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    v1.0.30
    OpenPayerBilling CodesTemporary National Codes (Non-Medicare)HCPCS hcpcs-s5101-adult-day-care-half-day
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    HCPCS Level II S5101: Day Care Services, Adult; Per Half Day

    HCPCS Level II code S5101 describes day care services for adults, billed per half day, representing organized non-residential care that provides supervision, socialization, and basic support services during a half-day session; typical service type is adult day care and the typical site of service is an adult day care center or community-based day program.

    For related coverage guidance, see recent payer policy updates: Medical Necessity Guidelines Non-Emergency Transportation, Non-Emergent Transportation Medical Policy, Non-Emergency Facility to Facility Transfers.

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    Clinical & Coding Specifications

    Clinical Context

    A typical patient presents for scheduled daytime supervised care in an adult day care program billed as S5101 (Day care services, adult; per half day). The patient is an older adult with chronic medical conditions such as dementia, Parkinson disease, or cerebrovascular disease who requires supervision, socialization, medication monitoring, and assistance with activities of daily living during daytime hours while caregivers are at work. Referral originates from a primary care provider or social work/care management team. On arrival, staff perform reception screening, review the individualized care plan, reconcile medications, and document vitals and behavior. During the half-day session the patient may receive structured group activities, physical or occupational therapy exercises if offered, meal/snack assistance, and monitoring for safety or symptom changes. Any acute concerns prompt notification to the primary care clinician or dispatcher for emergency services. Billing is per half-day unit using S5101; clinical documentation includes attendance times, services provided, medication administration records, and care-plan progress notes to support medical necessity and billing frequency.

    Related CPT Codes

    CPT CodeDescriptionRelationship to This Procedure
    97530Therapeutic activities, direct (one-on-one) patient contact by the provider, each 15 minutesUsed when individualized therapeutic activity or functional training is delivered during the half-day session and billed separately when therapy documentation and time meet CPT requirements
    97110Therapeutic exercises to develop strength and endurance, each 15 minutesPerformed during the day care session if physical therapy exercises are provided and billed under the therapy benefit
    99406Smoking and tobacco use cessation counseling, intermediate, greater than 3 minutes up to 10 minutesApplicable when brief behavioral counseling is provided during the visit and documented; may be billed separately per payer rules
    99306Initial nursing facility care, per day, for the evaluation and management of a patient, typically 45 minutesNot a direct match but may be used in related settings for comprehensive E/M services if visit meets service elements; included for workflow context when higher-intensity medical evaluation occurs during the day care visit
    G0176Physician or other qualified health care professional counseling for a beneficiary in a skilled nursing facility (per 15 minutes)Related for counseling or care-plan meetings that occur as part of adult day care coordination when payer allows similar facility-based counseling codes

    Related Modifiers

    8 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…

    Related Provider Taxonomies

    8 rows

    Taxonomy Code
    251S00000X
    207RH0000X
    207K00000X
    251B00000X
    2279P4000X
    207LA0401X
    2080I0007X
    171000000X

    Related ICD-10-CM Codes

    26 rows

    ICD-10-CM CodeDescription
    E11.9Type 2 diabetes mellitus without complications
    E78.5Hyperlipidemia, unspecified
    F02.80Dementia in other diseases classified elsewhere, unspecified severity, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety
    F03.90Unspecified dementia, unspecified severity, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety
    F32.9Major depressive disorder, single episode, unspecified
    F33.1Major depressive disorder, recurrent, moderate
    F41.1Generalized anxiety disorder
    G30.9Alzheimer's disease, unspecified
    I50.9Heart failure, unspecified
    I69.351Hemiplegia and hemiparesis following cerebral infarction affecting right dominant side

    Showing 1–10 of 26

    Related Payer Policy Updates

    Specialty: Emergency & Medical Transportation1 / 3

    10 rows

    PolicyPayerEffective Date
    Medical Necessity Guidelines Non-Emergency TransportationMass General Brigham Health Plan2026-11-01
    Non-Emergent Transportation Medical PolicyHealth-New-England2026-11-01
    Non-Emergency Facility to Facility Transfershap_caresource_mi_coordinated_health2026-11-01
    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 Tennessee Only)UnitedHealthcare2026-08-01
    Ambulance Services (for New Mexico Only)UnitedHealthcare2026-08-01

    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-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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