Decoronation/Intentional Submergence (D3921) — National Rates

Negotiated reimbursement rates for D3921 across 48 states, sourced from CMS Transparency in Coverage data. 744 rate records.

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National Average Negotiated Rate
$252
744 rate records · 48 states
📊 Data updated monthly · Last refresh: March 2026

About D3921 — Decoronation/Intentional Submergence

Decoronation or intentional submergence is a dental procedure used primarily in cases where a tooth is deemed non-restorable but the root remains vital for future prosthetic support. This technique is often indicated for teeth that are planned for future implant placement or for maintaining the alveolar ridge. Documentation should include clinical notes detailing the rationale for the procedure, the condition of the tooth, and any pre-operative imaging. Billing for this procedure can vary significantly by payor and state; some may cover it under endodontic services while others may classify it differently, impacting reimbursement rates. The average reimbursement is around $252.

Reimbursement rates for D3921 vary significantly by state, payor, and provider network. The national average negotiated rate is $252. Data sourced from CMS Transparency in Coverage machine-readable files, updated monthly.

Top Paying States for D3921

District of Columbia
$457
2 records
Alaska
$443
1 records
Maine
$377
1 records

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Full National Breakdown

Median
$266
Low
$41
High
$481

Highest & Lowest Reimbursement States

↑ Top 5

StateAvg Rate
District of Columbia$457
Alaska$443
Maine$377
Connecticut$359
Georgia$341

↓ Bottom 5

StateAvg Rate
Wyoming$173
Louisiana$170
Nebraska$136
Iowa$115
South Carolina$85

All States — D3921 Average Rates

District of Columbia
$457
Alaska
$443
Maine
$377
Connecticut
$359
Georgia
$341
Rhode Island
$336
Maryland
$335
Utah
$330
Colorado
$324
California
$314
New Mexico
$308
Nevada
$295
Florida
$295
New Jersey
$292
New Hampshire
$280
Oregon
$279
Pennsylvania
$278
Alabama
$274
Illinois
$273
Missouri
$270
Hawaii
$269
North Carolina
$266
North Dakota
$266
Ohio
$256
Tennessee
$256
Arizona
$254
Indiana
$253
Wisconsin
$252
Texas
$246
Massachusetts
$240
Michigan
$236
Oklahoma
$230
Kentucky
$225
Minnesota
$222
Mississippi
$220
Washington
$215
Kansas
$211
Idaho
$204
Vermont
$196
West Virginia
$194
Virginia
$188
Arkansas
$177
New York
$174
Wyoming
$173
Louisiana
$170
Nebraska
$136
Iowa
$115
South Carolina
$85
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State-by-State Comparison Table

StateAverageMedianMinMaxRecords
District of Columbia$457$457$433$4812
Alaska$443$443$443$4431
Maine$377$377$377$3771
Connecticut$359$436$132$45311
Georgia$341$348$293$36397
Rhode Island$336$369$269$3693
Maryland$335$348$170$45312
Utah$330$330$204$4562
Colorado$324$328$305$3364
California$314$309$177$440138
New Mexico$308$314$249$3365
Nevada$295$295$244$3462
Florida$295$319$132$43026
New Jersey$292$344$107$41026
New Hampshire$280$280$196$3646
Oregon$279$279$279$2791
Pennsylvania$278$272$186$40411
Alabama$274$293$182$3095
Illinois$273$255$240$3306
Missouri$270$268$166$35110
Hawaii$269$269$202$3362
North Carolina$266$257$187$37122
North Dakota$266$281$193$3233
Ohio$256$249$132$32740
Tennessee$256$250$185$3364
Arizona$254$259$146$32115
Indiana$253$232$221$3305
Wisconsin$252$237$223$3104
Texas$246$225$205$36026
Massachusetts$240$226$184$29312
Michigan$236$232$210$2806
Oklahoma$230$230$230$2301
Kentucky$225$221$150$29321
Minnesota$222$221$141$3043
Mississippi$220$220$167$2732
Washington$215$205$202$30911
Kansas$211$211$211$2111
Idaho$204$202$202$2124
Vermont$196$196$196$1961
West Virginia$194$194$139$2492
Virginia$188$187$156$25712
Arkansas$177$177$159$1952
New York$174$132$107$41057
Wyoming$173$173$173$1731
Louisiana$170$167$167$22519
Nebraska$136$115$115$1793
Iowa$115$115$115$1151
South Carolina$85$58$41$34879
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