Marlene Mash
Dermatology · Plymouth Meeting, PANPI 1235160334
Payments from drug & device makers
What this record shows
Almost everything reported here is food and beverage — 91.5% of the total across 251 separate payments, which is the pattern of a clinician who attends manufacturer presentations rather than one with a consulting arrangement. 26 manufacturers reported payments, led by Merz North America, Inc. at 42.0% of the total. Reporting peaked in 2019 at $2,391 and has fallen 83.5% since, to $396 in 2025.
Across 251 payments — averaging $26.56 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Merz North America, Inc.$3K
- AbbVie$2K
- Johnson & Johnson$404
- Galderma Laboratories, L.p.$295
- LEO Pharma Inc.$213
- Sun Pharmaceutical Industries Inc.$200
- plus $1K from 20 others
What the payments were for
- Speaking & faculty fees$4677%
- Food & beverage$6,10092%
- Education$1001%
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 |
|---|---|---|
| Merz North America, Inc. | 25 | $2,803 |
| AbbVie(2 entities) | 82 | $1,602 |
| Johnson & Johnson | 29 | $404 |
| Galderma Laboratories, L.p. | 17 | $295 |
| LEO Pharma Inc. | 24 | $213 |
| Sun Pharmaceutical Industries Inc. | 10 | $200 |
| Lilly USA, LLC | 8 | $158 |
| Pfizer | 9 | $156 |
| Regeneron Healthcare Solutions, Inc. | 6 | $130 |
| Almirall LLC | 5 | $104 |
| Revance Therapeutics, Inc. | 2 | $103 |
| Paratek Pharmaceuticals, Inc. | 5 | $94 |
| Sanofi | 4 | $82 |
| Prugen, Inc. Pharmaceuticals | 9 | $73 |
| UCB, Inc. | 2 | $35 |
| Boston Scientific | 1 | $30 |
| Nabriva Therapeutics, PLC | 2 | $28 |
| Strata Skin Sciences, Inc. | 2 | $25 |
| VYNE Pharmaceuticals Inc. | 1 | $24 |
| Journey Medical Corporation | 2 | $23 |
| Melinta Therapeutics, LLC | 1 | $20 |
| Glenmark Therapeutics Inc. | 1 | $15 |
| Ortho Dermatologics, A Division Of Bausch Health US, LLC | 1 | $13 |
| Merck | 1 | $13 |
| Dermira, Inc. | 1 | $12 |
| DUSA Pharmaceuticals, Inc. | 1 | $11 |
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
$6,666 in reported general payments places this provider in the 75th percentile of 626 dermatology providers in Pennsylvania.
Other dermatology in Plymouth Meeting
- Scott GottliebExton$2.1M
- Douglas KressWexford$2M
- Stephen HessPhiladelphia$1.7M
- Adel HaqueYardley$1M
- Joel GelfandPhiladelphia$649K
- Neil NirenPittsburgh$574K
- Victoria WerthPhiladelphia$547K
- Mark SeralyMc Murray$545K
- Laura FerrisPittsburgh$502K
- Oleg AkilovPittsburgh$409K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.