How does the CMS-1500 indicate a provider's signature or authorization?

How does the CMS-1500 indicate a provider's signature or authorization?

• A. There is no signature requirement on CMS-1500.
• B. The signature is represented by the patient's signature.
• C. A digital certificate embedded in the file.
• D. Signature on file indicators and consent language on the claim or accompanying documentation, as required.

Answer: (D)