Bone Grafting and Sinus Lifts for Implants
These procedures build bone where there is not enough of it. A socket or ridge preservation graft (D7953) places material into a fresh extraction socket to limit the bone loss that otherwise follows. A sinus lift raises the floor of the maxillary sinus and places graft material beneath it, creating height for an implant in the upper back jaw where the sinus has expanded downwards. Bone harvesting takes the patient's own bone from elsewhere for use as a graft.
What bone grafting and sinus surgery involves
These procedures build bone where there is not enough of it. A socket or ridge preservation graft (D7953) places material into a fresh extraction socket to limit the bone loss that otherwise follows. A sinus lift raises the floor of the maxillary sinus and places graft material beneath it, creating height for an implant in the upper back jaw where the sinus has expanded downwards. Bone harvesting takes the patient's own bone from elsewhere for use as a graft. Graft materials come from several sources: the patient's own bone, processed human donor bone, bovine or porcine mineral, or synthetic materials. They mostly act as a scaffold that the body replaces with its own bone over months rather than remaining permanently.
When this treatment is used
Socket grafting is done at the time of extraction where an implant is planned or the site is aesthetically important. Sinus lifts are done before or alongside implant placement in the upper back jaw. Ridge augmentation is done where the existing bone is too narrow or too short for an implant.
Socket grafting — the decision made at the wrong time
An extraction socket loses a significant share of its width and some of its height in the first six months, most of it in the first three. Grafting at the time of extraction substantially limits that, and it adds a modest cost to an appointment that is already happening. Not grafting and then deciding two years later to place an implant frequently means a ridge augmentation procedure — more surgery, more cost, more healing time, and a less predictable result than preservation would have been. The asymmetry is large enough that the question should be asked at every extraction where replacement is even possible. Where it genuinely does not matter: a lower wisdom tooth with nothing behind it, or a patient who has decided definitively against replacement.
Sinus lifts, lateral versus crestal
The lateral or open approach makes a window in the side of the upper jaw, lifts the sinus membrane and packs graft beneath it. It can gain substantial height, needs several months of healing, and involves more swelling. The crestal or vertical approach works through the implant channel itself, lifting the membrane a few millimetres — less invasive, quicker, but limited in how much it can achieve. Which one depends on how much height is needed. Aftercare for both includes avoiding nose-blowing, sneezing with the mouth closed, and flying for a period, because pressure changes can disturb the graft and the membrane.
Costs and insurance in summary
Typical fee range across the group: $0–$0 where a single band applies. Several codes here are priced individually and carry their own range on their own page. Graft materials and membranes are sometimes itemised separately. Sinus lifts are substantially more expensive than socket grafts.
Benefit category: Major / surgical, 0–50% on a typical plan. Frequently excluded, particularly where the graft is preparatory to an implant that the plan also excludes. Socket preservation at the time of extraction is sometimes covered.
Common restrictions: Often excluded when preparatory to an implant; Graft materials may be itemised and denied separately; Pre-authorisation and a pre-treatment estimate strongly advisable; Medical insurance occasionally covers grafting after trauma or tumour surgery.
The codes this guide covers
Each of these describes a variant of the same procedure. Follow a code for its own fee range, its coverage notes and what distinguishes it from the rest of the group.
| Code | Variant | Typical fee |
|---|---|---|
| D7295 | Harvest of bone for use in autogenous grafting procedure | $600–$1,600 |
| D7951 | Sinus lift (lateral/open approach) | $1,500–$3,500 |
| D7952 | Sinus lift (vertical/crestal approach) | $700–$1,800 |
| D7953 | Bone graft for ridge/socket preservation — most reported | $400–$1,100 |
| D7995 | Synthetic graft — mandible or facial bones, by report | $800–$2,200 |
Common questions
Do I need a bone graft after a tooth extraction?
If you might have an implant there, or if the site is visible, grafting at the time of extraction limits the bone loss that otherwise follows and is far cheaper than rebuilding the ridge later.
What is a sinus lift?
Raising the floor of the maxillary sinus and placing bone graft beneath it, to create enough height for an implant in the upper back jaw where the sinus has expanded downwards.
Where does bone graft material come from?
Your own bone, processed human donor bone, bovine or porcine mineral, or synthetic material. Most act as a scaffold that your body gradually replaces with its own bone.
How long does a bone graft take to heal before an implant?
Three to nine months depending on the type and size of graft. Sinus lifts and larger ridge augmentations sit at the longer end.
Is bone grafting covered by insurance?
Often not, particularly where it is preparatory to an implant that the plan also excludes. Get a pre-treatment estimate.