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    v1.0.30
    OpenPayerBilling CodesTemporary National Codes (Non-Medicare)HCPCS hcpcs-level-ii-s9024-paranasal-sinus-ultrasound
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    HCPCS Level II S9024: Paranasal Sinus Ultrasound

    HCPCS Level II code S9024 describes a paranasal sinus ultrasound, a diagnostic imaging service that uses ultrasound to evaluate the paranasal sinuses; the service type is diagnostic ultrasound imaging and the typical site of service is clinic or outpatient imaging center.

    For related coverage guidance, see recent payer policy updates: Ambulance and Medical Transport Services (Ground, Air and Water) Corporate Medical Policy, Emergency Air/Water Ambulance Services Medical Guideline, Non-Emergent Ambulance Services.

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    Clinical & Coding Specifications

    Clinical Context

    A 38-year-old adult presents to an outpatient otolaryngology clinic with a 10-day history of unilateral facial pain, nasal congestion, purulent nasal discharge, and decreased sense of smell following an upper respiratory infection. On physical exam there is localized maxillary tenderness and erythematous nasal mucosa. The clinician orders a paranasal sinus ultrasound to evaluate for sinus fluid levels and mucosal thickening as a point-of-care imaging adjunct to clinical exam. The procedure is performed in the clinic exam room or an outpatient imaging suite. A sonographer or qualified clinician applies ultrasound gel and a high-frequency linear or curved transducer over the frontal, maxillary, and anterior ethmoid regions while the patient is supine or reclined. Images are obtained, interpreted by the performing physician (professional component), and the device/stored images are retained by the facility (technical component). The encounter documentation includes indication, ultrasound findings (eg, anechoic fluid level in the maxillary sinus consistent with acute sinusitis), time, personnel performing the exam, interpretation, and any communication of results to the patient and referring provider.

    Related CPT Codes

    CPT CodeDescriptionRelationship to This Procedure
    76536Ultrasound, soft tissues of head and neck (eg, thyroid, parathyroid, lymph nodes), real time with image documentation; completeMay be used for more extensive head and neck soft tissue ultrasound when evaluation extends beyond the paranasal sinuses.
    76942Ultrasonic guidance for needle placement (eg, biopsy, aspiration, injection), imaging supervision and interpretationUsed when ultrasound guidance is required for sinus aspiration or drainage performed in conjunction with diagnostic ultrasound.
    99213Office or other outpatient visit for the evaluation and management of an established patient, typically 15 minutesCommon E/M code billed for the clinical visit during which the paranasal sinus ultrasound is performed.
    71010Radiologic examination, chest; single view, frontalOccasionally performed in the same encounter for patients with suspected concurrent lower respiratory involvement; reported separately when performed.
    G0279Point-of-care ultrasound limited or focal emergency department evaluationUse in certain payor settings for limited POC ultrasound; relates to focused, limited evaluations similar in scope to paranasal sinus ultrasound.

    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…
    59Modifier 59 indicates a distinct procedural service when two procedures that are not normally billed together are clinically and procedurally separate. The CPT definition (as reiterated by CMS)…- Use modifier -59 to report a distinct procedural service when documentation supports that the procedure reported is not normally billed together with another service on the same day because of a…
    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…
    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…

    Related Provider Taxonomies

    8 rows

    Taxonomy Code
    2084P0800X
    207L00000X
    207RP1001X
    367A00000X
    372600000X
    207SG0207X
    103TR0400X
    251C00000X

    Related Payer Policy Updates

    Specialty: Emergency & Medical Transportation1 / 3

    10 rows

    PolicyPayerEffective Date
    Ambulance and Medical Transport Services (Ground, Air and Water) Corporate Medical Policybcbsvermont2026-10-01
    Emergency Air/Water Ambulance Services Medical GuidelineWPS Health Insurance2026-10-01
    Non-Emergent Ambulance ServicesConnectiCare2026-09-11
    Fixed Wing Air Ambulance TransportCigna2026-08-15
    Air AmbulanceAmbetter Georgia2026-08-01
    Ambulance Services (for New Mexico Only)UnitedHealthcare2026-08-01
    Ambulance Services (for Tennessee Only)UnitedHealthcare2026-08-01
    Clinical Policy: Air AmbulanceAmbetter Nevada2026-08-01
    Air AmbulanceCentene2026-08-01
    Clinical Policy: Air AmbulanceArizona Complete Health2026-08-01

    Related Codes

    HCPCS-LEVEL-II-S2152-SOLID-ORGAN-TRANSPLANTATION-GLOBAL-CARE

    HCPCS Level II S2152: Solid Organ Procurement and Transplantation

    HCPCS-LEVEL-II-S2266-INDUCED-ABORTION-29-TO-31-WEEKS

    HCPCS Level II S2266: Induced Abortion, 29 to 31 Weeks

    HCPCS-LEVEL-II-S3630-EOSINOPHIL-COUNT-BLOOD-DIRECT

    HCPCS Level II S3630: Eosinophil Count, Blood, Direct

    HCPCS-LEVEL-II-S4017-INCOMPLETE-ART-CYCLE-CANCELLED-PRIOR-TO-STIMULATION

    HCPCS Level II S4017: Incomplete Cycle — Cancelled Prior to Stimulation

    HCPCS-LEVEL-II-S8055-ULTRASOUND-GUIDANCE-MULTIFETAL-REDUCTION-TC

    HCPCS Level II S8055: Ultrasound Guidance for Multifetal Pregnancy Reduction

    HCPCS-LEVEL-II-S8940-EQUESTRIAN-HIPPOTHERAPY-PER-SESSION

    HCPCS Level II S8940: Equestrian/Hippotherapy, Per Session

    HCPCS-LEVEL-II-S9366-HOME-TPN-1-2L-PER-DAY-HOME-INFUSION

    HCPCS Level II S9366: Home Infusion TPN, 1–2 L/day

    HCPCS-LEVEL-II-S9446-GROUP-PATIENT-EDUCATION-NON-PHYSICIAN

    HCPCS S9446: Patient Education, Non-Physician Provider, Group, Per Session

    HCPCS-LEVEL-II-S9451-EXERCISE-CLASS-NON-PHYSICIAN-SESSION

    HCPCS S9451: Exercise Classes, Non-Physician Provider, Per Session

    HCPCS-LEVEL-II-S9476-VESTIBULAR-REHABILITATION-PROGRAM-NON-PHYSICIAN-PER-DIEM

    HCPCS Level II S9476: Vestibular Rehabilitation Program, Per Diem

    Showing 1–10 of 532

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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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