TwelveStone Health Partners provides clinically monitored Asceniv infusion treatment for adults and pediatric patients age 2 and older living with primary humoral immunodeficiency, including conditions such as CVID and SCID. This IVIG therapy helps support immune function for patients who require ongoing immunoglobulin replacement treatment.
Our PharmD-led clinical team coordinates physician referrals, insurance verification, and scheduling to help make the transition to treatment as simple as possible. Patients receive care in comfortable private infusion suites located throughout the Southeast.
Why Patients Trust TwelveStone for Specialty Infusion
Understanding Asceniv Therapy and Patient Eligibility
Asceniv is an intravenous immune globulin (IVIG) therapy prescribed for certain patients living with primary humoral immunodeficiency. It provides antibodies that help support immune function in individuals whose bodies do not produce sufficient antibodies on their own. If your specialist determines this therapy is appropriate for your condition, treatment may become part of your long-term care plan.
Patient Eligibility and Prescriptions
Asceniv is approved for adults and pediatric patients age two and older with certain forms of primary humoral immunodeficiency. Conditions commonly associated with IVIG therapy may include Common Variable Immunodeficiency (CVID) and Severe Combined Immunodeficiency (SCID).
Because every patient has unique clinical needs, eligibility must be determined by your immunologist or prescribing physician.
Once your prescription is received, TwelveStone Health Partners coordinates the next steps of care. Our team assists with insurance approvals, site-of-care coordination, and appointment scheduling at a convenient infusion location.
What to Expect During Your Infusion Session
Beginning infusion therapy often comes with questions. At TwelveStone, our clinical team follows a structured treatment process designed to provide a comfortable and supportive patient experience.
Each visit follows a clear, four-step flow:
- Vitals Check: Baseline vital signs are recorded before treatment begins.
- IV Placement: A registered nurse starts your intravenous line.
- Medication Administration: Your prescribed therapy is delivered through a clinical infusion pump.
- Ongoing Monitoring: Nurses monitor your response throughout the appointment and provide discharge instructions before you leave.
Treatment is commonly administered every three to four weeks, although schedules vary based on your physician’s recommendations. Most appointments last between one and three hours depending on dosage, infusion rate, and individual tolerance.
During treatment, patients can relax in a private infusion suite equipped with amenities such as WiFi, entertainment options, refreshments, and comfortable seating. Chaplaincy services are also available upon request.
Once your referral is received, our care coordinators handle insurance and scheduling details so you can focus on your treatment plan.
How We Handle Your Insurance and Intake
Starting a new infusion therapy often involves multiple administrative steps. Our intake team works directly with your physician and insurance provider to help reduce delays and coordinate treatment approval.
- Referral: Your specialist sends the prescription and clinical notes to our team.
- Verification: We contact your insurance provider to confirm your coverage details.
- Prior Authorization: Our team manages the insurance approval process to avoid delays.
- Scheduling: We coordinate with our specialty pharmacy and schedule your first session.
Because drug costs vary by insurance plan design, our financial counselors review your benefits to identify out-of-pocket costs and help you apply for available copay assistance programs. We resolve these details before your visit so you can focus entirely on your health.
Patients can review available resources before their first appointment and contact our intake team with questions about insurance verification, referrals, or transferring care. We are available to help guide you through the enrollment process.

Choosing Your Site of Care: Home Infusion vs. Outpatient Centers
Patients receiving immunoglobulin therapy typically choose between two primary sites of care: an outpatient infusion center or home infusion. While home care offers comfort, overall feasibility depends entirely on clinical safety and insurance coverage. Because Asceniv infusion treatment must be administered intravenously by trained healthcare professionals who provide close monitoring, the final site of care must be individualized by your prescribing physician.
To determine the safest setting, your doctor evaluates several key clinical and administrative factors. These include your history of prior infusion reactions, ongoing monitoring needs, the quality of your venous access, travel constraints, and any unique pediatric requirements. Your insurance company’s specific payer rules and your provider’s clinical preference will also guide the final decision.
If an outpatient setting is required, you can easily find a convenient location using our infusion centers map. If you are unsure which option is right for you, TwelveStone Health Partners can coordinate directly with your prescriber to verify your benefits and simplify the entire enrollment process.
Home infusion availability varies based on clinical requirements, insurance coverage, and TwelveStone service availability. Patients should consult with their prescribing physician and care coordinator to determine the most appropriate treatment setting.
Patient Safety, Side Effects, and Clinical Monitoring
Patient safety remains a priority throughout treatment. Like other IVIG therapies, Asceniv may be associated with potential risks and side effects that should be discussed with your prescribing physician. Most patients tolerate treatment well, though some may experience temporary symptoms such as headache, fatigue, or nausea.
You can take several practical steps to prepare for your session at our Southeastern clinics:
- Arrive well-hydrated by drinking plenty of water the day before and morning of treatment.
- Wear comfortable, loose layers to easily accommodate vital sign checks.
- Share your complete medical history and any past drug reactions.
- Review your immunization schedule with your prescriber, as passive antibodies can interfere with live vaccines.
During therapy, TwelveStone nurses monitor your vital signs closely and can adjust the infusion rate per established clinical protocol and your prescriber’s orders. If you experience severe symptoms like chest pain, sudden swelling, or shortness of breath after leaving our facility, seek emergency medical care immediately.














