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    v1.0.28
    OpenPayerBilling CodesTemporary National Codes (Non-Medicare)HCPCS hcpcs-s9455-diabetic-management-group-session
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    HCPCS S9455: Diabetic Management Program, Group Session

    HCPCS Level II code S9455 describes a diabetic management program, group session intended as a structured diabetes education and self-management support service provided to multiple patients at once; service type: group diabetes education/management, typical site of service: outpatient clinic, community center, or other ambulatory group setting.

    For related coverage guidance, see recent payer policy updates: Fixed Wing Air Ambulance Transport, Air Ambulance, Ambulance Services (for Tennessee Only).

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    Table of contents

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    • Billing CodesCPT, HCPCS, DRG & more
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    • ModifiersCPT modifiers & usage
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    Clinical & Coding Specifications

    Clinical Context

    A typical patient scenario involves a cohort of adults with type 2 diabetes mellitus referred by their primary care provider or endocrinologist for a structured diabetic self-management group program. Patients attend scheduled group sessions at an outpatient clinic, community health center, or hospital-based education center led by a certified diabetes educator, nurse, dietitian, or pharmacist. The workflow begins with referral and enrollment, baseline assessment of glycemic control (recent HbA1c), medications, comorbidities, and self-care behaviors. Group sessions (commonly 6–12 participants) cover medication adherence, glucose monitoring, lifestyle modification (nutrition, physical activity), hypoglycemia recognition and prevention, and goal setting. Documentation includes attendance, individualized action plans, education topics, time spent, and measurable goals. Billing uses HCPCS Level II code S9455 for the group diabetic management program; if individual counseling or separate medical evaluation occurs, those services are documented and billed separately. Typical site of service is outpatient clinic, community health center, or hospital outpatient education center. Common patient modifiers may be appended when applicable for unusual services, multiple practitioners, or payer-specific requirements.

    Related CPT Codes

    CPT CodeDescriptionRelationship to This Procedure
    83036Hemoglobin; glycosylated (A1C)Commonly performed before or during program enrollment to establish baseline glycemic control and track outcomes
    99213Office or other outpatient visit for the evaluation and management of an established patient, typically 15 minutesMay be used for separate individual medical evaluation or medication management visits distinct from the group education session
    99401Preventive medicine counseling and/or risk factor reduction intervention(s) provided to an individual (15 minutes)Individual counseling that is separate from the group program; bill when one-on-one counseling occurs instead of group instruction
    97802Medical nutrition therapy; initial assessment and intervention, individual, 15 minutesDietitian-provided individual nutrition intervention often performed before or after group sessions; billed separately from group education
    G0108Diabetes outpatient self-management training services, individual, per 30 minutesAlternative Medicare-covered diabetes education when services are delivered individually rather than as a group; relates to S9455 as a group counterpart
    G0109Diabetes outpatient self-management training services, group session, per 30 minutesMedicare group diabetes education code that can be used alongside or instead of S9455 depending on payer policies

    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
    163W00000XRegistered Nurse(1) A registered nurse is a person qualified by graduation from an accredited nursing school (depending upon schooling, a registered nurse may receive…
    207Q00000XFamily Medicine PhysicianFamily Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadt…
    208D00000XGeneral Practice PhysicianA physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.
    173F00000XSleep Specialist (PhD)Sleep medicine is a clinical specialty with a focus on clinical problems that require accurate diagnosis and treatment. The knowledge base of sleep me…
    261QB0400XBirthing Clinic/CenterA freestanding birth center is a health facility other than a hospital where childbirth is planned to occur away from the pregnant woman's residence, …
    3336N0007XNuclear PharmacyA pharmacy dedicated to the compounding and dispensing of radioactive materials for use in nuclear imaging and nuclear medical procedures.
    261QM3000XMedically Fragile Infants and Children Day CareAn entity, facility, or distinct part of a facility specially equipped and staffed to provide care for medically fragile children with varied and comp…
    207VC0200XCritical Care Medicine (Obstetrics & Gynecology) PhysicianAn obstetrician/gynecologist, who specializes in critical care medicine diagnoses, treats and supports female patients with multiple organ dysfunction…

    Related Payer Policy Updates

    Specialty: Emergency & Medical Transportation1 / 3

    9 rows

    PolicyPayerEffective Date
    Fixed Wing Air Ambulance TransportCigna2026-08-15
    Air AmbulanceAmbetter Georgia2026-08-01
    Ambulance Services (for Tennessee Only)UnitedHealthcare2026-08-01
    Ambulance Services (for New Mexico Only)UnitedHealthcare2026-08-01
    Clinical Policy: Air AmbulanceArizona Complete Health2026-08-01
    Clinical Policy: Air AmbulanceCentene2026-08-01
    Air AmbulanceCentene2026-08-01
    Clinical Policy: Air AmbulanceAmbetter Nevada2026-08-01
    Ambulance TransportProvidence Health Plan2026-07-01

    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-S9024-PARANASAL-SINUS-ULTRASOUND

    HCPCS Level II S9024: Paranasal Sinus Ultrasound

    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

    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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