Vida Chen
NPI 1922480789ActiveIndividual· Internal Medicine, Gastroenterology· Modesto, CA
Internal Medicine, Gastroenterology with Sutter Valley Medical Foundation, practicing in Modesto, California. Their prescriptions cost Medicare Part D more than their services did: $372,093 for 642 claims, against $117,256 paid for services in 2024. Gilead Sciences, Inc. reported $20.38 in payments in 2025, mostly food and beverage. Lists Memorial Hospital Los Banos and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1922480789 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Jun 29, 2015 |
| Last updated in NPPES | Jul 6, 2021 |
| Certified by provider | Jul 6, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | A171345 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | 390200000X3 | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 524 |
|---|---|
| Services billed | 1,172 across 47 procedure codes |
| Paid by Medicare | $117,256 |
Part D prescriptions in 2024
| Prescriptions (claims) | 642 · 990 30-day fills |
|---|---|
| Patients | 192 |
| Total drug cost | $372,093 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Sutter Valley Medical FoundationModesto, CA · 2,500 clinicians
Hospital affiliations
- Memorial Hospital Los BanosLos Banos, CA
- Memorial Medical CenterModesto, CA
- Sutter Tracy Community HospitalTracy, CA
Industry payments (Open Payments)
- 2025$20.38 · 1 payment from 1 company
- 2024$163.18 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $20.38 | 1 |
What the 2025 payments were for
- Food and Beverage$20.38 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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