Negotiated reimbursement rates for D4921 across 25 states, sourced from CMS Transparency in Coverage data. 246 rate records.
Gingival Irrigation — Per Quadrant involves the application of an antimicrobial solution to the gingival tissues in a specific quadrant to reduce inflammation and bacterial load. This procedure is indicated for patients with localized gingival inflammation or periodontal disease. Documentation should include the quadrant treated, the solution used, and the clinical rationale for the irrigation. Reimbursement for this service averages around $40, but it can vary by payor and state, with some plans offering limited coverage based on the patient's overall periodontal treatment plan.
Reimbursement rates for D4921 vary significantly by state, payor, and provider network. The national average negotiated rate is $40. Data sourced from CMS Transparency in Coverage machine-readable files, updated monthly.
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