Zachary Tan, MD
NPI 1013438779ActiveIndividual· Orthopaedic Surgery· Sunnyside, WA
Orthopaedic Surgery (MD) with Sunnyside Community Hospital Association and 1 other group, practicing in Sunnyside, Washington. 22 Medicare patients in 2024, $14,141 paid; nearly all of their 149 Part D prescriptions were generic (97%). Stryker Corporation was the largest of 7 companies reporting payments in 2025, $1,178 in all, mostly food and beverage. Lists Astria Sunnyside Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1013438779 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 3, 2017 |
| Last updated in NPPES | Jul 17, 2026 |
| Certified by provider | Jul 17, 2026 |
| Reactivated | Jul 19, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | MD.MD.61416339 | WA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Orthopedic Surgery (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 22 |
|---|---|
| Services billed | 43 across 21 procedure codes |
| Paid by Medicare | $14,141 |
Part D prescriptions in 2024
| Prescriptions (claims) | 149 · 154 30-day fills |
|---|---|
| Patients | 58 |
| Total drug cost | $2,067 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Orthopedic Surgery |
Medical groups
- Sunnyside Community Hospital AssociationSunnyside, WA · 57 clinicians
- Shc Medical Center ToppenishUnion Gap, WA · 41 clinicians
Hospital affiliations
- Astria Sunnyside HospitalSunnyside, WA
- Astria Toppenish HospitalToppenish, WA
- Yakima Valley MemorialYakima, WA
Other facilities
- Mountainview Home HealthHome health agency · Yakima, WA
Industry payments (Open Payments)
- 2025$1,178 · 32 payments from 7 companies
- 2024$5,397 · 44 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $1,027 | 25 |
| Bayer Healthcare Pharmaceuticals Inc. | $35.59 | 2 |
| Takeda Pharmaceuticals U.S.A., Inc. | $29.70 | 1 |
| Recordati_rare_diseases_inc. | $26.04 | 1 |
| Kyowa Kirin, Inc. | $24.59 | 1 |
What the 2025 payments were for
- Food and Beverage$1,178 · 32 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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