Spencer Berthelsen
Internal Medicine · Sugar Land, TX
CMS Profile ID: 912855 · NPI: 1295763290
Total Disclosed General Payments
$891,083.14
General-payment records
12
CMS Program Year
2025
Most of this (more than 99%) was payments for services other than consulting, including faculty or speaking services outside continuing education.
Higher than 99.9% of 52,115 PY2025 general-payment recipient profiles in Internal Medicine.
Percentage rounded down to one decimal; tied totals are not counted as lower. Counts all CMS recipient profiles with a general-payment transaction and this primary specialty, including this provider. CMS specialty: Allopathic & Osteopathic Physicians|Internal Medicine.
Payments by Type
| Payment Type | Amount |
|---|---|
| Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | $889,833.72 |
| Travel and Lodging | $797.84 |
| Food and Beverage | $401.58 |
| Gift | $50.00 |
Top Paying Companies
| Manufacturer / GPO | Amount |
|---|---|
| Ionis Pharmaceuticals, Inc. | $891,083.14 |
Top contributing companies shown; smaller payers may be omitted.
These totals are computed from the official CMS Open Payments program-year 2025 general-payment
file. To see the full, authoritative record for this provider — including research payments and
line-item detail — look them up by exact NPI 1295763290 on the
official CMS Open Payments portal.
Verify this record with CMS
- Confirm the provider's exact NPI: 1295763290.
- Select program year 2025 and general payments in the CMS portal.
- Check individual payment records and their nature-of-payment categories.