure or service already performed is repeated by a different physician or other qualified health care professional (for example, a second provider independently…
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…
8P	Modifier 8P—Performance Measure Reporting Modifier – Action Not Performed, Reason Not Otherwise Specified— is appended only to CPT Category II quality-reporting codes to indicate that the specified…	- Use modifier -8P only with CPT Category II codes when the quality-measure action was not performed for an eligible patient and there is no documented reason in the medical record for omitting the…

Related Provider Taxonomies

8 rows

Taxonomy Code	Specialty	Notes
174H00000X	Health Educator	Health educators work in a variety of settings providing education to individuals or groups of individuals on healthy behaviors, wellness, and health-…
1835P0200X	Pediatric Pharmacist	A licensed pharmacist who has demonstrated specialized knowledge and skill in the delivery of patient care services by pharmacists that ensures the sa…
207V00000X	Obstetrics & Gynecology Physician	An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproducti…
164W00000X	Licensed Practical Nurse	An individual with post-high school vocational training and practical experience in the provision of nursing care at a level less than that required f…
246W00000X	Cardiology Technician	An individual who has knowledge of specific techniques, instruments, and equipment required in performing specific cardiovascular/peripheral vascular …
367H00000X	Anesthesiologist Assistant	An individual certified by the state to perform anesthesia services under the direct supervision of an anesthesiologist. Anesthesiologist Assistants …
207RA0401X	Addiction Medicine (Internal Medicine) Physician	An internist doctor of osteopathy that specializes in the treatment of addiction disorders. A doctor of osteopathy that is board eligible/certified b…
207VX0000X	Obstetrics Physician	A physician who specializes in diagnosis, treatment, and management of patients with obstetric conditions.

Related ICD-10-CM Codes

26 rows

ICD-10-CM Code	Description
B35.1	Tinea unguium
E11.51	Type 2 diabetes mellitus with diabetic peripheral angiopathy without gangrene
E11.621	Type 2 diabetes mellitus with foot ulcer
I83.019	Varicose veins of right lower extremity with ulcer of unspecified site
I83.219	Varicose veins of right lower extremity with both ulcer of unspecified site and inflammation
I87.2	Venous insufficiency (chronic) (peripheral)
I87.8	Other specified disorders of veins
L03.115	Cellulitis of right lower limb
L03.116	Cellulitis of left lower limb
L30.9	Dermatitis, unspecified

Showing 1–10 of 26

Related Payer Policy Updates

Specialty: Endocrinology1 / 3

10 rows

Policy	Payer	Effective Date
Salivary Hormone Testing	Oscar Health	2026-10-01
Parathyroid Hormone, Phosphorus, Calcium, and Magnesium Testing	Oscar Health	2026-10-01
Bone Turnover Markers Testing	Oscar Health	2026-10-01
Testosterone — Coverage Criteria for Measurement and Monitoring	Oscar Health	2026-10-01
Diabetes Mellitus Testing — Coverage Criteria	Oscar Health	2026-10-01
Thyroid Disease Testing	Oscar Health	2026-10-01
Thyroid Disease Testing	blue cross blue shield - louisiana	2026-09-15
Thyroid Disease Testing	Blue Cross Blue Shield - New Mexico	2026-09-04
Parathyroid Hormone, Phosphorous, Calcium and Magnesium Testing	Blue Cross Blue Shield - New Mexico	2026-09-04
Testosterone laboratory testing and management	Premera Bluecross	2026-09-04

