HCPCS Level II A6525: Gradient Compression Garment, Lower Leg and Foot, Nighttime

HCPCS Level II code A6525 describes a custom, padded gradient compression garment for the lower leg and foot intended for nighttime use; the service is a durable medical equipment supply of a custom-fitted lower-leg/foot compression garment provided typically in outpatient durable medical equipment settings or fitted in a clinic for home/nighttime therapy.

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HCPCS Level II A6525: Gradient Compression Garment, Lower Leg and Foot, Nighttime

Customize your policy alerts

Sign up for hcpcs A6525 policy alerts

Get alerted when payer policies referencing A6525 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 patient with chronic venous insufficiency and persistent lower‑leg edema is prescribed a custom, padded gradient compression garment for the lower leg and foot intended for nighttime use. The typical patient is an adult with venous stasis changes, lymphedema, or post‑procedural edema who requires off‑loading and sustained graduated compression during sleep to reduce ambulatory discomfort and overnight fluid accumulation. The device is custom‑measured by a certified orthotist or durable medical equipment (DME) supplier at an outpatient DME clinic, vascular medicine clinic, wound care center, or home health visit when neuromuscular or mobility limitations prevent independent fitting.

Clinical workflow:

Referral: The treating clinician (vascular surgeon, wound care specialist, or primary care physician) documents medical necessity and orders a custom nighttime gradient compression garment A6525.
Evaluation and measurements: A certified fitter (orthotist/DME supplier) obtains limb measurements, documents skin integrity, stage of lymphedema or venous disease, and captures photos if required by the payor.
Fabrication: The supplier manufactures the padded, custom gradient garment per specifications for lower leg and foot, intended for nighttime use.
Delivery and training: Device is delivered in the outpatient DME clinic or at home; the supplier provides fitting confirmation, donning/doffing education, and written instructions. The supplier documents the final fit and provides an itemized invoice matching A6525.
Follow‑up: The prescriber documents clinical response at follow‑up visits (reduction in edema, improved wound healing when applicable) and authorizes replacement intervals per payor policy.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`94640`	Pressurized chest physiotherapy; per session	May be used in patients with lymphedema requiring additional decongestive therapy in coordination with compression garments.
`97110`	Therapeutic exercises to develop strength and endurance, range of motion and flexibility	Performed by physical therapists who may assess limb mobility and provide donning/doffing training for custom garments.
`97530`	Therapeutic activities, direct (one‑on‑one) patient contact	Used for functional training related to device use, particularly for patients with limited mobility.
`99070`	Supplies and materials provided by the physician over and above those usually included with the office visit	May be reported when additional non‑standard supplies are provided during fitting or education.
`99080`	Special reports such as insurance forms, medical record; completion of forms	Used for documentation tasks required by payors when prior authorization or detailed justification for `A6525` is submitted.

Related Modifiers

5 rows

Modifier	Description	When to Use
22	Modifier –22 (Increased Procedural Services) is used when a reported procedure is substantially more extensive than normally required. The CPT Manual and CMS state it may be appended only when the…	- When to use: Append modifier -22 to a procedural CPT code when the service performed is substantially more extensive than the usual service described by that code — i.e., the procedure required…
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…
78	CPT modifier -78 indicates an unplanned, related return to the operating or procedure room by the same provider during the global postoperative period. It is appended when treatment for a…	- Use modifier -78 when an unplanned, related complication during the original procedure’s global postoperative period requires the patient to return to a formal operating or procedure room and the…
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…
23	Modifier -23 (Unusual Anesthesia) is used on anesthesia service CPT codes when a procedure that normally requires no anesthesia or only local anesthesia must be performed under general anesthesia…	- Use modifier -23 only on anesthesia CPT codes (00100–01999) when a procedure that normally requires no anesthesia or only local anesthesia must be performed under general anesthesia because of…

Related Provider Taxonomies

8 rows

Taxonomy Code	Specialty	Notes
332B00000X	Durable Medical Equipment & Medical Supplies	A supplier of medical equipment such as respirators, wheelchairs, home dialysis systems, or monitoring systems, that are prescribed by a physician for…
207L00000X	Anesthesiology Physician	An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an opera…
193200000X	Multi-Specialty Group	A business group of one or more individual practitioners, who practice with different areas of specialization.
207VC0200X	Critical Care Medicine (Obstetrics & Gynecology) Physician	An obstetrician/gynecologist, who specializes in critical care medicine diagnoses, treats and supports female patients with multiple organ dysfunction…
246XC2901X	Cardiovascular Invasive Specialist/Technologist	A cardiovascular invasive specialist/technologist monitors patients’ heart rates and helps physicians in diagnosing and treating heart problems. They …
163WP0000X	Pain Management Registered Nurse	Nursing Service Providers · Registered Nurse
2470A2800X	Assistant Health Information Record Technician	None
261QA0005X	Ambulatory Family Planning Facility	An abortion/family planning facility where services are provided at a fixed specific location. An Ambulatory Family Planning Facility does not provid…

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.

