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    v1.0.28
    OpenPayerBilling CodesMedical And Surgical SuppliesHCPCS hcpcs-a4913-dialysis-miscellaneous-supplies-nos
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    HCPCS A4913: Miscellaneous Dialysis Supplies, NOS

    HCPCS Level II code A4913 denotes miscellaneous dialysis supplies, not otherwise specified, covering various consumable items used during dialysis treatment; the service type is dialysis supply provision and the typical site of service is dialysis center or outpatient dialysis clinic, where supplies support hemodialysis or peritoneal dialysis procedures.

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

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    Table of contents

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    • Billing CodesCPT, HCPCS, DRG & more
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    Clinical & Coding Specifications

    Clinical Context

    A patient with end-stage renal disease receiving maintenance hemodialysis presents to an outpatient dialysis center for a routine treatment. During setup, the dialysis nurse identifies a miscellaneous consumable supply needed that is not described by a specific HCPCS supply code (for example, a specialized connector, an uncommon tubing adapter, or an off‑label single‑use accessory required to complete extracorporeal circuit assembly). The supply is supplied and used on‑site during the dialysis session. Documentation in the patient record includes the device description, clinical reason for use, date and time of use, patient name and medical record number, provider or facility supplying the item, and linkage to the dialysis encounter and related dialysis procedure notes. Billing staff report the item using HCPCS Level II code A4913 as a miscellaneous dialysis supply, with supporting documentation attached for medical necessity and cost. Typical workflows involve nursing inventory control, clinician approval for unusual items, pharmacy or supply chain verification if needed, and submission of a claim to the patient’s payor with appropriate modifiers when applicable.

    Related CPT Codes

    CPT CodeDescriptionRelationship to This Procedure
    90935Hemodialysis procedure with single evaluation by a physician or other qualified health care professional; for ESRD, including dialysis supplies and equipment, first dialysis in a monthOften billed for an individual hemodialysis treatment session in which miscellaneous supplies like those billed with A4913 may be used.
    90937Hemodialysis procedure with repeated evaluations (two or more per month); includes dialysis supplies and equipmentBilled for recurrent hemodialysis sessions where additional miscellaneous supplies may be needed during subsequent treatments.
    36800Reinsertion of catheter, each catheterPerformed when a dialysis catheter requires reinsertion or replacement; miscellaneous dialysis supplies may be used and reported with A4913 as adjuncts.
    36556Insertion of tunneled central venous catheter, without subcutaneous port or pump, for dialysisSupplies for catheter insertion and maintenance sometimes include miscellaneous items billed under A4913 when not otherwise coded.
    90999Unlisted dialysis procedure, professional or technical componentUsed when a dialysis-related procedure lacks a specific CPT code; A4913 may accompany such unlisted services to report atypical supplies used.

    Related Modifiers

    10 rows

    ModifierDescriptionWhen to Use
    22Modifier –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…
    23Modifier -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…
    52Modifier ‑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…
    53Modifier 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…
    54Modifier ‑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…
    55Modifier –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…
    56Modifier ‑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…
    62Modifier 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…
    80CPT® 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…
    82Modifier 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 CodeSpecialtyNotes
    174400000XSpecialistAn individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond…
    207L00000XAnesthesiology PhysicianAn anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an opera…
    363L00000XNurse Practitioner(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision mak…
    170100000XPh.D. Medical GeneticsA medical geneticist works in association with a medical specialist, is affiliated with a clinical genetics program, and serves as a consultant to med…
    111NP0017XPediatric ChiropractorThe Pediatric Chiropractor is a chiropractor with specialized, advanced training and certification in the evaluation, care and management of health an…
    364SN0000XNeonatal Clinical Nurse SpecialistPhysician Assistants & Advanced Practice Nursing Providers · Clinical Nurse Specialist
    225X00000XOccupational TherapistAn occupational therapist is a person who has graduated from an entry-level occupational therapy program accredited by the Accreditation Council for O…
    2088P0231XPediatric Urology PhysicianSurgeons who can diagnose, treat, and manage children's urinary and genital problems. A pediatric urologist devotes a minimum of 50% of his or her pra…

    Related ICD-10-CM Codes

    27 rows

    ICD-10-CM CodeDescription
    E08.22Diabetes mellitus due to underlying condition with diabetic chronic kidney disease
    E10.21Type 1 diabetes mellitus with diabetic nephropathy
    E11.22Type 2 diabetes mellitus with diabetic chronic kidney disease
    E11.29Type 2 diabetes mellitus with other diabetic kidney complication
    E87.1Hypo-osmolality and hyponatremia
    I12.9Hypertensive chronic kidney disease with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease
    I13.10Hypertensive heart and chronic kidney disease without heart failure, with stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease
    N17.9Acute kidney failure, unspecified
    N18.1Chronic kidney disease, stage 1
    N18.2Chronic kidney disease, stage 2 (mild)

    Showing 1–10 of 27

    Related Payer Policy Updates

    Specialty: Endocrinology1 / 3

    10 rows

    PolicyPayerEffective Date
    Salivary Hormone TestingOscar Health2026-10-01
    Parathyroid Hormone, Phosphorus, Calcium, and Magnesium TestingOscar Health2026-10-01
    Bone Turnover Markers TestingOscar Health2026-10-01
    Testosterone — Coverage Criteria for Measurement and MonitoringOscar Health2026-10-01
    Diabetes Mellitus Testing — Coverage CriteriaOscar Health2026-10-01
    Thyroid Disease TestingOscar Health2026-10-01
    Thyroid Disease Testingblue cross blue shield - louisiana2026-09-15
    Thyroid Disease TestingBlue Cross Blue Shield - New Mexico2026-09-04
    Parathyroid Hormone, Phosphorous, Calcium and Magnesium TestingBlue Cross Blue Shield - New Mexico2026-09-04
    Testosterone laboratory testing and managementPremera Bluecross2026-09-04

    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

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    Frequently Asked Questions

    References

    1. 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. 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. 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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