Tyler Sparks
Neurological Surgery · Greenville, SCNPI 1891144044
Payments from drug & device makers
What this record shows
The money is spread across several categories — food and beverage (47.1%), travel and lodging and education — rather than concentrated in one kind of arrangement. 32 manufacturers reported payments, led by Globus Medical at 41.9% of the total. 2025 is the largest year on record at $7,641, more than ten times the $710 reported in 2019.
Across 143 payments — averaging $110.39 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Globus Medical$7K
- Medtronic$3K
- Medical Device Business Services, Inc.$1K
- Stryker$1K
- Alphatec Spine, Inc$773
- Livanova USA, Inc.$546
- plus $2K from 26 others
What the payments were for
- Travel & lodging$6,41241%
- Food & beverage$7,43947%
- Education$1,93512%
General payments by program year
Who reported the general payments
Companies are grouped under their corporate parent — a single manufacturer often files under several CMS reporting entities. Research and ownership payments are counted separately and are not in this table.
| Company | Payments | Total |
|---|---|---|
| Globus Medical(2 entities) | 29 | $6,615 |
| Medtronic | 41 | $2,931 |
| Medical Device Business Services, Inc. | 8 | $1,261 |
| Stryker | 10 | $1,191 |
| Alphatec Spine, Inc | 8 | $773 |
| Livanova USA, Inc. | 7 | $546 |
| Spinal Elements, Inc. | 4 | $471 |
| Zimmer Biomet | 2 | $229 |
| Kerecis Limited | 2 | $188 |
| Aesculap, Inc. | 6 | $164 |
| Si-bone, Inc. | 1 | $159 |
| 4web, Inc. | 1 | $144 |
| Abbott | 1 | $136 |
| Aegis Spine, Inc. | 1 | $124 |
| CSL Behring | 1 | $122 |
| Medacta USA, Inc. | 2 | $100 |
| Bioventus LLC | 1 | $98 |
| Biotissue Holdings Inc. | 1 | $91 |
| Spine Wave, Inc. | 1 | $90 |
| Johnson & Johnson | 2 | $62 |
| Integra Lifesciences Corporation | 3 | $48 |
| Lemaitre Vascular, Inc. | 1 | $35 |
| SK Life Science, Inc. | 1 | $34 |
| Baxter Healthcare | 1 | $24 |
| Amylyx Pharmaceuticals, Inc. | 1 | $24 |
| Amneal Pharmaceuticals LLC | 1 | $22 |
| Natus Medical Incorporated | 1 | $22 |
| Neurocrine Biosciences, Inc. | 1 | $20 |
| AstraZeneca | 1 | $17 |
| Boston Scientific | 1 | $16 |
| Mylan Specialty L.p. | 1 | $15 |
| Merz North America, Inc. | 1 | $14 |
What the payments were tied to
Products named in the reported payments. Only payments of $100 or more are attributed here — the typical reported payment nationally is a meal worth about $16, and listing those product-by-product would be noise.
- REFLECT$4,635
- STEALTHSTATION S8 PLATFORM$844
- RELINE$762
- Kerecis Omega3 SurgiClose$431
- MIDAS REX$409
- VNS THERAPY SENTIVA MODEL 1000 GENERATOR$394
- NEURO$380
- Other - Miscellaneous$296
- Medical Device$294
- UNIVERSAL NEURO 3$294
- XLIF$185
- RISE$169
- INCEPTIV$160
- INVICTUS OPEN$156
- Excelsius - GPS$154
- STRATA$146
- SPETZLER-MALIS$146
- NICO MYRIAD$146
- SPINE TRUSS SYSTEM$144
- Kerecis Omega3 GraftGuide$144
How this compares
$15,786 in reported general payments places this provider in the 80th percentile of 114 neurological surgery providers in South Carolina.
Other neurological surgery in Greenville
- Jan Vargas MachajGreenville$207K
- James WigintonGreenville$18K
- Christie MinaGreenville$13K
- Samuel AsanteGreenville$12K
- Phillip HodgeGreenville$10K
- Sharon WebbGreenville$5K
- Earl TroupGreenville$3K
- Alejandro SpiottaCharleston$894K
- David JonesRock Hill$540K
- Sabino DagostinoLadson$425K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.