Xywav
Payments companies reported to CMS as associated with Xywav. "Associated with" is CMS's wording: it links a payment to a product without saying the money was spent on it.
By year
Payments reported as associated with Xywav, per program year, as reported to CMS.
Who makes it
Specialties most often involved
Where the associated payments went, by the receiving clinician's specialty.
Clinicians most associated with Xywav
These are the largest totals companies reported as associated with Xywav. They are typically speaking or consulting arrangements, which companies must report by law; appearing here is not evidence of anything improper.
| Clinician | Location | Specialty | Associated payments (2023-2025) |
|---|---|---|---|
| Nancy Lynch | San Mateo, CA | Hand Surgery | $524,226.06 |
| Steven Gradney | Springfield, MO | Sleep Medicine (Internal Medicine) | $280,679.55 |
| Vikas Jain | Frisco, TX | Sleep Medicine (Psychiatry & Neurology) | $279,082.84 |
| Shane Drahos | Winter Garden, FL | Sleep Medicine (Family Medicine) | $265,663.07 |
| Richard Bogan | Columbia, SC | Pulmonary Disease | $252,653.97 |
| Gerard Meskill | Sugar Land, TX | Sleep Medicine (Psychiatry & Neurology) | $231,283.98 |
| John Khoury | Abington, PA | Neurology (Psychiatry & Neurology) | $225,799.28 |
| Logan Schneider | Stanford, CA | Sleep Medicine (Psychiatry & Neurology) | $220,526.79 |
| Akinyemi Ajayi | Winter Park, FL | Pediatric Pulmonology | $207,904.63 |
| Matthew Davis | Middletown, NJ | Neurology (Psychiatry & Neurology) | $204,962.49 |
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Source: CMS Open Payments, program years 2019-2025, as reported to CMS by drug and device makers (published June 30, 2026). Drug and device detail covers 2023-2025.