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Frequently Asked Questions
The Costco Member Prescription Program is NOT insurance. It is a prescription drug discount card program that provides eligible Costco members and their eligible dependents with the ability to obtain lower prices on all medications.
Any Costco Member can join. Persons under 18 or pets are eligible as a dependent.

An eligible dependent is a person who is under the age of 18 and a legal dependent of the member. Pets may also be listed as a member's dependent.

You must choose CMPP or your prescription insurance program. If you choose CMPP the dollars will not count towards your prescription insurance program deductible.
The discount card does not pay or provide reimbursement for prescription drug purchases. It simply provides Participants with access to prices for prescription drugs. Participants are required to pay the discounted price for the prescription in full at the time of purchase.
The Costco Member Prescription Program is offered at no additional charge, it is a value added benefit of a Costco membership. Active Membership is required.
Using the Costco Member Prescription Program is easy. Just present your Costco membership card to the participating pharmacy and request your CMPP price to receive the eligible discount.
The pricing available through the discount card applies only at Costco and many neighborhood pharmacies. For a list of participating pharmacies near you and click on this link.
Yes, all prescription medications have a discount. Saving range from 2% to 40% or more depending on the drug. Participating pharmacies can tell you the specific savings on your drugs. They can also recommend a similar medication for the one you have been prescribed that may have a higher discount.
The amount of any price reduction is determined at the time of purchase, based on additional negotiated discounts with suppliers and manufacturers regarding the drug(s) dispensed, and/or the net cost of purchasing certain drugs, both of which may change from time to time. You are welcome to ask your pharmacist about the amount of your savings under the discount card when you purchase a prescription. Saving range from 2% to 40% or more depending on the drug. Prices are subject to change and may vary by location.
Once you have provided your membership number, pharmacy personnel will identify you as a Program participant in the pharmacy's computer system. You will automatically be provided with the discount card pricing for all of your prescriptions. You can always ask your pharmacist about the amount of any savings when you purchase your prescription.
If your current pharmacy is not a participating pharmacy, you can ask to have your prescription transferred to Costco or another participating pharmacy.
Prescription costs under the discount card are based on the Administrator’s and Costco Health Solutions financial arrangements with suppliers and manufacturers regarding the drug dispensed. These factors change from time to time, which means that the exact amount you pay for a prescription or a refill, may differ.
Yes, the special pricing available through the discount card applies to prescriptions filled at a Costco network pharmacy. Currently that includes all Costco pharmacies in the U.S., and a growing number of local pharmacies as well. Click on the link to find your pharmacy.
All US Costco Pharmacies participate in this discount card program. Locate your local Costco Pharmacy. Non-Costco pharmacies are also included in and are listed here.
Don't worry. You do not need to present a card when using the discount card. As a Participant in the program, your Costco Membership number will be stored in the pharmacy’s computer system and you will receive discount card pricing for your prescriptions.
Yes. Like the Costco Member Prescription Program, drug discount cards are not health insurance and do not pay or provide reimbursement for the cost of prescription drugs. However discount cards and other insurance programs CANNOT be used in conjunction with CMPP discount card pricing.
You must choose either CMPP or the government program, including Medicare, Medicaid or other State program. The use of the combination is not permitted for the individual prescription dispensing.
No, CMPP can only be used as the primary card. CMPP cannot be combined with any commercial, Med D or State plan.
If you have any further questions or feedback, please contact cmpp@costco.com

Costco Member Prescription Program is not responsible for providing or guaranteeing service or for the quality of service rendered. Participating pharmacies in various states are subject to change without notice and are not available in all areas. The Costco Member Prescription Program is not protected by any state guaranty fund. The Costco Member Prescription Program ("CMPP") is NOT a health insurance policy and is not intended as a substitute for insurance. CMPP provides discounts on prescription drugs from participating pharmacies. The actual discount will vary depending on drug purchased. CMPP members are required to pay for all prescription drugs. Claims submitted for coverage under publicly funded programs (e.g. Medicare, Medicaid, etc) are not eligible for CMPP participation. CMPP is a direct-to-members savings program administered by [Costco Health Solutions, 845 Lake Drive Issaquah, WA 98027, 425-416-4115, https://www.costcohealthsolutions.com/.]