Dr. Douglas Nguyen
Gastroenterology · Mission Viejo, CA
CMS Profile ID: 454183 · NPI: 1184880114
F
Payment Grade
High payments ($100,000+). This grade reflects disclosed general payments in CMS Open Payments program year 2024 only.
Total Disclosed Payments
$486,244
Number of Payments
654
Transparency Score
1/5
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 | $382,405 |
| Travel and Lodging | $62,222 |
| Consulting Fee | $26,950 |
| Food and Beverage | $14,633 |
| Education | $35 |
Top Paying Companies
| Manufacturer / GPO | Amount |
|---|---|
| ABBVIE INC. | $141,682 |
| Janssen Biotech, Inc. | $134,324 |
| Lilly USA, LLC | $102,393 |
| PFIZER INC. | $50,030 |
| E.R. Squibb & Sons, L.L.C. | $34,028 |
| Celltrion USA Inc. | $9,280 |
Top contributing companies shown; smaller payers may be omitted.
These totals are computed from the official CMS Open Payments program-year 2024 general-payment
file. To see the full, authoritative record for this provider — including research payments and
line-item detail — look them up by name or NPI on the
official CMS Open Payments portal.
What should I ask my doctor?
- Are you a paid speaker or consultant for any pharmaceutical or device company?
- Do any of your prescribing choices reflect relationships with industry?
- Is there an equivalent generic or alternative treatment?