Related Codes

HCPCS-A4206-STERILE-SYRINGE-1CC-NEEDLE

HCPCS A4206: Syringe with Needle, 1 cc or Less, Sterile

HCPCS-A4207-STERILE-2CC-SYRINGE-WITH-NEEDLE

HCPCS Level II A4207: Syringe with Needle, Sterile 2 cc

HCPCS-A4208-STERILE-3CC-SYRINGE-WITH-NEEDLE

HCPCS Level II A4208: Syringe with Needle, Sterile 3 cc

HCPCS-A4209-STERILE-SYRINGE-WITH-NEEDLE-5CC-OR-GREATER

HCPCS Level II A4209: Syringe with Needle, Sterile 5 cc or Greater

HCPCS-A4210-NEEDLE-FREE-INJECTION-DEVICE

HCPCS Level II A4210: Needle-free Injection Device, Each

HCPCS-A4211-SUPPLIES-SELF-ADMINISTERED-INJECTIONS

HCPCS Level II A4211: Supplies for Self-Administered Injections

HCPCS-A4212-NON-CORING-NEEDLE-STYLET-CATHETER-ACCESS-SUPPLY

HCPCS Level II A4212: Non-coring Needle or Stylet with/without Catheter

HCPCS-A4213-STERILE-SYRINGE-20CC-OR-GREATER

HCPCS Level II A4213: Syringe, Sterile, 20 cc or Greater, Each

HCPCS-A4215-STERILE-NEEDLE-SINGLE-EACH

HCPCS Level II A4215: Needle, Sterile, Any Size

HCPCS-A4216-STERILE-DILUENT-FLUSH-10ML

HCPCS Level II A4216: Sterile Diluent/Flush, 10 ml

Showing 1–10 of 633

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.

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.

Explore openpayer tools

View all tools

Clinical & Coding Specifications

Clinical Context

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`97605`	Negative pressure wound therapy (NPWT) dressings change, simple	May be performed prior to application of zinc paste bandage when NPWT is discontinued and secondary dressings are applied.
`97597`	Debridement (selective) of open wound, first 20 sq cm or less	Debridement is often performed before application of a zinc-impregnated bandage to prepare the wound bed.
`11042`	Debridement, subcutaneous tissue (eg, fascial plane) first 20 sq cm	Surgical debridement codes may be used for deeper wound preparation prior to prolonged zinc paste bandaging.
`99070`	Supplies and materials (except spectacles), noncovered items, used for patient care	May be used by some payors to report miscellaneous supplies when specific HCPCS is not payable; typically not used if `A6456` is billed.
`29580`	Application of multi-layer compression system; leg (elastic/non-elastic)	Use when multi-layer compression systems are applied in conjunction with zinc paste bandage for venous ulcer management.

Related Modifiers

5 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…
77	Modifier 77 indicates that a previously performed procedure or service was legitimately repeated by a different physician or other qualified health care professional. The AMA’s CPT definition…	- Use modifier 77 when a basic procedure or service already performed is repeated by a different physician or other qualified health care professional (for example, a second provider independently…
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…
8P	Modifier 8P—Performance Measure Reporting Modifier – Action Not Performed, Reason Not Otherwise Specified— is appended only to CPT Category II quality-reporting codes to indicate that the specified…	- Use modifier -8P only with CPT Category II codes when the quality-measure action was not performed for an eligible patient and there is no documented reason in the medical record for omitting the…

Related Provider Taxonomies

8 rows

Taxonomy Code	Specialty	Notes
174H00000X	Health Educator	Health educators work in a variety of settings providing education to individuals or groups of individuals on healthy behaviors, wellness, and health-…
1835P0200X	Pediatric Pharmacist	A licensed pharmacist who has demonstrated specialized knowledge and skill in the delivery of patient care services by pharmacists that ensures the sa…
207V00000X	Obstetrics & Gynecology Physician	An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproducti…
164W00000X	Licensed Practical Nurse	An individual with post-high school vocational training and practical experience in the provision of nursing care at a level less than that required f…
246W00000X	Cardiology Technician	An individual who has knowledge of specific techniques, instruments, and equipment required in performing specific cardiovascular/peripheral vascular …
367H00000X	Anesthesiologist Assistant	An individual certified by the state to perform anesthesia services under the direct supervision of an anesthesiologist. Anesthesiologist Assistants …
207RA0401X	Addiction Medicine (Internal Medicine) Physician	An internist doctor of osteopathy that specializes in the treatment of addiction disorders. A doctor of osteopathy that is board eligible/certified b…
207VX0000X	Obstetrics Physician	A physician who specializes in diagnosis, treatment, and management of patients with obstetric conditions.

