Remark Code N700 on Your EOB — Meaning & What to Do

Remittance Advice Remark Code (RARC)

What remark code N700 means: A required modifier for this service is missing.
What to do about remark code N700: Ask the provider's billing office to explain or correct this, and resubmit if needed.

Remark codes add detail to a claim decision. They appear alongside the main adjustment codes on your Explanation of Benefits or remittance notice, giving the specific reason behind remark code N700.

Related codes

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Frequently asked questions about Remark code N700

What does remark code N700 mean on my EOB?

A required modifier for this service is missing.

What should I do about remark code N700?

Ask the provider's billing office to explain or correct this, and resubmit if needed.

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Last reviewed 2026-07-07 · MDBillCheck Editorial Team. Plain-English explanations are original wording; always verify the specific reason with your insurer.