Ewen Audrey Chao, MD
NPI 1326434929ActiveIndividual· Student in an Organized Health Care Education/Training Program· Stony Brook, NY
Student in an Organized Health Care Education/Training Program (MD) with Southern California Permanente Medical Group, practicing in Stony Brook, New York. Part D covered 221 prescriptions written in 2024, 97% of them generic. Inspire Medical Systems, Inc. was the largest of 2 companies reporting payments in 2025, $282.42 in all, mostly food and beverage.
Overview
| NPI | 1326434929 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 9, 2015 |
| Last updated in NPPES | Oct 27, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Student in an Organized Health Care Education/Training Program Primary | 390200000X | — | — |
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 - Otolaryngology (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 221 · 262 30-day fills |
|---|---|
| Patients | 104 |
| Total drug cost | $6,534 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Otolaryngology |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Industry payments (Open Payments)
- 2025$282.42 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Inspire Medical Systems, Inc. | $157.42 | 1 |
| Baxter Healthcare | $125.00 | 1 |
What the 2025 payments were for
- Food and Beverage$282.42 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 846 Student in an Organized Health Care Education/Training Program providers in Stony Brook · All Student in an Organized Health Care Education/Training Program providers in New York