---
title: We bill a lot of 87804 flu test A and B but when we submit they are denying one of them. We use the 116 modifier on the 1st one and 59 on the second one and they still are not paying. What do we do ne
description: Please answer using the comment section below
---

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# Medical Billing Question & Answer Forum - RETIRED

## [We bill a lot of 87804 flu test A and B but when we submit they are denying one of them. We use the 116 modifier on the 1st one and 59 on the second one and they still are not paying. What do we do ne](https://www.claimcare.net/medical-billing-resources/medical-billing-training/bid/10839/We-bill-a-lot-of-87804-flu-test-A-and-B-but-when-we-submit-they-are-denying-one-of-them-We-use-the-116-modifier-on)

Posted by Carl Mays on Wed, Nov 11, 2009 @ 04:56 PM

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