Joseph Chang, MD
NPI 1497173116ActiveIndividual· Otolaryngology· Seattle, WA
Otolaryngology (MD) with The Association of University Physicians, practicing in Seattle, Washington. 209 Medicare patients in 2024, $75,373 paid; all of their 121 Part D prescriptions were generic. Glaxosmithkline, LLC. was the largest of 2 companies reporting payments in 2025, $239.48 in all, mostly food and beverage. Lists University of Washington Medical Ctr as a hospital affiliation.
Overview
| NPI | 1497173116 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 31, 2014 |
| Last updated in NPPES | Nov 20, 2023 |
| Certified by provider | Nov 20, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Otolaryngology Primary | 207Y00000X | MD61423790 | WA |
| Otolaryngology, Plastic Surgery within the Head & Neck | 207YX0007X | MD61423790 | WA |
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 - Otolaryngology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 209 |
|---|---|
| Services billed | 580 across 40 procedure codes |
| Paid by Medicare | $75,373 |
Part D prescriptions in 2024
| Prescriptions (claims) | 121 · 159 30-day fills |
|---|---|
| Patients | 66 |
| Total drug cost | $3,117 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Otolaryngology |
| Telehealth | Offers telehealth |
Medical group
- The Association of University PhysiciansSeattle, WA · 3,535 clinicians
Hospital affiliation
- University of Washington Medical CtrSeattle, WA
Industry payments (Open Payments)
- 2025$239.48 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $125.00 | 1 |
| Boston Scientific Corporation | $114.48 | 1 |
What the 2025 payments were for
- Food and Beverage$239.48 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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