Tiong Hian Pouw, MD
NPI 1164534244ActiveIndividual· Internal Medicine· Olympia, WA
Internal Medicine (MD) in Olympia, Washington, licensed in WA and OR, with an NPI issued in August 2006. Their prescriptions cost Medicare Part D more than their services did: $347,245 for 3,069 claims, against $59,312 paid for services in 2024. Lilly USA, LLC reported $17.65 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1164534244 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 31, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD00027940 | WA |
| Internal Medicine | 207R00000X | MD14076 | OR |
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 (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 243 |
|---|---|
| Services billed | 887 across 16 procedure codes |
| Paid by Medicare | $59,312 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,069 · 7,401 30-day fills |
|---|---|
| Patients | 244 |
| Total drug cost | $347,245 |
| Generic share | 86% of claims |
Industry payments (Open Payments)
- 2025$17.65 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $17.65 | 1 |
What the 2025 payments were for
- Food and Beverage$17.65 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 92 internal medicine physicians in Olympia · All internal medicine physicians in Washington