Processing Payments with Square

Our Integration with Square

Offers Streamlined Payment Processing

Processing payments should be quick and easy. Our integration with Square enables you to securely and efficiently transmit multiple forms of electronic payment information through your BestRx and BestPOS systems. With BestRx + Square, you can offer multiple convenient payment options for you and your patients, including credit and debit cards, FSA/HSA cards, EMV (chip) payments, Apple, Google or Samsung Pay and text-to-pay.


Ready to get started?

Establishing your Square account is easy! Pharmacies can either:

Register through Cardinal Health’s Modern Payments Processing and take advantage of the program’s lower processing rates and other benefits. (You do not have to be an active Cardinal Health program to utilize the Modern Payments Processing program*.)

Register through Square directly by clicking here.

Regardless of how you choose to register, you will ONLY need to purchase the Square Terminal. Do NOT purchase Square’s POS, paper rolls or other hardware as payments will be synced from the Square Terminal to your existing BestPOS system and its associated equipment. 

*To access Cardinal Health’s lower processing rates, high-level monthly data will be shared.

Cardinal Health Customers, Start Here

Cardinal Health customers can set up their Square account through the Modern Payments Processing program, and access program-exclusive benefits, including lower processing rates!

For questions about the MPP program, please contact Cardinal Health’s support line at 855-700-6000.

Enjoy Fair + Transparent Pricing

With Square, there’s no guessing – what you see is what you pay, period.
You pay the same rate for every card, with no long-term contracts or surprise fees.

A Sleek, Modern Terminal

Square’s sleek. single-device terminal integrates seamlessly with your BestPOS system.

That way, collecting payments, capturing electronic signatures and obtaining consents is easy and efficient.

BestRx pharmacies ONLY need to purchase the Square Terminal to use alongside their existing BestPOS system and its associated equipment.

Do NOT purchase Square’s POS, paper rolls, or any hardware other than the Square Terminal for payment processing.

What Customers Are Saying

“One of the biggest advantages with Square is that it’s very easy to use.

Plus, because they utilize flat rates, I don’t have to worry about additional processing fees like with other processors.”


Additional information on Square’s enrollment process, including how to request a Merchant ID and complete the TPS Certification form can be found here.

If you have questions about registering with Square, or using them as your payment processor, email: