Adjustment of Appliance (Obstructive Sleep Apnea) (D9938) — National Rates

Negotiated reimbursement rates for D9938 across 15 states, sourced from CMS Transparency in Coverage data. 103 rate records.

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National Average Negotiated Rate
$101
103 rate records · 15 states
📊 Data updated monthly · Last refresh: March 2026

About D9938 — Adjustment of Appliance (Obstructive Sleep Apnea)

D9938 refers to the adjustment of an appliance used for obstructive sleep apnea (OSA). This procedure is clinically indicated when a patient experiences discomfort or improper fit of their OSA appliance, which can affect its efficacy and the patient's quality of sleep. Proper documentation should include details of the patient's symptoms, the adjustments made, and any follow-up recommendations. Billing for this procedure may vary by payor and state, with some insurance plans covering adjustments as part of the overall treatment plan for OSA, while others may have specific limitations or require prior authorization. The average reimbursement for this code is around $101.

Reimbursement rates for D9938 vary significantly by state, payor, and provider network. The national average negotiated rate is $101. Data sourced from CMS Transparency in Coverage machine-readable files, updated monthly.

Top Paying States for D9938

Pennsylvania
$136
2 records
New York
$132
14 records
Alabama
$110
1 records

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Rate Range & Distribution

Full National Breakdown

Median
$95
Low
$43
High
$162

Highest & Lowest Reimbursement States

↑ Top 5

StateAvg Rate
Pennsylvania$136
New York$132
Alabama$110
Louisiana$110
Massachusetts$110

↓ Bottom 5

StateAvg Rate
Illinois$85
Maryland$85
Indiana$85
Missouri$84
Georgia$75

All States — D9938 Average Rates

Pennsylvania
$136
New York
$132
Alabama
$110
Louisiana
$110
Massachusetts
$110
North Carolina
$110
California
$105
Kentucky
$98
Virginia
$96
Florida
$85
Illinois
$85
Maryland
$85
Indiana
$85
Missouri
$84
Georgia
$75
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State-by-State Comparison Table

StateAverageMedianMinMaxRecords
Pennsylvania$136$136$110$1622
New York$132$150$43$16214
Alabama$110$110$110$1101
Louisiana$110$110$110$1101
Massachusetts$110$110$110$1101
North Carolina$110$110$110$1102
California$105$119$53$11928
Kentucky$98$98$85$1102
Virginia$96$104$66$11012
Florida$85$85$85$851
Illinois$85$85$85$852
Maryland$85$85$85$851
Indiana$85$85$80$10532
Missouri$84$84$84$841
Georgia$75$75$75$751
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