Stefanie T. Chu, MD
NPI 1821207796ActiveIndividual· Internal Medicine· Newark, CA
Internal Medicine (MD) with Alameda Health System, practicing in Newark, California. Their prescriptions cost Medicare Part D more than their services did: $129,814 for 1,649 claims, against $3,167 paid for services in 2024. Lists Highland Hospital as a hospital affiliation.
Overview
| NPI | 1821207796 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 21, 2007 |
| Last updated in NPPES | Sep 26, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A96462 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 29 |
|---|---|
| Services billed | 50 across 11 procedure codes |
| Paid by Medicare | $3,167 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,649 · 3,838 30-day fills |
|---|---|
| Patients | 170 |
| Total drug cost | $129,814 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Alameda Health SystemOakland, CA · 601 clinicians
Hospital affiliation
- Highland HospitalOakland, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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