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Clinical & Coding Specifications

Clinical Context

Clinical workflow:

Referral: The treating clinician (vascular surgeon, wound care specialist, or primary care physician) documents medical necessity and orders a custom nighttime gradient compression garment A6525.
Evaluation and measurements: A certified fitter (orthotist/DME supplier) obtains limb measurements, documents skin integrity, stage of lymphedema or venous disease, and captures photos if required by the payor.
Fabrication: The supplier manufactures the padded, custom gradient garment per specifications for lower leg and foot, intended for nighttime use.
Delivery and training: Device is delivered in the outpatient DME clinic or at home; the supplier provides fitting confirmation, donning/doffing education, and written instructions. The supplier documents the final fit and provides an itemized invoice matching A6525.
Follow‑up: The prescriber documents clinical response at follow‑up visits (reduction in edema, improved wound healing when applicable) and authorizes replacement intervals per payor policy.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`94640`	Pressurized chest physiotherapy; per session	May be used in patients with lymphedema requiring additional decongestive therapy in coordination with compression garments.
`97110`	Therapeutic exercises to develop strength and endurance, range of motion and flexibility	Performed by physical therapists who may assess limb mobility and provide donning/doffing training for custom garments.
`97530`	Therapeutic activities, direct (one‑on‑one) patient contact	Used for functional training related to device use, particularly for patients with limited mobility.
`99070`	Supplies and materials provided by the physician over and above those usually included with the office visit	May be reported when additional non‑standard supplies are provided during fitting or education.
`99080`	Special reports such as insurance forms, medical record; completion of forms	Used for documentation tasks required by payors when prior authorization or detailed justification for `A6525` is submitted.

Related Modifiers

5 rows

Modifier	Description	When to Use
22	Modifier –22 (Increased Procedural Services) is used when a reported procedure is substantially more extensive than normally required. The CPT Manual and CMS state it may be appended only when the…	- When to use: Append modifier -22 to a procedural CPT code when the service performed is substantially more extensive than the usual service described by that code — i.e., the procedure required…
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…
78	CPT modifier -78 indicates an unplanned, related return to the operating or procedure room by the same provider during the global postoperative period. It is appended when treatment for a…	- Use modifier -78 when an unplanned, related complication during the original procedure’s global postoperative period requires the patient to return to a formal operating or procedure room and the…
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…
23	Modifier -23 (Unusual Anesthesia) is used on anesthesia service CPT codes when a procedure that normally requires no anesthesia or only local anesthesia must be performed under general anesthesia…	- Use modifier -23 only on anesthesia CPT codes (00100–01999) when a procedure that normally requires no anesthesia or only local anesthesia must be performed under general anesthesia because of…

Related Provider Taxonomies

8 rows

Taxonomy Code	Specialty	Notes
332B00000X	Durable Medical Equipment & Medical Supplies	A supplier of medical equipment such as respirators, wheelchairs, home dialysis systems, or monitoring systems, that are prescribed by a physician for…
207L00000X	Anesthesiology Physician	An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an opera…
193200000X	Multi-Specialty Group	A business group of one or more individual practitioners, who practice with different areas of specialization.
207VC0200X	Critical Care Medicine (Obstetrics & Gynecology) Physician	An obstetrician/gynecologist, who specializes in critical care medicine diagnoses, treats and supports female patients with multiple organ dysfunction…
246XC2901X	Cardiovascular Invasive Specialist/Technologist	A cardiovascular invasive specialist/technologist monitors patients’ heart rates and helps physicians in diagnosing and treating heart problems. They …
163WP0000X	Pain Management Registered Nurse	Nursing Service Providers · Registered Nurse
2470A2800X	Assistant Health Information Record Technician	None
261QA0005X	Ambulatory Family Planning Facility	An abortion/family planning facility where services are provided at a fixed specific location. An Ambulatory Family Planning Facility does not provid…

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 A6525: Gradient Compression Garment, Lower Leg and Foot, Nighttime

Sign up for hcpcs A6525 policy alerts

HCPCS Level II A6525: Gradient Compression Garment, Lower Leg and Foot, Nighttime

Sign up for hcpcs A6525 policy alerts

Clinical & Coding Specifications

Clinical Context

Related CPT Codes

Related Modifiers

Related Provider Taxonomies

Related Codes

What does HCPCS A6525 represent and who is the typical patient?

What clinical and documentation steps are expected when billing A6525?

Which modifiers are commonly used with A6525 and when should they be applied?

Are there related CPT codes that are billed alongside A6525?

What diagnoses are associated with medical necessity for A6525?

References

Clinical & Coding Specifications

Clinical Context

Related CPT Codes

Related Modifiers

Related Provider Taxonomies

Related Codes

What does HCPCS A6525 represent and who is the typical patient?

What clinical and documentation steps are expected when billing A6525?

Which modifiers are commonly used with A6525 and when should they be applied?

Are there related CPT codes that are billed alongside A6525?

What diagnoses are associated with medical necessity for A6525?

References