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    v1.0.28
    OpenPayerBilling CodesDiagnostic Radiology (Diagnostic Imaging) Procedures of the Head and NeckCPT cpt-70300-single-dental-radiograph
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    CPT 70300: Single Dental Radiograph

    Medicare pays $10 on average nationally for this procedure.

    CPT code 70300 describes a single dental radiograph (X-ray) performed to detect abnormalities in a tooth and surrounding tissues; this is a diagnostic intraoral dental X-ray service typically provided in a dental clinic or dental office setting to evaluate tooth structure, periapical areas, and adjacent bone for clinical diagnosis and treatment planning.

    For related coverage guidance, see recent payer policy updates: Artificial Cervical Intervertebral Disc, Lumbar Microdiscectomy, Lumbar Decompression.

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    Clinical & Coding Specifications

    Clinical Context

    A patient presents to an outpatient dental clinic with localized tooth pain and suspected periapical pathology after recent trauma. The dentist obtains a focused single intraoral radiograph to evaluate a specific tooth and surrounding alveolar bone. The workflow: check-in and medical history review; targeted oral examination identifying the symptomatic tooth; positioning of the patient and intraoral sensor/film; acquisition of a single periapical or bitewing radiograph under the supervision of the dental provider; image review by the dentist for caries, root fracture, periapical radiolucency, or foreign body; documentation of indication, images obtained, findings, and interpretation in the dental record; decision for treatment such as restoration, root canal therapy, extraction, or additional imaging if needed. Typical site of service is an outpatient dental office or oral surgery clinic. Service type is a single diagnostic dental radiograph (intraoral X-ray). Typical patient scenario: adult with focal toothache after biting hard food, suspected cracked tooth or deep caries requiring a periapical radiograph to assess root integrity and periapical status.

    Related CPT Codes

    CPT CodeDescriptionRelationship to This Procedure
    70300Single dental radiograph (periapical)Primary code for a single intraoral radiograph used to evaluate a specific tooth and surrounding tissues.
    70310Full-mouth radiographs (complete series)Performed when multiple teeth or comprehensive assessment is required beyond a single radiograph.
    70486CT maxillofacial without contrast (note: cross-sectional imaging)Obtained when complex pathology or fracture needs three-dimensional evaluation after initial radiograph.
    70553MRI of the brain without contrast (not typical for dental)Not routinely related; included only when intracranial referral is indicated (rare).
    70320Bitewing radiographs, single filmPerformed when interproximal caries assessment is required instead of a periapical.

    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…
    76Modifier -76, Repeat Procedure or Service by Same Physician or Other Qualified Health Care Professional, is appended when the same provider performs an identical, medically necessary procedure or…- Use modifier -76 when the same physician or other qualified health care professional performs an identical procedure or service a second (or subsequent) time on the same date of service and the…
    77Modifier 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…
    78CPT 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…
    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…
    50Modifier –50 (Bilateral Procedure) is appended to a CPT code when an identical procedure is performed on paired anatomical structures during the same operative session. The AMA states to add…- Use modifier -50 when the same CPT surgical, diagnostic, or radiology procedure is performed on paired anatomical structures (both sides of the body) during the same operative/session by the same…

    Related Provider Taxonomies

    8 rows

    Taxonomy CodeSpecialtyNotes
    1223P0221XPediatric DentistryAn age-defined specialty that provides both primary and comprehensive preventive and therapeutic oral health care for infants and children through ado…
    207X00000XOrthopaedic Surgery PhysicianAn orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated…
    1835P1400XPain Management PharmacistA licensed pharmacist who has demonstrated specialized knowledge and skills, providing integrated, comprehensive, and accessible healthcare services t…
    2279G1100XGeneral Care Registered Respiratory TherapistThis level of care includes diagnostics testing, therapeutics, monitoring, rehabilitation of patients with disorders of the cardiopulmonary system, as…
    207P00000XEmergency Medicine PhysicianAn emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospit…
    207RH0000XHematology (Internal Medicine) PhysicianAn internist with additional training who specializes in diseases of the blood, spleen and lymph. This specialist treats conditions such as anemia, cl…
    163WG0000XGeneral Practice Registered NurseNursing Service Providers · Registered Nurse
    363LP1700XPerinatal Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers · Nurse Practitioner

    Related Payer Policy Updates

    Specialty: Neurology/Neurosurgery1 / 3

    7 rows

    PolicyPayerEffective Date
    Artificial Cervical Intervertebral Discuniverahealthcare2026-10-15
    Lumbar Microdiscectomyuniverahealthcare2026-10-15
    Lumbar Decompressionuniverahealthcare2026-10-15
    Nerve Fiber Density Testing (IENFD/ENFD) Coverage CriteriaOscar Health2026-10-01
    Biomarker Testing for Multiple Sclerosis and Related Neurologic DiseasesOscar Health2026-10-01
    Biochemical Markers of Alzheimer Disease and DementiaOscar Health2026-10-01
    Serum Testing For Evidence of Mild Traumatic Brain InjuryOscar Health2026-10-01

    Related Codes

    CPT-70010-POSTERIOR-CRANIAL-FOSSA-CONTRAST-IMAGING-INTERPRETATION

    CPT 70010: CT Posterior Cranial Fossa With Contrast

    CPT-70015-BASAL-CISTERN-BRAIN-IMAGING-SUPERVISION-INTERPRETATION

    CPT 70015: Basal Cistern Brain Imaging, Supervision and Interpretation

    CPT-70030-EYE-XRAY-FOREIGN-BODY-EVALUATION

    CPT 70030: Orbital X‑ray for Foreign Body Evaluation

    CPT-70100-MANDIBLE-X-RAY-ONE-TO-THREE-VIEWS

    CPT 70100: Mandible X‑ray, 1–3 Views

    CPT-70110-MANDIBLE-X-RAY-4-OR-MORE-VIEWS

    CPT 70110: Mandible X‑ray, Four or More Views

    CPT-70120-MASTOID-X-RAY-FEWER-THAN-3-VIEWS

    CPT 70120: Mastoid X‑ray, Limited (fewer than 3 views per side)

    CPT-70130-MASTOID-X-RAY-SERIES-MASTOIDITIS-VESTIBULAR-EVALUATION

    CPT 70130: Mastoid X‑ray, Minimum Three Views Per Side

    CPT-70134-INTERNAL-AUDITORY-CANAL-RADIOGRAPHY

    CPT 70134: X‑ray of Internal Auditory Canals and Temporal Bone

    CPT-70140-FACIAL-BONES-XRAY-FEWER-THAN-THREE-VIEWS

    CPT 70140: Facial Bones X‑Ray, Fewer Than Three Views

    CPT-70150-FACIAL-BONES-XRAY-THREE-VIEWS

    CPT 70150: Facial Bones X‑ray, Three Views

    Showing 1–10 of 66

    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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