Karen Hallmark
Obstetrics & Gynecology · Mt Pleasant, SCNPI 1982617650
Payments from drug & device makers
What this record shows
Almost everything reported here is food and beverage — 96.0% of the total across 72 separate payments, which is the pattern of a clinician who attends manufacturer presentations rather than one with a consulting arrangement. 22 manufacturers reported payments, led by AbbVie at 31.7% of the total. Reporting peaked in 2019 at $681 and has fallen 96.8% since, to $22 in 2023.
Across 72 payments — averaging $17.86 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- AbbVie$407
- Therapeuticsmd, Inc.$154
- Bayer$79
- Hologic Sales And Service, LLC$71
- Duchesnay USA Incorporated$65
- Vertical Pharmaceuticals, LLC$56
- plus $453 from 16 others
What the payments were for
- Food & beverage$1,23596%
- Education$524%
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(2 entities) | 19 | $407 |
| Therapeuticsmd, Inc. | 10 | $154 |
| Bayer | 5 | $79 |
| Hologic Sales And Service, LLC | 4 | $71 |
| Duchesnay USA Incorporated | 4 | $65 |
| Vertical Pharmaceuticals, LLC | 3 | $56 |
| AMAG Pharmaceuticals, Inc. | 4 | $52 |
| Abbott | 2 | $49 |
| Lupin Inc. | 3 | $47 |
| Amgen | 2 | $47 |
| Pfizer | 2 | $45 |
| Astellas Pharma US Inc | 2 | $40 |
| Avion Pharmaceuticals | 3 | $39 |
| Roche Diagnostics Corporation | 1 | $23 |
| Exeltis, USA Inc. | 1 | $21 |
| Organon | 1 | $16 |
| Mylan Pharmaceuticals Inc. | 1 | $15 |
| Evofem Biosciences, Inc. | 1 | $14 |
| Minerva Surgical, Inc | 1 | $12 |
| Mission Pharmacal Company | 1 | $12 |
| Millicent US Inc | 1 | $11 |
| Merck | 1 | $11 |
How this compares
$1,286 in reported general payments places this provider in the 65th percentile of 673 obstetrics & gynecology providers in South Carolina.
See all obstetrics & gynecology providers in South Carolina →
Most prescribed under Part D
| Drug | Claims | Cost to plans & patients |
|---|---|---|
| Estradiol | 12 | $963 |
Paid to pharmacies, not to this prescriber.
Other obstetrics & gynecology in Mt Pleasant
- Christopher JenningsAnderson$1.3M
- William ColemanGreenville$242K
- Melvin SeidMauldin$235K
- Brooke NaffzigerWest Columbia$70K
- Judith BurgisColumbia$59K
- Charis ChambersGreenville$46K
- Angela ChoiCharleston$43K
- Andrew FuttermanCharleston$38K
- William OttingerCharleston$35K
- Cristian ThomaeCharleston$20K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.