Diagnostic Code 9900: Maxilla or Mandible, Chronic Osteomyelitis or Osteonecrosis Rating Criteria
- CFR section
- 38 CFR § 4.150
- Rating range
- 10% to 100%
- Rating levels
- 5
- Body system
- Dental and oral conditions
The VA rates Maxilla or Mandible, Chronic Osteomyelitis or Osteonecrosis under diagnostic code 9900 in 38 CFR § 4.150. The table below is the full set of rating criteria, from the schedule itself, with the evidence factors raters look for at each level.
DC 9900 rating criteria
| Rating | Criteria |
|---|---|
| 10% | Rated as chronic osteomyelitis: inactive, following repeated episodes, without evidence of active infection in past 5 years What raters look forinactive after repeated episodes; no active infection in the past 5 years |
| 20% | Rated as chronic osteomyelitis: with discharging sinus or other evidence of active infection within the past 5 years What raters look fordischarging sinus; active infection within the past 5 years |
| 30% | Rated as chronic osteomyelitis: with definite involucrum or sequestrum, with or without discharging sinus What raters look fordefinite involucrum or sequestrum |
| 60% | Rated as chronic osteomyelitis: frequent episodes, with constitutional symptoms What raters look forfrequent episodes; constitutional symptoms |
| 100% | Rated as chronic osteomyelitis: with multiple localization or with long history of intractability and debility, anemia, amyloid liver changes, or other continuous constitutional symptoms What raters look formultiple localization; long history of intractability and debility; continuous constitutional symptoms |
Frequently asked questions
What is VA diagnostic code 9900?
Diagnostic code 9900 is the VA rating schedule entry for Maxilla or Mandible, Chronic Osteomyelitis or Osteonecrosis, found in 38 CFR § 4.150. The VA assigns this code when it rates the condition and applies the criteria listed on this page.
What ratings are possible under DC 9900?
DC 9900 provides ratings of 10%, 20%, 30%, 60%, 100%. The percentage depends on which criteria your medical evidence documents, not on the diagnosis alone.
What does the highest rating under DC 9900 require?
The 100% rating for Maxilla or Mandible requires: Rated as chronic osteomyelitis: with multiple localization or with long history of intractability and debility, anemia, amyloid liver changes, or other continuous constitutional symptoms.
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