Tomoko Tagawa, M.D.
NPI 1285825414ActiveIndividual· Internal Medicine· Duarte, CA
Internal Medicine (M.D.) with Southern California Permanente Medical Group, practicing in Duarte, California. Their prescriptions cost Medicare Part D more than their services did: $4,694,487 for 1,433 claims, against $19,295 paid for services in 2024. Lists Kaiser Foundation Hospital - Downey as a hospital affiliation.
Overview
| NPI | 1285825414 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Aug 5, 2007 |
| Last updated in NPPES | Oct 26, 2021 |
| Certified by provider | Oct 26, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A98428 | 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 | 26 |
|---|---|
| Services billed | 1,388 across 27 procedure codes |
| Paid by Medicare | $19,295 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,433 · 2,168 30-day fills |
|---|---|
| Patients | 258 |
| Total drug cost | $4,694,487 |
| Generic share | 72% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Hematology/Oncology |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Hospital affiliation
- Kaiser Foundation Hospital - DowneyDowney, 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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