Complete-cost guide

Periodontal treatment cost

Periodontal cost should be broken into diagnosis, nonsurgical treatment by area, re-evaluation, any surgery and the recurring maintenance plan.

Updated August 20, 2026Not clinically reviewed · status

Part of Cost guides guide. Related: Implant overdenture cost guide · Dental filling cost · See Teeth whitening cost · Dental bonding cost explained

Periodontal treatment is priced per quadrant instead of as a single course, so a full-mouth program is billed as several items, and that is the first thing to establish when comparing quotes. The larger financial point is that periodontitis is a managed condition instead of a cured one: after the initial treatment there is an ongoing maintenance requirement at intervals usually shorter than standard check-ups, and many plans fund fewer cleanings per year than are clinically advised. That gap is a predictable recurring cost. Understanding it at the start, not discovering it when a claim is declined, is what makes the treatment plan financially realistic. Surgical periodontal therapy, where non-surgical treatment has not achieved the improvement expected at reassessment, is billed as a further major-service item on top of the initial scaling and root planing, which is worth asking about explicitly if your disease has not responded at the first review.

Published fees for the coded services

Fee per unit of the procedure code, in US dollars
ServiceDelta Dental of Washington plan, 2023Maryland Medicaid, 2025
Scaling and root planing, 4 or more teeth per quadrant (D4341)$95$90
Scaling and root planing, 1 to 3 teeth per quadrant (D4342)$57$64.80
Periodontal maintenance (D4910)$79$54

Private offices can charge more, and fees differ by region and case. Sources: the Delta Dental of Washington fee schedule (as of June 8, 2023) and the Maryland Healthy Smiles 2025 fee schedule. For a fee lookup by ZIP code, see FAIR Health Consumer.

What moves the number

What actually drives periodontal treatment cost

FactorDetail
Number of quadrants treatedScaling and root planing is priced per quadrant, so extent drives the total directly.
Severity and pocket depthDeeper, more complex sites take longer and may require surgical access instead of non-surgical treatment.
General dentist, hygienist or periodontistFee schedules differ, and specialist referral is common for advanced disease.
Maintenance intervalThe ongoing cost, and often the larger one over time. Shorter intervals mean more visits per year.
Surgical therapyAccess surgery or regenerative procedures are separate major-service items.
Adjunctive treatmentsLocal antimicrobials or host-modulation agents where used.

Complete cost

Line items in a periodontal plan

01

Full periodontal assessment, charting and radiographs

02

Scaling and root planing, priced per quadrant

03

Local anesthetic

04

Reassessment appointment and repeat charting

05

Ongoing periodontal maintenance visits at their own interval and fee

06

Surgical therapy or regenerative procedures where required

07

Specialist referral, where indicated

08

Cleaning aids, a small but genuine ongoing cost

The recurring cost

Why maintenance is the number that matters most

Initial treatment is a defined episode; maintenance is indefinite. Periodontal maintenance is a distinct procedure code from a routine cleaning, and the interval is set by how the disease behaves instead of by convention: commonly shorter than six months. Many plans cap the number of cleanings they fund per year, so if your advised interval exceeds that cap, the difference is a predictable annual out-of-pocket cost for as long as you keep your teeth. Knowing that number at the outset lets you plan for it, not skipping visits when a claim is declined, which is how stabilized disease relapses.

Benefits

How plans commonly treat periodontal care

  • Scaling and root planing is billed per quadrant, so a full-mouth course is assessed as several items
  • Plans typically require documented pocket depths and radiographic bone loss before funding periodontal therapy instead of a routine cleaning
  • Periodontal maintenance has its own code and frequency rules, distinct from a routine cleaning
  • Many plans limit total cleanings per year, which can conflict with the advised maintenance interval
  • Surgical periodontal procedures are usually major services with lower payment percentages
  • Where a plan will not fund the advised interval, the shortfall is a recurring cost worth planning for

Insurance

Deep cleaning, surgery and maintenance are filed separately

MetLife's guide lists root planing as basic care. Surgical gum treatment and gum grafts sit in the major tier on Cigna's list. Ongoing maintenance visits are the wrinkle. Cigna says most plans limit cleanings to two a calendar year, and a plan may or may not treat a periodontal maintenance visit as a separate service. If it counts against the cleaning limit, your third visit may fall to you. Check with the plan whether deep cleaning is priced per quadrant, how often it pays for maintenance, and whether it requires X-rays or gum measurements before approval.

Gum disease is progressive, and waiting on benefits can cost more later. Check with the office how urgent your case is.

One area or the whole mouth

Treatment is usually priced by area

FactorDetail
Localized diseaseTreatment may be limited to one or two areas of the mouth. Ask whether the fee is per quadrant.
Generalized diseaseAll four quadrants are treated, often across more than one visit.
Re-evaluationA follow-up measures how the gums responded. Find out whether it is included.
SurgeryIf some areas do not respond, surgical treatment may be proposed. It has its own estimate.

See the deep cleaning versus regular cleaning comparison for how they differ.

Who does the work

Hygienist, general dentist or periodontist

Dental hygienists perform scaling and root planing in many practices, under the rules of their state. A general dentist may diagnose and treat mild to moderate gum disease, and a periodontist has advanced training in the gums and the bone that supports teeth, and provides surgery and grafting. If you are referred, ask whether the periodontist is in your plan's network. Learn how measurements will be taken and shared, what the plan is if the gums do not improve, and who will manage maintenance afterward.

Lowering the bill

Ways to reduce cost without lowering the standard

01

Call a dental school or dental hygiene school clinic to find out whether it offers periodontal treatment and what its fees are

02

Ask a community health center whether it provides gum treatment on an income-based scale

03

Ask whether the plan approves deep cleaning by quadrant and what documentation it wants

04

Ask how often maintenance is recommended and how often the plan pays for it

05

Keep up daily care, since the National Institute of Dental and Craniofacial Research lists it as central to controlling gum disease

Questions people ask

Common questions

01

Why is deep cleaning charged per quadrant?

