What D7650 means

D7650 covers the open reduction of a malar and/or zygomatic arch fracture. "D" is dental, "76" is this oral surgery group, and "50" is this cheekbone open reduction. The malar bone (the zygoma) is the cheekbone — it forms the prominence of the cheek and contributes to the lateral/lower part of the eye socket (orbit) and the upper face structure. The zygomatic arch is the bony arch along the side of the face (the ridge in front of the ear, going toward the cheek). Fractures of the zygoma/zygomatic arch (cheekbone fractures) are common facial fractures from trauma (a blow to the cheek). D7650 is for treating such a fracture by open reduction — a surgical incision to access and realign the fractured cheekbone (and fix it as needed). 'Open reduction' (vs closed, D7660) means a surgical incision is required.

So it's surgically accessing and realigning a fractured cheekbone (malar/zygoma) and/or zygomatic arch — the open reduction approach.

Zygomatic fractures matter because the cheekbone is important for facial structure/appearance (the cheek prominence and facial width) and is related to the eye socket and jaw function. A displaced zygomatic fracture can cause a flattened/asymmetric cheek (cosmetic deformity), problems with the eye/orbit (affecting eye position or function), and sometimes trismus (limited jaw opening, if a displaced arch impinges on the coronoid process of the mandible). So treating it restores the facial contour, the orbit, and function. Open reduction (D7650) is used when surgical access is needed to reduce (and fix) the fracture — for displaced fractures, the bone is surgically realigned (often via incisions accessing the fracture sites) and may be fixed with plates/screws. It's performed by an oral and maxillofacial (or facial) surgeon. This code is in the simple-fracture series; the compound parallel is D7750. Maxillofacial trauma typically involves medical insurance. Documentation supports the claim.

When it's typically used

D7650 is reported for treating a malar (cheekbone/zygoma) and/or zygomatic arch fracture by open reduction — a surgical incision to access and realign (reduce) the fractured cheekbone (and fix it as needed). It's used for a simple zygomatic fracture requiring this surgical approach (vs closed reduction, D7660), e.g., a displaced cheekbone fracture causing facial deformity, orbital issues, or limited jaw opening.

How much does D7650 cost?

Open reduction of a zygomatic/cheekbone fracture is significant surgery — often roughly 500 to 4,000+ USD for the procedure (fee schedules vary; some list around 500 USD), plus hospital/anesthesia and overall trauma care. It's more than closed reduction (D7660), reflecting the surgical access and fixation. Medical insurance typically applies (maxillofacial trauma is a medical matter). Verify coverage with the medical insurer.

Is D7650 covered by insurance?

Maxillofacial fracture treatment typically involves medical insurance (trauma is a medical matter). Documentation of the fracture (the malar/zygomatic arch fracture, its displacement and effects — e.g., deformity, orbital involvement, trismus) and the open reduction supports the claim. It's distinguished from closed reduction (D7660) and from the compound/open-fracture codes (D7750/D7760). Coordination with the medical insurer applies. Verifying coverage helps.

The cheekbone (zygoma) and zygomatic arch

The zygoma and arch are key facial structures, and understanding them clarifies the fracture.

The malar bone (zygoma) is the cheekbone — the bone forming the prominence of the cheek (its projection and contour), contributing to the lateral and lower parts of the eye socket (orbit), and connecting to other facial bones (maxilla, frontal, temporal). The zygomatic arch is a bony arch along the side of the face — formed by a process of the zygoma joining a process of the temporal bone — creating the arch you can feel in front of the ear (the jaw's muscle and the coronoid process of the mandible pass beneath it).

These structures are functionally and cosmetically important: cosmetically, the zygoma defines the cheek's prominence and contributes to facial width/symmetry — a displaced fracture can flatten or asymmetrically alter the cheek (a visible deformity); for the eye/orbit, since the zygoma forms part of the orbit, a fracture involving it can affect the eye socket (eye position, orbital function); and for jaw function, the zygomatic arch is near the coronoid process of the mandible (which moves up beneath the arch when opening the jaw) — a displaced/depressed arch can impinge on it, limiting jaw opening (trismus). Understanding this helps patients see that the malar bone (zygoma/cheekbone) forms the cheek prominence and part of the eye socket, and the zygomatic arch is the bony arch along the side of the face (with the jaw's coronoid process moving beneath it) — so these structures are functionally and cosmetically important, and a displaced fracture can flatten/asymmetrically alter the cheek (a visible deformity), affect the eye/orbit, and limit jaw opening (if a displaced arch impinges on the mandible's coronoid process) — making fractures significant for appearance, the eye, and jaw function.

Effects of a zygomatic fracture

A zygomatic fracture has characteristic effects, and understanding them clarifies the need for treatment.

A displaced zygomatic (cheekbone) fracture commonly causes: facial deformity — a flattened or depressed cheek (loss of the cheek prominence), or facial asymmetry — a cosmetic concern; orbital effects — since the zygoma forms part of the eye socket, a fracture can affect the orbit — potentially changes in eye position (the eye appearing lower or sunken), double vision (diplopia), or numbness (the infraorbital nerve, supplying the cheek/upper lip area, runs in this region and can be affected, causing numbness of the cheek/upper lip); limited jaw opening (trismus) — if the zygomatic arch is displaced inward, it can impinge on the coronoid process of the mandible, mechanically limiting jaw opening; and other effects (swelling, bruising around the eye).

