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Billing codes

CPT 12031

Intermediate wound repair, up to 2.5 cm

A layered closure of a cut on the scalp, trunk, arm or leg, up to 2.5 centimetres. Intermediate means the wound needed deeper sutures beneath the skin, or extensive cleaning of debris, in addition to the skin closure. It is priced well above a simple repair.

Billed to Medicare

$835

What providers submitted, on average, for this code in a hospital setting.

Medicare accepted

$125

What Medicare treated as payable. Not a commercial rate or a cash price.

The gap

6.7x

How many times the accepted amount the billed figure was.

National averages from the Centers for Medicare & Medicaid Services, 2024 data, retrieved 2026-09-14. Medicare fee-for-service, physician and practitioner claims only. The hospital's own charge for the same code is separate and is usually higher. Based on 6,764 services.

Among the 10 er procedures and injections codes on this site with CMS figures, this gap ranks 4 of 10 (median 4.7x). The widest is Simple wound repair, up to 2.5 cm at 9.9x.

Watch out

Where this line goes wrong

The note has to say layered

If the ER note describes a single layer of sutures with no deep closure and no extensive cleaning, the correct code is the simple repair (12001), which costs less.

Length and group rules

As with simple repairs, multiple wounds of the same type in the same body group are summed into one code.

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What to do

Check it, then ask

  1. 1

    Ask for the ER note and check whether a layered closure or extensive cleaning is documented.

  2. 2

    Check the wound length against the code's length band.

  3. 3

    Check for separate supply or anaesthetic lines that are part of the procedure.

The full walkthrough for this kind of bill: You got an ER bill.

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Upload the bill to a free mediloop account. An automatic first look reads the charges and shows what looks worth questioning, usually in about a minute. If you want a specialist to dispute it for you, it is a flat $129, refunded in full if the bill isn't lowered by at least $129.

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Questions

People also ask

What makes a wound repair intermediate?

Closure of deeper tissue layers in addition to the skin, or a wound that needed extensive cleaning or removal of debris before a single-layer closure. Either has to be written in the note.

Sources

This page explains a billing code in general terms. It is not a coding, legal or medical opinion about your bill, and the code descriptions are mediloop's own plain-English summaries, not the official CPT descriptors, which are owned by the American Medical Association. Whether a charge was correct depends on the record of your visit and your payer's rules.