SHPBN-2017-031 CMS NU Modifier

Date: 11/06/17

NU Modifier

KMAP uses the Medicare DME, Prosthetics/Orthotics & Supplies Fee Schedule to determine which procedures are appropriately billed with modifier NU. Procedure codes listed on the file with modifier NU can be billed with this modifier (such as A4233 NU). Any procedure code not listed on this file with modifier NU will be denied.

Please refer to the CMS DMEPOS fee schedule for most up to date information to determine appropriate modifier NU usage. All other procedures codes billed with the NU modifier will deny, EXMo, Deny: Resubmit with Correct Modifier.

• CARC 4 “The procedure code is inconsistent with the modifier used or a required modifier is missing.”
• RARC N517 “Resubmit a new claim with the requested information.”

 

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