Manjula V. Gunawardane, MD
NPI 1326162272ActiveIndividual· Hospitalist· Oakland, CA
Hospitalist (MD) in Oakland, California, trained at University of Maryland School of Medicine (class of 2004). In 2024 Medicare paid $49,200 for 210 patients, and Part D covered 243 of their prescriptions, 78% of them generic. Astrazeneca Pharmaceuticals LP reported $118.35 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1326162272 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 18, 2007 |
| Last updated in NPPES | Sep 27, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | A103613 | CA |
| Internal Medicine | 207R00000X | A103613 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 210 |
|---|---|
| Services billed | 477 across 10 procedure codes |
| Paid by Medicare | $49,200 |
Part D prescriptions in 2024
| Prescriptions (claims) | 243 · 289 30-day fills |
|---|---|
| Patients | 81 |
| Total drug cost | $23,232 |
| Generic share | 78% of claims |
Education and affiliations
| Medical school | University of Maryland School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Hospitalist |
Medical group
- Sutter Bay Medical FoundationFremont, CA · 3,829 clinicians
Hospital affiliations
- Alta Bates Summit Medical CenterOakland, CA
- Alta Bates Summit Medical Center - Alta Bates CampBerkeley, CA
Industry payments (Open Payments)
- 2025$118.35 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $118.35 | 1 |
What the 2025 payments were for
- Food and Beverage$118.35 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 86 hospitalists in Oakland · All hospitalists in California