Kenneth Lieberman
Pediatric Nephrology · Hackensack, NJNPI 1174582951
Payments from drug & device makers
What this record shows
The money is spread across several categories — speaking fees (54.9%), consulting fees and travel and lodging — rather than concentrated in one kind of arrangement. 15 manufacturers reported payments, led by Calliditas Therapeutics US Inc. at 43.8% of the total. 2025 is the largest year on record at $39,335, 4.1 times the $9,511 reported in 2019.
Across 168 payments — averaging $854.90 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Calliditas Therapeutics US Inc.$63K
- AstraZeneca$23K
- Travere Therapeutics, Inc.$23K
- Apellis Pharmaceuticals, Inc.$13K
- Amgen$11K
- Novartis$7K
- plus $4K from 9 others
Across 190 payments — averaging $4114.48 each. Payments tied to a research study. These frequently flow through the physician to a hospital or research institution rather than to the physician personally.
- Travere Therapeutics, Inc.$272K
- Hoffmann-la Roche Limited$125K
- Vertex$118K
- Genentech, Inc.$83K
- Astrazeneca UK Limited$52K
- Apellis Pharmaceuticals, Inc.$50K
- plus $82K from 4 others
What the payments were for
- Consulting fees$44,17131%
- Speaking & faculty fees$78,90855%
- Travel & lodging$14,56510%
- Food & beverage$5,9664%
- Education$130%
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 |
|---|---|---|
| Calliditas Therapeutics US Inc. | 59 | $62,919 |
| AstraZeneca | 37 | $23,476 |
| Travere Therapeutics, Inc. | 35 | $22,519 |
| Apellis Pharmaceuticals, Inc. | 6 | $12,878 |
| Amgen | 5 | $10,840 |
| Novartis | 15 | $7,153 |
| Otsuka Pharmaceutical Development & Commercialization, Inc. | 1 | $2,640 |
| Novo Nordisk | 1 | $460 |
| Aurinia Pharma U.S., Inc. | 2 | $133 |
| Vertex | 2 | $129 |
| Sanofi-aventis U.S. LLC | 1 | $121 |
| Sanofi | 1 | $120 |
| Otsuka America Pharmaceutical, Inc. | 1 | $105 |
| Nxstage Medical, Inc. | 1 | $78 |
| Novo Nordisk Health Care AG | 1 | $50 |
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
Too few pediatric nephrology providers in New Jerseyto place this figure against a meaningful peer group, so we don't.
Other pediatric nephrology in Hackensack
- Mahmoud Loghman-AdhamNutley$443K
- Vikas DharnidharkaNew Brunswick$5K
- Shefali VyasWest Orange$3K
- Maria SharmaPassaic$981
- Guillermo HidalgoNeptune$875
- Joann CarlsonNew Brunswick$294
- Howard CoreyMorristown$250
- Maria Isabel RobertiLivingston$187
- Valeriya FeyginaNew Brunswick$144
- Abraham AvivNewark$22
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.