These effects are why treatment (reduction) is often needed for a displaced fracture — to restore the cheek contour, the orbit (eye position/function), relieve the impingement (restoring jaw opening), and address the nerve (numbness may improve with reduction). A non-displaced fracture might not need surgery; a displaced one with these effects typically does. Understanding this helps patients see that a displaced zygomatic fracture has characteristic effects — facial deformity (a flattened/depressed cheek or asymmetry), orbital effects (changes in eye position, double vision, or numbness of the cheek/upper lip from the infraorbital nerve), and limited jaw opening (trismus, if a displaced arch impinges on the mandible's coronoid process) — which drive the need for treatment of a displaced fracture (to restore the cheek contour, the orbit, jaw opening, and address the nerve), with a non-displaced fracture possibly not needing surgery but a displaced one typically requiring it (D7650 for open reduction).

Open reduction of a zygomatic fracture

Open reduction realigns the cheekbone surgically, and understanding this clarifies the procedure.

Open reduction of a zygomatic fracture (D7650) involves: surgical access — making incision(s) to access the fracture site(s); the zygoma connects to other bones at several points (buttresses), so approaches may include intraoral (in the upper buccal vestibule), and small incisions near the eye (lower eyelid/infraorbital, or lateral eyebrow) to access the orbital rim/frontozygomatic area; reduction — realigning the displaced zygoma back into its correct position (restoring the cheek prominence), sometimes using an instrument to elevate a depressed zygoma or arch; fixation — fixing the reduced fracture as needed, typically with plates and screws at the fracture sites (buttresses) for stability; and closure.

The specific approach depends on the fracture (which parts are displaced, the stability needed) — some fractures need fixation at multiple points, while others (like an isolated arch fracture) may be reduced with less or no fixation. The goal is to restore the cheek contour, the orbit (if involved), and jaw opening (if the arch impinged), with a stable result. Understanding this helps patients see that open reduction of a zygomatic fracture (D7650) surgically realigns the cheekbone — making incision(s) to access the fracture site(s) (approaches may include intraoral, near the lower eyelid, or the lateral eyebrow), realigning the displaced zygoma to its correct position (sometimes elevating a depressed zygoma/arch with an instrument), fixing it as needed (typically with plates and screws at the fracture sites/buttresses), and closing — with the approach depending on the fracture, aiming to restore the cheek contour, the orbit, and jaw opening with a stable result.

The zygomatic fracture codes

D7650 is the open cheekbone option, and understanding this clarifies the coding.

As with the other facial bones, the zygoma has open and closed reduction codes in each series. In the simple-fracture series: D7650 — malar/zygomatic arch, open reduction (this code); D7660 — malar/zygomatic arch, closed reduction. So D7650 (open) and D7660 (closed) are the simple-fracture cheekbone pair, differing by the approach. In the compound series, the parallels are D7750 (open) and D7760 (closed). So the surgeon codes a zygomatic fracture by the series and the approach — D7650 being the simple, open one.

The choice of open (D7650) vs closed (D7660): open reduction when surgical access and (often) fixation are needed — e.g., a displaced zygoma fracture needing realignment and plate fixation; closed reduction when the fracture can be reduced without open exposure/fixation — e.g., an isolated, displaced zygomatic arch fracture that can be elevated back into position through a small access. Understanding this helps patients see that D7650 is the open reduction option for the malar/zygomatic arch — the open counterpart of D7660 (closed) in the simple-fracture series, with parallel compound-series codes (D7750 open, D7760 closed) — so the surgeon codes a zygomatic fracture by the series and approach, choosing open reduction (D7650) when surgical access and fixation are needed (e.g., a displaced zygoma needing plating) or closed reduction (D7660) when it can be reduced without open exposure/fixation (e.g., an isolated arch fracture elevated through a small access).

Frequently asked questions

What is the D7650 dental code?

It's the open reduction of a malar and/or zygomatic arch fracture — surgically treating a fractured cheekbone (the malar bone/zygoma) and/or zygomatic arch by making an incision to access and realign (reduce) the broken bone (and fix it as needed). 'Open reduction' means a surgical incision is required (vs closed reduction, D7660).

What is the malar/zygomatic bone?

The malar bone (zygoma) is the cheekbone — it forms the cheek prominence and part of the eye socket (orbit). The zygomatic arch is the bony arch along the side of the face (in front of the ear, with the jaw's coronoid process moving beneath it). Together they shape the cheek and side of the face.

What problems does a cheekbone fracture cause?

A displaced fracture can cause facial deformity (a flattened/depressed cheek or asymmetry), orbital effects (changes in eye position, double vision, or numbness of the cheek/upper lip), and limited jaw opening (trismus, if a displaced arch impinges on the jaw). These effects often drive the need for treatment.

What does open reduction involve?

Making incision(s) to access the fracture site(s) — possibly intraoral, near the lower eyelid, or the lateral eyebrow — realigning the displaced cheekbone (sometimes elevating a depressed bone with an instrument), fixing it as needed (typically with plates and screws), and closing. The goal is to restore the cheek contour, orbit, and jaw opening.

How is it different from closed reduction (D7660)?

Open reduction (D7650) realigns the fracture through a surgical incision (with fixation as needed). Closed reduction (D7660) reduces it without an open surgical exposure/fixation — e.g., elevating an isolated, displaced zygomatic arch fracture back into position through a small access, without plating. The surgeon chooses based on the fracture.

How much does it cost, and what insurance applies?

It's significant surgery — often roughly 500 to 4,000+ USD for the procedure (fee schedules vary), plus hospital/anesthesia and overall trauma care. Medical insurance typically applies (maxillofacial trauma is a medical matter). Verify coverage with the medical insurer.

This page is an independent, plain-language explanation for general information only. It is not billing, coding, or clinical advice. For the official CDT descriptor and current-year wording, refer to the American Dental Association.