Deliver Care

Reimbursement for CAR-T

Getting reimbursement right is what makes a community CAR-T program sustainable. Mastering CAR-T reimbursement and billing is what lets community centers offer these therapies close to home — and build a program that pays for itself as volume grows.

Understanding CAR-T Reimbursement Process

Reimbursement for CAR-T follows a defined sequence, and each step has an owner and a finish line. Centers that map these five steps, confirming coverage, securing authorization, and setting up the right billing codes for the product and the full episode of care, move patients to treatment faster and with far less financial uncertainty. The table below outlines each stage, who is accountable, and what has to be true before the process advances.

Step Owner What Determines Success
1. Patient identification and eligibility Clinical Team Patient meets the label indication and performance-status criteria, and is documented as such before any payer conversation begins
2. Benefits investigation and coverage verification Access team Confirming the plan type (commercial, Medicare, Medicaid, MA), whether the product is a covered benefit, and the patient’s out-of-pocket exposure
3. Prior authorization and medical necessity Access + MD A complete submission on the first pass includes prior lines of therapy, diagnostics, and label match, plus a tracked appeal route if denied
4. Payer agreement and terms confirmed Contracting Written agreement covering product and full episode. Single-case or outcomes-based, if no contract exists, in place before cells are delivered
5. Claim construction and charge capture Revenue cycle Capturing every episode component on the claim under the correct payment mechanism: product acquisition, apheresis, infusion, and toxicity care

Navigating CAR-T Reimbursement

These reimbursement steps run alongside the clinical journey, not separately from it.The figure below places the reimbursement steps in clinical context: the eight stages a patient moves through, where prior authorization applies, and which steps Medicare includes in the CAR-T product payment rather than paying separately. Payer processes vary, so confirm each plan’s requirements.

Coverage & the CAR-T treatment process

Some payers may handle CAR-T requests through their routine prior authorization (PA) process, while others may use a dedicated, therapy-specific approach. When requesting coverage for a CAR-T product, it is essential to review the specific payer policies and adhere to their required steps and timeline. This may include contacting a therapy-specific team, submitting dedicated forms, or engaging directly with a case manager.

  1. 1.

    Pre-treatment workup

    Including diagnostic and lab tests

  2. 2.

    Leukapheresis

    Collection of the patient's own cells

  3. 3.

    Bridging therapy

    For patients requiring additional disease control while awaiting CAR-T product preparation

  4. 4.

    CAR-T product manufacturing

    Genetic modification and expansion of the collected cells

  5. 5.

    Provider preparation

    Receipt and preparation of cells for infusion

  6. 6.

    CAR-T pre-treatment

    As needed ahead of dosing — for example, lymphodepletion

  7. 7.

    CAR-T product administration

    Infusion of the CAR-T product

  8. 8.

    Adverse event management and follow-up care

    May include treatment of complications and ongoing primary disease management

Medicare includes the bridging, manufacturing, and provider-preparation steps in the drug payment. Other payer processes may vary.

PA
Prior authorization (also referred to as pre-authorization or “pre-auth”) is a common payer process that requires providers to substantiate why a therapy or service is medically necessary before coverage will be authorized.
Medical Necessity
Medical necessity refers to healthcare services or supplies needed to diagnose or treat an illness, injury, condition, disease or its symptoms, and that meet accepted standards of medicine. Generally, insurers provide coverage only for health-related services that they define as, or determine to be, medically necessary.
Appeal
An appeal is any of the procedures used to challenge a payer’s denial of benefits that a beneficiary believes they are entitled to receive. If a payer denies an initial request for coverage (ie, issues an adverse or “unfavorable” coverage determination), that decision may be appealed.

Billing Guidance

To support reimbursement that appropriately reflects the patient journey, each service must be documented and coded correctly. Inpatient versus outpatient status, as established by the clinician’s written order at each step, drives the required codes, claim requirements, and reimbursement.

  • Diagnosis Codes — Diagnosis coding must capture the indication, CAR-T complications, and comorbidities; CRS and ICANS now have graded ICD-10-CM codes.
  • Procedure Codes — Each CAR T product has its own designated inpatient procedure codes used to report inpatient facility services associated with CAR T administration.
  • Product Codes — Each FDA-approved CAR-T product has its own product code. Manufacturers can help guide you on the correct coding of these products.
  • Patient status — Inpatient vs. outpatient status, set by the clinician’s written order at each step, drives the code sets, claim requirements, and payment.
  • Hospital Revenue Codes and CPT Category I Codes — Use of these codes depends on the site of care for CAR T administration. Some of these services are not separately payable but may be submitted for tracking purposes.
  • Other Non-CAR T Related Codes — Could be applicable such as remote patient monitoring and caregiver training (for POS-11 sites).

Learn more about important Quality context for reimbursement.

Quality

Engage with Key Payers Early

Your Payer partners should be included in discussions early in your onboarding process.

Communicate your intent to onboard CAR Ts and start the negotiation process and ensure there is a path to reimbursement

Back to Playbook Overview

Next in the Playbook

Operations & Infrastructure

Space, staffing, and workflows that actually fit

See what a program needs — Operations & Infrastructure

Contracting & Partnerships

Terms with manufacturers, payers and partners

Map the five steps of CAR-T reimbursement, from benefits checks and prior authorization to coding and claims. Learn how to engage payers early. Start here.

Explore — Contracting & Partnerships

Patient Selection & Support

Identify, refer, and support eligible patients.

Explore — Patient Selection & Support

Not sure where to start?

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