decisionhealth Newsletters, Answer Books - 2008 Issue 5 (May)
Answer_Book / Certificates_of_Medical_Necessity / Tips_for_completing_CMNs
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Article Overview
This article gives practical guidance for physicians and billing staff who complete Certificates of Medical Necessity (CMNs) for DME-related items. It focuses on the kinds of information that should be checked on the form, how to avoid common completion errors, and why accurate documentation matters when supporting medical necessity. The article is useful for providers, suppliers, and coding staff working with CMN paperwork and related documentation processes.
Why This Topic Matters
CMNs are a key support document for DME claims, and incomplete or inconsistent forms can create reimbursement and compliance problems. This article helps readers understand the documentation areas that commonly need attention when preparing CMNs.
What You Will Learn
- What to verify before completing a CMN
- Which parts of the CMN form need careful review
- Why documenting medical necessity and exam timing matters
- How incomplete or preprinted forms can create problems
- General considerations when multiple item options exist for a patient's needs
Who Should Read This
- Physicians
- Durable medical equipment suppliers
- Medical coders
- Billing staff
- Practice administrators
Codes Discussed
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