Jennifer Yoon, MD
NPI 1851850903ActiveIndividual· Internal Medicine, Gastroenterology· Rancho Cucamonga, CA
Internal Medicine, Gastroenterology (MD) in Rancho Cucamonga, California, licensed in CA, with an NPI issued in March 2019. Part D covered 13 prescriptions written in 2024, 92% of them generic. Boston Scientific Corporation was the largest of 2 companies reporting payments in 2025, $105.83 in all, mostly food and beverage.
Overview
| NPI | 1851850903 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 18, 2019 |
| Last updated in NPPES | Sep 23, 2026 |
| Certified by provider | Sep 23, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | A177786 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 13 · 23 30-day fills |
|---|---|
| Total drug cost | $1,670 |
| Generic share | 92% of claims |
Industry payments (Open Payments)
- 2025$105.83 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $91.77 | 3 |
| Olympus America Inc. | $14.06 | 1 |
What the 2025 payments were for
- Food and Beverage$105.83 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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