Marvin Chadab
Dermatology · Oxon Hill, MDNPI 1376724583
Payments from drug & device makers
Across 124 payments — averaging $23.39 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- AbbVie$888
- Encore Dermatology Inc.$310
- Pfizer$277
- Johnson & Johnson$191
- Journey Medical Corporation$164
- Lilly USA, LLC$157
- plus $914 from 18 others
What the payments were for
- Food & beverage$2,80097%
- Education$1003%
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 |
|---|---|---|
| AbbVie | 24 | $888 |
| Encore Dermatology Inc. | 15 | $310 |
| Pfizer | 12 | $277 |
| Johnson & Johnson | 8 | $191 |
| Journey Medical Corporation | 8 | $164 |
| Lilly USA, LLC | 7 | $157 |
| Bristol Myers Squibb | 4 | $122 |
| Novartis | 6 | $118 |
| Mayne Pharma Commercial LLC | 7 | $117 |
| Galderma Laboratories, L.p. | 12 | $114 |
| Janssen Scientific Affairs, LLC | 1 | $104 |
| Ortho Dermatologics, A Division Of Bausch Health US, LLC | 4 | $74 |
| Sun Pharmaceutical Industries Inc. | 2 | $39 |
| Regeneron Healthcare Solutions, Inc. | 2 | $37 |
| VYNE Pharmaceuticals Inc. | 2 | $36 |
| LEO Pharma Inc. | 2 | $26 |
| Sebela Pharmaceuticals Inc. | 1 | $21 |
| Promius Pharma LLC | 1 | $21 |
| Dermira, Inc. | 1 | $17 |
| Mission Pharmacal Company | 1 | $15 |
| Almirall LLC | 1 | $14 |
| Sanofi | 1 | $13 |
| Medimetriks Pharmaceuticals, Inc. | 1 | $13 |
| Merck | 1 | $13 |
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
$2,900 in reported general payments places this provider in the 50th percentile of 306 dermatology providers in Maryland.
Other dermatology in Oxon Hill
- Benjamin LockshinSilver Spring$6.6M
- Shawn KwatraBaltimore$2.4M
- Robert WeissHunt Valley$2.3M
- Rebecca KazinChevy Chase$1.7M
- Chesahna Kindred WeaverMarriottsville$1.4M
- Valerie CallenderGlenn Dale$822K
- Oanh LauringNottingham$763K
- Lloyd MillerBaltimore$752K
- Ronald PrussickN Bethesda$630K
- Pantea TamjidiChevy Chase$541K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.