Oluwaseyi Segun Balasire, M.D.
NPI 1003235243ActiveIndividual· Hospitalist· Castro Valley, CA
Hospitalist (M.D.) with Sutter Bay Medical Foundation, practicing in Castro Valley, California. Their prescriptions cost Medicare Part D more than their services did: $5,426 for 82 claims, against $2,017 paid for services in 2024. Lists Alta Bates Summit Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1003235243 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 15, 2014 |
| Last updated in NPPES | Mar 7, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | A152926 | CA |
| Internal Medicine | 207R00000X | 1118626 | CA |
| Internal Medicine | 207R00000X | 56261 | TN |
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); Practitioner - Internal Medicine (TN); Practitioner - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 16 |
|---|---|
| Services billed | 16 across 2 procedure codes |
| Paid by Medicare | $2,017 |
Part D prescriptions in 2024
| Prescriptions (claims) | 82 · 86 30-day fills |
|---|---|
| Total drug cost | $5,426 |
| Generic share | 66% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| 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
- Eden Medical CenterCastro Valley, 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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