Preserve Tlif
Payments companies reported to CMS as associated with Preserve Tlif. "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 Preserve Tlif, 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 Preserve Tlif
These are the largest totals companies reported as associated with Preserve Tlif. 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) |
|---|---|---|---|
| Uzondu Agochukwu | Augusta, GA | Orthopaedic Surgery | $8,925.00 |
| William Tally | Athens, GA | Orthopaedic Surgery | $7,875.00 |
| Muhammad Abd-El-Barr | Boston, MA | Neurological Surgery | $6,175.00 |
| Rajiv Saigal | Fremont, CA | Neurological Surgery | $3,606.22 |
| Jens Chapman | Seattle, WA | Orthopaedic Surgery of The Spine | $1,937.42 |
| Choll Kim | San Diego, CA | Orthopaedic Surgery of The Spine | $825.00 |
| Anthony Russo | Great Falls, MT | Orthopaedic Surgery of The Spine | $794.00 |
| Harvinder Sandhu | New York, NY | Orthopaedic Surgery of The Spine | $500.00 |
| Charles Cha | Cartersville, GA | Orthopaedic Surgery | $425.00 |
| Christoph Hofstetter | Seattle, WA | Neurological Surgery | $400.00 |
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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.