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    v1.0.30
    OpenPayerBilling CodesMedical And Surgical SuppliesHCPCS hcpcs-a4211-supplies-self-administered-injections
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    HCPCS Level II A4211: Supplies for Self-Administered Injections

    HCPCS Level II code A4211 describes supplies for self-administered injections, indicating provision of single-use or reusable items needed when a patient administers an injectable medication themselves; the service is categorized as durable medical/supply support for self-administration and is typically provided in outpatient, clinic, or home settings where patients receive training or supplies for ongoing injectable therapy.

    For related coverage guidance, see recent payer policy updates: Diabetic Supplies, Radiofrequency Ablation for Thyroid Nodules, Continuous Glucose Monitoring and Insulin Delivery for Managing Diabetes (for Idaho Only).

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    Table of contents

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    Clinical & Coding Specifications

    Clinical Context

    A typical patient scenario involves an adult with a chronic condition requiring self-administered subcutaneous or intramuscular injections (for example, insulin for diabetes, biologic agents for rheumatoid arthritis, or vitamin B12). The clinician prescribes the injectable medication and documents the need for supplies to enable safe home administration.

    In the clinical workflow, the ordering provider (often an endocrinologist, rheumatologist, primary care physician, or nurse practitioner) documents the diagnosis and writes the prescription for the medication and associated supplies. A durable medical equipment (DME) supplier, pharmacy, or specialty infusion provider fulfills the order and bills for the supplies using HCPCS Level II code A4211 for items such as syringes, needles, alcohol swabs, and sharps disposal containers provided to the patient for self-administration. Patient education on injection technique, storage, and disposal is performed by nursing staff or a pharmacist during an in-clinic teaching session or via telehealth; this education is documented in the medical record but is not billed under A4211.

    Typical site of service is outpatient settings including physician offices, ambulatory clinics, retail or specialty pharmacies, and the patients home where the supplies are used. Typical documentation includes the prescription, clinical indication, supplier dispensation records, and any education or training notes supporting medical necessity for the supplies.

    Related CPT Codes

    CPT CodeDescriptionRelationship to This Procedure
    99213Office or other outpatient visit for the evaluation and management of an established patient, low to moderate severityUsed for the clinic visit when the provider evaluates the patient and prescribes the injectable medication and supplies.
    99406Smoking and tobacco cessation counseling visit, intermediate (3-10 minutes)Example of counseling codes; counseling on injection technique or safe disposal may be billed separately if supported by documentation and payor policies.
    96372Therapeutic, prophylactic, or diagnostic injection (specify substance or drug); subcutaneous or intramuscularUsed when a medication is administered in the clinic rather than self-administered at home; relates to instances where the first dose is given onsite and supplies are also provided.
    99070Supplies and materials (except 99071) provided by the physician over and above those usually included with the office visit or procedureMay be used in certain payer contexts for non-covered supplies; relationship depends on payor policy and cannot duplicate billing for A4211.
    99401Preventive medicine counseling and/or risk factor reduction intervention(s) provided to an individual (15 minutes)Used when extended education on self-injection technique, storage, and disposal is documented and payable per payer rules.

    Related Modifiers

    8 rows

    ModifierDescriptionWhen to Use
    26Modifier 26 (Professional Component) identifies and bills only the professional portion of a split service — the physician’s interpretation, report, and medical judgment — when the technical…- Use CPT Modifier -26 when you are billing only the professional component (PC) of a split‑bill eligible service—i.e., you performed the physician interpretation, medical judgment and prepared a…
    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…
    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 Code
    163W00000X
    207R00000X
    207L00000X
    363A00000X
    111NI0013X
    364SP0810X
    246ZE0500X
    1041C0700X

    Related ICD-10-CM Codes

    25 rows

    ICD-10-CM CodeDescription
    C90.00Multiple myeloma not having achieved remission
    C91.10Chronic lymphocytic leukemia of B-cell type not having achieved remission
    D50.9Iron deficiency anemia, unspecified
    D63.8Anemia in other chronic diseases classified elsewhere
    D64.9Anemia, unspecified
    E03.9Hypothyroidism, unspecified
    E10.9Type 1 diabetes mellitus without complications
    E11.9Type 2 diabetes mellitus without complications
    E66.9Obesity, unspecified
    E78.5Hyperlipidemia, unspecified

    Showing 1–10 of 25

    Related Payer Policy Updates

    Specialty: Endocrinology1 / 3

    10 rows

    PolicyPayerEffective Date
    Diabetic SuppliesCigna2026-10-15
    Radiofrequency Ablation for Thyroid NodulesCigna2026-10-15
    Continuous Glucose Monitoring and Insulin Delivery for Managing Diabetes (for Idaho Only)UnitedHealthcare2026-10-01
    Tzield (teplizumab-mzwv) CoverageUnitedHealthcare2026-10-01
    Continuous Glucose Monitoring and Insulin Delivery for Managing Diabetes (for Indiana Only)UnitedHealthcare2026-10-01
    Medical Necessity Guidelines Insulin PumpsMass General Brigham Health Plan2026-10-01
    Medical Necessity Guidelines: Continuous Glucose MonitorsMass General Brigham Health Plan2026-10-01
    Continuous Glucose MonitoringAmbetter Nevada2026-10-01
    Salivary Hormone TestingOscar Health2026-10-01
    Bone Turnover Markers TestingOscar Health2026-10-01

    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-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

    HCPCS-A4217-STERILE-WATER-SALINE-500ML

    HCPCS Level II A4217: Sterile Water/Saline, 500 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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