Mark Lerman
Nephrology · Dallas, TXNPI 1568440071
Payments from drug & device makers
What this record shows
Almost everything reported here is food and beverage — 100.0% of the total across 6 separate payments, which is the pattern of a clinician who attends manufacturer presentations rather than one with a consulting arrangement. 5 manufacturers reported payments, led by Biomerieux Inc at 32.2% of the total. Reporting peaked in 2019 at $96 and has fallen 84.0% since, to $15 in 2024. That places this record below the midpoint for nephrology clinicians in TX, where the typical reported total is $1,420.
Across 6 payments — averaging $31.45 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Biomerieux Inc$61
- Veloxis Pharmaceuticals, Inc.$49
- Boston Scientific$44
- AstraZeneca$18
- Johnson & Johnson$17
Across 4 payments — averaging $140,953 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.
- Astrazeneca UK Limited$564K
What the payments were for
- Food & beverage$189100%
Most of this is food and beverage — typically meals provided during product presentations at a clinic or hospital. Nationally that is the single largest category of reported payments by count.
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 |
|---|---|---|
| Biomerieux Inc | 1 | $61 |
| Veloxis Pharmaceuticals, Inc. | 1 | $49 |
| Boston Scientific | 2 | $44 |
| AstraZeneca | 1 | $18 |
| Johnson & Johnson | 1 | $17 |
How this compares
$189 in reported general payments places this provider in the 15th percentile of 1,070 nephrology providers in Texas.
Other nephrology in Dallas
- Ankit MehtaDallas$1.1M
- Biff PalmerDallas$867K
- Gates ColbertDallas$828K
- Irfan AghaDallas$415K
- Russell SilversteinDallas$204K
- Sumit KumarDallas$166K
- Christopher HebertDallas$102K
- Robert TotoDallas$87K
- Michael WiederkehrDallas$82K
- Samir ParikhDallas$72K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.