Contact CORE

TEL: 1-888-587-3263
FAX: 1-866-676-4073

Frequently Asked Questions

Q: What is CORE?
A: CORE (Comprehensive Oncology Reimbursement Expertise) is a convenient reimbursement resource for patients and their healthcare providers. CORE provides a reimbursement support program along with online tools and resources. You can find information here on the CORE website or by calling the CORE Hotline at 1-888-587-3263.

Q: What is reimbursement?
A: Reimbursement is the process of obtaining payment from an insurance plan for drugs purchased in advance.

Q: What is prior authorization?
A: Prior authorization is the process of obtaining approval from an insurance plan for a medication or service before receiving it. Some insurance plans may require prior authorization for Teva Oncology products.

Q: What should I do to help my doctor with the insurance process?
A: Make sure that your doctor's office has your most current insurance information.

Q: Do I need to fill out paperwork?
A: Typically, your doctor’s office submits all paperwork, but you may need to update your patient information at your doctor's office.

Q: What if I don’t have insurance?
A: If you don’t have insurance coverage, and have difficulty affording your treatment, contact the CORE hotline at 1-888-587-3263.

Q: Why did my insurance deny my coverage?
A: There are many reasons why insurance plans issue denials. It could be that a prior authorization was not initiated with your insurance plan. The plan may also deny the request due to lack of medical documentation to support treatment. Whatever the reason, you may be able to file an appeal. See the Reimbursement Process page for an example of how the process works.

Q: What is an appeal?
A: An appeal is a request for reconsideration of services that were denied reimbursement by an insurance plan. An appeal is filed if the insurance plan does not pay or does not pay enough for a procedure or service. The appeal is made to the insurance plan and there are usually specific guidelines.

Q: How long does my insurance plan have to respond to an appeal request?
A: The amount of time varies by plan, but insurance plans usually have 30 to 45 days to respond to an appeal request.

Q: Does CORE bill claims?
A: No. CORE does not provide billing services, but CORE may be able to provide guidance on billing questions.

HIPAA Information: This site is being offered to you, the healthcare provider, on behalf of your patients, with the understanding that you have obtained signed permission from your patient to provide their information to CORE. Any information submitted to CORE will remain confidential and will not be used for promotional purposes. If you would like to learn more about protecting the privacy of personal health information, please go to the U.S. Department of Health & Human Services at

United States Residents: Disclaimer: These sections are intended to provide information for residents of the U.S. only.