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N417 Remark Code: Allowed Once in 5 Years

N417 means the service is allowed one time in a 5-year period. The payer's records show the patient already received the same service or item within the past five years, so this claim was denied or reduced.

Quick facts

Code
N417 (RARC N417)
Status
Active In use since August 1, 2007; last modified July 1, 2016.
Code set
Remittance Advice Remark Codes (RARC)
Group codes
  • PR (Patient Responsibility): The plan's benefit covers one per five years, so an earlier repeat can be the patient's responsibility if they were informed beforehand.
  • CO (Contractual Obligation): When the payer enforces the interval under provider contract terms, the provider absorbs the denied amount.
Official description
This service is allowed 1 time in a 5-year period.
X12 Remittance Advice Remark Codes, retrieved September 25, 2026
Last verified
against the official X12 list.

What N417 means

Five years is one of the longest frequency limits a payer uses. N417 says the plan pays for this service or item once in that span and has already paid for one within it. Items with long expected lifespans, such as certain prosthetic, dental, or durable devices, are the typical candidates, although the exact list depends on the plan.

You will most often see N417 attached to CARC 119 (benefit maximum for the period).

Where these denials come from

Because the prior service can be years old, the most frequent issue is simple lack of information:

  • The patient did not mention the earlier item, or did not remember when it was provided.
  • The earlier item came from a different supplier or practice.
  • Records were migrated or archived and the prior date is not visible to billing staff.
  • The item wore out or stopped fitting early, and the claim went out as a routine replacement without explanation.

What to do

  1. Ask the payer for the prior date and provider it used to apply the limit.
  2. Verify the dates. If the earlier claim was for a different item or was dated wrong, ask the payer to review its history. If your current claim has the error, submit a corrected claim with resubmission code 7.
  3. Decide whether an exception applies. A significant change in condition, irreparable damage, or loss may justify replacement inside the interval under some plans.
  4. Appeal with documentation that addresses the payer’s stated criteria. A short narrative from the provider tying the clinical facts to the need for replacement helps.
  5. If no exception fits, manage the balance according to your contract and any advance notice the patient signed.

How to prevent it

For long-life items, ask the patient at intake when they last received one and from whom, and record the answer. Where the payer offers prior authorization or predetermination for replacements, use it before dispensing. A denied five-year item is usually expensive, so checking first saves real money.

Codes that may appear with N417

  • PR-119 (Benefit maximum for this time period or occurrence has been reached.): The benefit maximum for the time period has been reached; for N417 the period is five years.
  • PR-204 (This service/equipment/drug is not covered under the patient's current benefit plan): The service is not covered under the patient's current benefit plan at this time.
  • N416 (This service is allowed 1 time in a 3-year period.): A three-year interval instead of five.
  • N117 (This service is paid only once in a patient's lifetime.): Payable only once in a patient's lifetime, with no replacement interval.
  • M86 (Service denied because payment already made for same/similar procedure within set time frame.): Payment was already made for the same or similar service within a set time frame.

N417 FAQ

How can a payer know about a service from years ago?

Payers keep claim history for their members. If the patient was covered by the same payer when the prior service was billed, it can see that record.

Does a new plan mean the five years start over?

Often, because the new payer has no history. But some payers ask about prior items, and some carriers administer several plans and share history. Do not assume the clock resets.

What documentation supports an early replacement?

Evidence of a clinical change, damage beyond repair, or loss, along with the treating provider's explanation. The payer's policy may list specific requirements.