Related ICD-10-CM Codes

26 rows

ICD-10-CM Code	Description
B35.1	Tinea unguium
E11.51	Type 2 diabetes mellitus with diabetic peripheral angiopathy without gangrene
E11.621	Type 2 diabetes mellitus with foot ulcer
I83.019	Varicose veins of right lower extremity with ulcer of unspecified site
I83.219	Varicose veins of right lower extremity with both ulcer of unspecified site and inflammation
I87.2	Venous insufficiency (chronic) (peripheral)
I87.8	Other specified disorders of veins
L03.115	Cellulitis of right lower limb
L03.116	Cellulitis of left lower limb
L30.9	Dermatitis, unspecified

Showing 1–10 of 26

Related Payer Policy Updates

Specialty: Endocrinology1 / 3

10 rows

Policy	Payer	Effective Date
Salivary Hormone Testing	Oscar Health	2026-10-01
Parathyroid Hormone, Phosphorus, Calcium, and Magnesium Testing	Oscar Health	2026-10-01
Bone Turnover Markers Testing	Oscar Health	2026-10-01
Testosterone — Coverage Criteria for Measurement and Monitoring	Oscar Health	2026-10-01
Diabetes Mellitus Testing — Coverage Criteria	Oscar Health	2026-10-01
Thyroid Disease Testing	Oscar Health	2026-10-01
Thyroid Disease Testing	blue cross blue shield - louisiana	2026-09-15
Thyroid Disease Testing	Blue Cross Blue Shield - New Mexico	2026-09-04
Parathyroid Hormone, Phosphorous, Calcium and Magnesium Testing	Blue Cross Blue Shield - New Mexico	2026-09-04
Testosterone laboratory testing and management	Premera Bluecross	2026-09-04

Related Codes

HCPCS-A4206-STERILE-SYRINGE-1CC-NEEDLE

HCPCS A4206: Syringe with Needle, 1 cc or Less, Sterile

HCPCS-A4207-STERILE-2CC-SYRINGE-WITH-NEEDLE

HCPCS Level II A4207: Syringe with Needle, Sterile 2 cc

HCPCS-A4208-STERILE-3CC-SYRINGE-WITH-NEEDLE

HCPCS Level II A4208: Syringe with Needle, Sterile 3 cc

HCPCS-A4209-STERILE-SYRINGE-WITH-NEEDLE-5CC-OR-GREATER

HCPCS Level II A4209: Syringe with Needle, Sterile 5 cc or Greater

HCPCS-A4210-NEEDLE-FREE-INJECTION-DEVICE

HCPCS Level II A4210: Needle-free Injection Device, Each

HCPCS-A4211-SUPPLIES-SELF-ADMINISTERED-INJECTIONS

HCPCS Level II A4211: Supplies for Self-Administered Injections

HCPCS-A4212-NON-CORING-NEEDLE-STYLET-CATHETER-ACCESS-SUPPLY

HCPCS Level II A4212: Non-coring Needle or Stylet with/without Catheter

HCPCS-A4213-STERILE-SYRINGE-20CC-OR-GREATER

HCPCS Level II A4213: Syringe, Sterile, 20 cc or Greater, Each

HCPCS-A4215-STERILE-NEEDLE-SINGLE-EACH

HCPCS Level II A4215: Needle, Sterile, Any Size

HCPCS-A4216-STERILE-DILUENT-FLUSH-10ML

HCPCS Level II A4216: Sterile Diluent/Flush, 10 ml

Showing 1–10 of 633

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.

Published by

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

HCPCS Level II A6456: Zinc Paste Impregnated Bandage, Non-Elastic

Sign up for hcpcs A6456 policy alerts

HCPCS Level II A6456: Zinc Paste Impregnated Bandage, Non-Elastic

Sign up for hcpcs A6456 policy alerts

Clinical & Coding Specifications

Clinical Context

Related CPT Codes

Related Modifiers

Related Provider Taxonomies

Related ICD-10-CM Codes

Related Payer Policy Updates

Related Codes

What exactly does HCPCS code A6456 represent?

In what clinical situations and care workflows is A6456 commonly used?

How should the A6456 supply be measured and documented for billing?

Which CPT codes are commonly performed with or prior to billing A6456?

Which payers cover A6456 and is prior authorization typically required?

References

Clinical & Coding Specifications

Clinical Context

Related CPT Codes

Related Modifiers

Related Provider Taxonomies

Related ICD-10-CM Codes

Related Payer Policy Updates

Related Codes

What exactly does HCPCS code A6456 represent?

In what clinical situations and care workflows is A6456 commonly used?

How should the A6456 supply be measured and documented for billing?

Which CPT codes are commonly performed with or prior to billing A6456?

Which payers cover A6456 and is prior authorization typically required?

References