Edward Yun
Urology · Corona, CANPI 1295753960
Payments from drug & device makers
Across 77 payments — averaging $303.93 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Astellas Pharma US Inc$22K
- Johnson & Johnson$284
- Innovation Technologies Inc$139
- Dendreon Pharmaceuticals LLC$126
- Pfizer$83
- Bayer$67
- plus $336 from 12 others
What the payments were for
- Speaking & faculty fees$17,39074%
- Travel & lodging$4,07617%
- Food & beverage$1,9378%
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 |
|---|---|---|
| Astellas Pharma US Inc | 29 | $22,365 |
| Johnson & Johnson | 17 | $284 |
| Innovation Technologies Inc | 2 | $139 |
| Dendreon Pharmaceuticals LLC | 4 | $126 |
| Pfizer | 5 | $83 |
| Bayer | 3 | $67 |
| Coloplast | 3 | $54 |
| AbbVie(2 entities) | 2 | $49 |
| Rochester Medical Corporation | 3 | $45 |
| Blue Earth Diagnostics | 1 | $29 |
| Verity Pharmaceuticals Inc. | 1 | $27 |
| Otsuka America Pharmaceutical, Inc. | 1 | $24 |
| Merck | 1 | $23 |
| Abbott | 1 | $21 |
| Boston Scientific | 1 | $18 |
| Mission Pharmacal Company | 1 | $17 |
| Avadel Specialty Pharmaceuticals, LLC | 1 | $15 |
| C. R. Bard, Inc. & Subsidiaries | 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.
How this compares
$23,402 in reported general payments places this provider in the 85th percentile of 1,324 urology providers in California.
Other urology in Corona
- Edward UchioOrange$21.1M
- Stephen FreedlandWest Hollywood$16.7M
- Alec KooTorrance$7.4M
- Karim ChamieLos Angeles$4.3M
- Ralph ClaymanOrange$3.9M
- Siamak DaneshmandLos Angeles$3.5M
- Arnold ChinLos Angeles$3.5M
- Roger LiLoma Linda$2.3M
- John KowalczykLos Angeles$1.8M
- Arie BelldegrunLos Angeles$1.8M
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.