Diane S. Chiu, MD
NPI 1699736843ActiveIndividual· Dermatology· Bellevue, WA
Dermatology (MD) in Bellevue, Washington, trained at University of Washington School of Medicine (class of 1997). 65 Medicare patients in 2024, $23,065 paid; nearly all of their 199 Part D prescriptions were generic (97%). Abbvie Inc. was the largest of 5 companies reporting payments in 2025, $500.53 in all, mostly food and beverage.
Overview
| NPI | 1699736843 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 29, 2006 |
| Last updated in NPPES | Nov 19, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | MD0043597 | 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 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Dermatology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 65 |
|---|---|
| Services billed | 449 across 22 procedure codes |
| Paid by Medicare | $23,065 |
Part D prescriptions in 2024
| Prescriptions (claims) | 199 · 216 30-day fills |
|---|---|
| Patients | 61 |
| Total drug cost | $4,316 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | University of Washington School of Medicine |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Dermatology |
Medical group
- Bellevue Laser and Cosmetic Center PsBellevue, WA · 2 clinicians
Industry payments (Open Payments)
- 2025$500.53 · 23 payments from 5 companies
- 2024$1,264 · 50 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $266.70 | 12 |
| Sun Pharmaceutical Industries Inc. | $88.52 | 4 |
| Incyte Corporation | $57.59 | 3 |
| Galderma Laboratories, L.P. | $53.40 | 2 |
| Novartis Pharmaceuticals Corporation | $34.32 | 2 |
What the 2025 payments were for
- Food and Beverage$500.53 · 23 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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