RemitBench/Denial codes/PR-35

PR-35 denial code

Code 35 says the patient has used up a maximum that never comes back. Unlike an annual maximum, waiting until January changes nothing.

The code list's own wording: Lifetime benefit maximum has been reached.

What it means: The plan set a cap on what it will ever pay, either overall or for a category, and the patient has reached it. Coverage still exists. The money for this benefit is finished.
Who owes the money: The patient Normally the patient. The service was covered and the plan's obligation is exhausted, which is a different thing from the service not being covered. Check your contract, because some participating agreements still limit what you may charge.
Is appealing worth it: Almost never. A maximum is a number in the plan document. The one thing worth checking is the payer's running total, because that is arithmetic and arithmetic can be wrong.

Verify the running total before you accept it. Lifetime accumulators follow a person across employers and across carriers, and they are transferred by hand more often than anyone would like. A patient who changed jobs may be carrying a total that was never theirs, or one that double counts a course of treatment.

Why the payer sent it

The patient genuinely reached the cap.
The cap is per category rather than overall, so a general maximum being fine does not help. That version is CO-149.
The accumulator carried over from a previous plan and was transferred wrongly.
Treatment was counted twice, which happens when a case was resubmitted or when two offices billed the same phase.
The plan changed and the new plan inherited the old total, which most do for orthodontics.

Remark codes you will see with it

Remark code	What it adds
N130	Read the plan document for the limit. Its own page.
N362	The days or units of service exceed what is allowed, which sometimes accompanies a category cap.

Remark code

What it adds

N130

Read the plan document for the limit. Its own page.

N362

The days or units of service exceed what is allowed, which sometimes accompanies a category cap.

Read the letters in front of the 35

PR-35: Patient responsibility. The usual pairing.
CO-35: Contractual obligation. Would make it your write-off, and does happen where a contract says you may not charge beyond a cap.
PI-35: Payer initiated. The patient owes nothing. Read your contract before you tell the patient anything.

What to do next

Ask for the accumulator history, not the total

A total is a number. A history is a list of claims that built it, and that is where a duplicate or a transfer error is visible.
If a claim appears twice: that is a reprocessing request with a specific number attached, which is the kind payers act on quickly.
Check whether the maximum is overall or per category

A lifetime orthodontic maximum has nothing to do with restorative work. If the plan is applying an orthodontic cap to a non-orthodontic claim, that is an error worth naming.
If it is a category cap: the code should normally be 149 rather than 35, which is itself a useful thing to point out on the call.
Tell the patient the truth about timing

This is the part that matters most. An annual maximum comes back in January and a lifetime maximum does not. Patients frequently plan around the wrong one.
If they were expecting a January reset: say plainly that this cap does not reset, and move the conversation to what the treatment costs rather than when the plan will help.

Codes that get mixed up with 35

Code	How it differs from 35
119	Benefit maximum for the period. This is the annual one, and it does reset. See CO-119.
149	Lifetime maximum for one service or category, rather than overall. See CO-149.
96	Not covered at all, rather than covered and exhausted. See CO-96.
204	Not in the benefits the patient bought. Nothing was ever going to be paid. See PR-204.

Code 35 in dental is orthodontics

Most dental plans that carry a lifetime maximum carry it on orthodontics, and the figure is usually modest against the cost of a full case. It is paid out over the course of treatment rather than at once, which is why offices meet this code partway through a case rather than at the start.

The mid-case surprise is the whole problem

An orthodontic case is a contract with the patient that runs for a year or two. If the plan's lifetime maximum runs out at month fourteen, the patient's monthly payment does not change but the plan's contribution stops. A practice that has not planned for the date will be having that conversation at the worst possible moment.

The fix is arithmetic done at case presentation: the lifetime maximum divided by the plan's payment schedule tells you the month it runs out. Say that month out loud when the case starts.

It follows the patient, not the plan

A patient who used part of an orthodontic lifetime maximum on a previous plan usually carries the used amount to the new one. A sibling's case does not affect it, but the same patient's earlier phase does. Ask about prior orthodontic treatment before you estimate anything.

Questions people ask about PR-35

Does a lifetime maximum reset?

No. That is the entire difference between code 35 and code 119. An annual or period maximum comes back when the plan year turns over. A lifetime maximum is a cap on what the plan will ever pay for that person or that benefit, and reaching it is permanent.

What is the difference between 35 and 149?

Code 35 is the lifetime maximum overall. Code 149 is a lifetime maximum for one service or benefit category, which is where dental orthodontic ceilings usually sit. If a payer applies a category cap to an unrelated claim, the code they used is worth questioning.

Can a lifetime maximum be wrong?

Yes, and it is worth checking. Lifetime totals follow a patient across employers and carriers, and they are transferred between systems by hand. Ask for the claim history that built the total rather than the total itself, because that is where a duplicate or a bad transfer shows up.

Related codes

Back to all denial codes

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