In the US a certificate of medical necessity is a document required by
Centers for Medicare and Medicaid Services
The Centers for Medicare & Medicaid Services (CMS), is a federal agency within the United States Department of Health and Human Services (HHS) that administers the Medicare program and works in partnership with state governments to administer M ...
to substantiate in detail the
medical necessity of an item of
durable medical equipment
Durable medical equipment is any medical equipment used in the home to aid in a better quality of living. It is a benefit included in many insurance policies and in some cases covered by Medicare benefits. The item is defined by Title XIX for Med ...
or a service to a
Medicare beneficiary.
There are different types of CMN for different requirements, e.g., insulin pumps, home health and private duty nursing services, etc.
[ List of 21 CMNs for different purposes.]
A CMN typically requires several dates to be specified, such as:
#The "initial date" of the CMN
#The "revised date" of the CMN
#The "recertification" date (usually for oxygen)
#The date the beneficiary signed it
#The date the supplier signed it and
#The date the physician signed it.
[
]
See also
* Medical device
A medical device is any device intended to be used for medical purposes. Significant potential for hazards are inherent when using a device for medical purposes and thus medical devices must be proved safe and effective with reasonable assura ...
* Medical equipment
A medical device is any device intended to be used for medical purposes. Significant potential for hazards are inherent when using a device for medical purposes and thus medical devices must be proved safe and effective with reasonable assura ...
References
{{Reflist
Certificates of Medical Necessity/Durable Medical Equipment Information Forms
External links
on Certificates of Medical Necessity
at the SSA website
Medicare manual
that provides exhaustive information about the practical use of CMNs, particularly section 5.3. This is the official source of information for contractors administering the Medicare system about the use of CMNs.
Medicare and Medicaid (United States)