Because scaling and root planing is carried out area by area, usually under local anesthetic, and the mouth is divided into four quadrants for both clinical and billing purposes. A full-mouth course is therefore assessed as several items instead of one. When comparing quotes, check how many quadrants are proposed. A quote for two quadrants and one for four are not comparable figures even though both describe deep cleaning.

02

Is deep cleaning worth the extra cost over a regular cleaning?

They are not alternatives; they treat different situations. A routine cleaning addresses deposits at and above the gum margin and is preventive. Scaling and root planing addresses deposits on root surfaces inside pockets that have formed because bone has been lost. If periodontitis is present, a routine cleaning does not reach the problem. What justifies the cost is the diagnosis, which should be supported by pocket charting and radiographs, not asserted.

03

How much will maintenance cost every year?

That depends on the interval your disease requires and on how many cleanings your plan funds. Periodontal maintenance is a separate code from a routine cleaning, and intervals are commonly shorter than six months. If your advised interval exceeds what the plan covers, the difference is an ongoing annual cost. Ask for the recommended interval and the fee per visit at the start so you can calculate it instead of being surprised each year.

04

Will insurance pay for periodontal treatment?

Usually yes when the diagnosis is documented: plans typically require evidence of pocket depths and radiographic bone loss before funding scaling and root planing instead of a routine cleaning. Payment percentages vary, surgical procedures are usually major services, and maintenance has its own frequency rules. The common friction point is a plan funding fewer cleanings per year than your maintenance interval requires.

05

Is it cheaper to just have the teeth out?

In the short term, sometimes, but extraction begins a second, usually larger decision about replacement, and dentures or implants placed into a mouth with a history of periodontal disease carry their own maintenance requirements. Peri-implant disease is a recognized risk in people who have had periodontitis. Comparing complete pathways, not immediate fees usually favors stabilizing and maintaining teeth where the prognosis is reasonable.

06

Does surgical periodontal treatment cost much more than non-surgical scaling and root planing?

Generally yes, reflecting the additional surgical time, technique and sometimes materials involved, and it is typically considered only where non-surgical treatment has not achieved the improvement expected at reassessment. Ask what the reassessment showed that led to a surgical recommendation.

07

Do I pay for the reassessment appointment after initial periodontal treatment?

Usually yes, as its own billed visit, since it involves rechecking pocket depths and bleeding at multiple sites to measure the response to treatment: this is a genuine clinical step, not an optional formality, and it is what determines whether further treatment is needed.

08

Is there a cheaper alternative if I can't afford the recommended maintenance interval?

Discuss it directly instead of simply skipping visits: a slightly extended interval with excellent home care may be a reasonable compromise in some cases, while in others a shorter interval is genuinely necessary to prevent relapse. Silently skipping visits when a claim is declined is the pattern most likely to let stabilized disease progress again.

09

Does treatment cost more if a periodontist instead of a hygienist performs the scaling and root planing?

Specialist fees are often somewhat higher, but referral usually reflects disease severity or lack of response to prior treatment, not a discretionary choice: the comparison that matters is whether the referral itself is warranted, not simply the fee difference.

10

Are antimicrobial rinses or local antibiotic treatments an extra cost during periodontal therapy?

Where used as an adjunct to scaling and root planing, yes, typically a separate item: ask whether one is being recommended for your specific case and what evidence supports it for your particular presentation.

11

Does periodontal disease treatment cost less if caught early (gingivitis) versus later (periodontitis)?

Significantly less: gingivitis is generally addressed with a professional cleaning and improved home care, while periodontitis requires quadrant-billed scaling and root planing plus indefinite maintenance, which is a structurally larger and more expensive undertaking.

12

Does periodontal treatment cost more for a smoker than a non-smoker?

The procedure fee itself is the same, but smoking is a significant risk factor for both disease progression and treatment response, which can mean more visits, additional treatment stages, or a less favorable prognosis over time: an indirect but real cost consideration worth discussing.

13

Is a deep cleaning covered by dental insurance?

Often in part. MetLife's guide lists root planing as basic care, which usually pays a higher share than major care. Plans differ on documentation, area limits and how often they pay. Ask whether it is priced by quadrant and what the plan needs to see before approving the treatment.

14

Why does gum treatment need repeat visits?

Gum disease is a chronic condition. After active treatment, maintenance visits are typically recommended to keep it under control, and how often depends on your case. The National Institute of Dental and Craniofacial Research says daily care is important. Find out whether your plan pays for maintenance and how it counts against the yearly cleaning limit.

15

Can a dental hygiene school do a deep cleaning?

Some dental hygiene programs run supervised clinics that offer cleanings and related care at reduced fees. The National Institute of Dental and Craniofacial Research says hygiene school clinics may offer supervised, low-cost care as part of training. Scope varies, so call and ask if periodontal treatment is offered.

Related glossary terms

Sources

  1. Oral Health TopicsAmerican Dental AssociationAccessed 2026-08-17
  2. Medicare Dental CoverageCenters for Medicare & Medicaid ServicesAccessed 2026-08-17
  3. What Is a Dental PPO Plan?MetLife Oral Fitness LibraryAccessed 2026-09-24
  4. Dental Preferred Provider Organization (DPPO) PlansCigna HealthcareAccessed 2026-09-24
  5. Periodontal (Gum) DiseaseNational Institute of Dental and Craniofacial ResearchAccessed 2026-08-17
  6. Finding Dental CareNational Institute of Dental and Craniofacial ResearchAccessed 2026-09-23