Tamara Ying-Jen Chang, M.D.
NPI 1598962664ActiveIndividual· Pediatrics, Pediatric Hematology-Oncology· Tacoma, WA
Pediatrics, Pediatric Hematology-Oncology (M.D.) in Tacoma, Washington, licensed in WA and MA, with an NPI issued in July 2007. Enrolled in Medicare as practitioner - pediatric medicine.
Overview
| NPI | 1598962664 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 2, 2007 |
| Last updated in NPPES | Apr 17, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics, Pediatric Hematology-Oncology Primary | 2080P0207X | MD60537839 | WA |
| Pediatrics | 208000000X | MD60537839 | WA |
| Internal Medicine, Adolescent Medicine | 207RA0000X | 232578 | MA |
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 - Pediatric Medicine (WA) |
|---|
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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