Sarah Wing-Yin Chiu, MD
NPI 1710446042ActiveIndividual· Internal Medicine, Cardiovascular Disease· Orange, CA
Internal Medicine, Cardiovascular Disease (MD) with Pacific Cardiovascular Associates Medical Group, Inc., practicing in Orange, California. Part D covered 83 prescriptions written in 2024, 75% of them generic. E.R. Squibb & Sons, L.L.C. was the largest of 8 companies reporting payments in 2025, $558.22 in all, mostly food and beverage. Lists Memorialcare Saddleback Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1710446042 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 16, 2019 |
| Last updated in NPPES | Oct 15, 2026 |
| Certified by provider | Oct 15, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | A193528 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Cardiovascular Disease (Cardiology) (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 83 · 215 30-day fills |
|---|---|
| Patients | 15 |
| Total drug cost | $19,483 |
| Generic share | 75% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical group
- Pacific Cardiovascular Associates Medical Group, Inc.Orange, CA · 23 clinicians
Hospital affiliations
- Memorialcare Saddleback Medical CenterLaguna Hills, CA
- Providence Mission HospitalMission Viejo, CA
Industry payments (Open Payments)
- 2025$558.22 · 14 payments from 8 companies
- 2024$129.94 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $145.56 | 2 |
| Amgen Inc. | $145.11 | 3 |
| Abbott Laboratories | $103.47 | 1 |
| Novartis Pharmaceuticals Corporation | $60.25 | 2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $41.01 | 2 |
What the 2025 payments were for
- Food and Beverage$558.22 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Cardiovascular Disease providers in Orange
- 1669396982
- 1215831300
- 1265463608
- 1902465792
- 1639107139
- 1942645775
- 1285664029
- 1134202658
- 1992730709
- 1184069239
- 1881689347
- 1376547000
All Internal Medicine, Cardiovascular Disease providers in California →