Christine Sang
Pain Medicine · Boston, MANPI 1548297492
Payments from drug & device makers
What this record shows
This record is dominated by consulting fees: $48,819 of the $56,320 with a category attached, or 86.7%. 8 manufacturers reported payments, led by Genentech, Inc. at 42.5% of the total. Among pain medicine clinicians in MA with any reported payments, this total sits in the top 5% — high for the specialty, which is a reason to read the composition above rather than the number alone.
Across 48 payments — averaging $1173.33 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Genentech, Inc.$24K
- AbbVie$12K
- Alkermes, Inc.$9K
- Merck$8K
- Eli Lilly$2K
- Pacira Pharmaceuticals Incorporated$661
- plus $320 from 2 others
Across 43 payments — averaging $56,881 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.
- Vertex$1.5M
- Merck$568K
- Lexicon Pharmaceuticals, Inc.$226K
- Biogen$131K
- AbbVie$61K
- Eli Lilly$7K
What the payments were for
- Consulting fees$48,81987%
- Speaking & faculty fees$6611%
- Travel & lodging$5,2979%
- Food & beverage$1,5433%
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 |
|---|---|---|
| Genentech, Inc. | 2 | $23,959 |
| AbbVie | 7 | $12,320 |
| Alkermes, Inc. | 6 | $9,233 |
| Merck | 16 | $7,982 |
| Eli Lilly | 4 | $1,846 |
| Pacira Pharmaceuticals Incorporated | 1 | $661 |
| Vertex | 11 | $294 |
| Avanos Medical | 1 | $26 |
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.
- EXPAREL$661
How this compares
$56,320 in reported general payments places this provider in the 95th percentile of 137 pain medicine providers in Massachusetts.
Other pain medicine in Boston
- Thomas SimopoulosBoston$181K
- Arti OriBoston$62K
- Eduard VaynbergBoston$32K
- David HaoBoston$16K
- Erika YihBoston$8K
- Samuel AngBoston$7K
- Kevin VuBoston$6K
- Brenda LeeBoston$6K
- Steven MachBoston$5K
- Rupeng LiBoston$4K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.