2024 data Public-data reference. official source

Periodontal Maintenance

Open-data reference.

CDT D4910 Periodontics · typical chair time: 60 min

About periodontal maintenance

What it is: Maintenance cleaning after gum treatment

What it costs: The national private-market average is $165 based on the ADA Health Policy Institute Survey of Dental Fees (2024). State variation pushes this between $145 (lowest cost-of-living states) and $197 (highest). State Medicaid programs that cover periodontal maintenance for adults reimburse an average of $87 (range $62–$117 across the 19 covering states). The highest-paying Medicaid programs are Alaska ($117), New York ($109), District of Columbia ($104), worth checking if you're comparing states for Medicaid access to this procedure.

$165
National avg. private cost
$87
Avg. Medicaid reimbursement
(across covering states)
19/51
States covering this procedure
36%
Max state spread (private)
New York$197District of Columbia$196California$191New Jersey$191Hawaii$191Massachusetts$186Maryland$185Washington$184Connecticut$184Alaska$178
Top 10 states: Periodontal Maintenance private cost vs national average

Periodontal Maintenance cost by state

State Medicaid fee Private estimate
Alaska $117 $178
New York $109 $197
District of Columbia $104 $196
Minnesota $102 $169
Connecticut $95 $184
North Dakota $95 $155
Massachusetts $92 $186
Washington $87 $184
California $85 $191
New Jersey $85 $191
Maryland $84 $185
Oregon $84 $172
Vermont $84 $168
Iowa $78 $152
Virginia $78 $171
Rhode Island $75 $169
New Hampshire $73 $176
Michigan $68 $160
Illinois $62 $168
Hawaii $191
Colorado $173
Delaware $169
Maine $167
Nevada $167
Florida $167
Pennsylvania $164
Arizona $162
Utah $162
Texas $162
Wisconsin $161
Wyoming $160
Montana $158
Idaho $157
North Carolina $156
Georgia $156
New Mexico $155
Nebraska $154
South Carolina $154
Louisiana $154
Missouri $154
Ohio $154
Indiana $153
Kansas $152
Tennessee $152
Oklahoma $151
Kentucky $150
South Dakota $149
Arkansas $148
West Virginia $148
Alabama $146
Mississippi $145

Analysis: how to think about periodontal maintenance costs

The periodontics category spread for periodontal maintenance (CDT D4910) runs 36% between the cheapest and priciest states in our 2024 dataset, and cost of living explains most of that gap, not procedure difficulty.

19 of 50 states reimburse adult Medicaid patients for this code, averaging $87 (about 53% of the private rate). Practices in the other 31 states have no Medicaid fee schedule entry for D4910, which is part of why Medicaid-accepting providers can be scarce for this procedure. Related: finding affordable dental care.

Related

Compare across all procedures

Read our methodology - how this data is sourced, computed, and verified.

Source: ADA HPI Survey of Dental Fees (2024). State Medicaid fee schedules (2026 Q1). Estimates, not quotes, see our disclaimer.

Frequently asked questions

How much does periodontal maintenance cost in the United States?
The national private-market average for periodontal maintenance (CDT D4910) is approximately $165 based on the ADA Health Policy Institute Survey of Dental Fees (2024). State variation runs from $145 (lowest cost-of-living states) to $197 (highest).
Does Medicaid cover periodontal maintenance?
19 state Medicaid programs cover periodontal maintenance for adults, with average reimbursement of $87 (range $62-$117). Coverage varies by state, see the per-state table on this page.
Data compiled and verified by the PlainDentalCost team.