Healthcare provider profile · identity verified

Kar-Yee Wu, MD

Family Practice · LAKE OSWEGO, OR · NPI 1861418832

Profile state: partd only Open Payments: 2025 Medicare Part D: 2024 Last identity check: 2026-08-10 Page data build: 2026-08-12

Verified facts

What the public records show

We did not find matching Open Payments records for this doctor in 2025.

These records do not establish that a payment influenced prescribing or medical care.

Payment overview · 2025

General Payments

We did not find matching Open Payments records for this doctor in the selected program year.

Separate record types

Research & Ownership

Research Payments (direct recipient): not present in the loaded data

Associated Research Funding (for example, named PI): not present in the loaded data

Ownership / Investment: not present in the loaded data

These categories are never added into the General Payments headline. Associated research funding must not be described as money the doctor personally received unless the source record supports that conclusion.

Analysis 1 · Payment-linked products

Products named in Open Payments records

No payment-linked product analysis is available because no matching General Payment records were found for the selected year.

Public prescribing for products named in payments

There is no explicit payment-product set available for a Part D comparison.

The presence of the same drug in both datasets does not show that a payment caused or influenced a prescription.

Analysis 2 · Same-company prescribing overlap

Drugs reported in other payments from the same company that also appear in Medicare Part D

This analysis is independent from products named on this doctor’s individual payment records. A row appears only when the exact Open Payments reporting entity paid this doctor, that same reporting entity reported the drug or biological on at least 10 loaded General Payment records involving at least 2 distinct recipient NPIs, and this doctor has the same non-generic brand in public Part D data. This does not mean the company owns or manufactures the drug.

There is no payer-company set available for this comparison.

These facts do not show that a payment was for the drug, that the company owns or manufactures the drug, or that a payment caused or influenced prescribing.

Public Medicare Part D data

Provider-and-drug rows loaded for 2024

BrandGenericClaimsBeneficiaries
Levothyroxine SodiumLevothyroxine Sodium37389
Atorvastatin CalciumAtorvastatin Calcium34393
Amlodipine BesylateAmlodipine Besylate25967
Losartan PotassiumLosartan Potassium20752
Rosuvastatin CalciumRosuvastatin Calcium20162
Trazodone HclTrazodone Hcl18340
LisinoprilLisinopril18048
GabapentinGabapentin15538
Metoprolol SuccinateMetoprolol Succinate15039
OmeprazoleOmeprazole14036
Fluoxetine HclFluoxetine Hcl11230
HydrochlorothiazideHydrochlorothiazide10232
SimvastatinSimvastatin9627
Zolpidem TartrateZolpidem Tartrate9024
EliquisApixaban8722
Potassium ChloridePotassium Chloride7928
Oxycodone HclOxycodone Hcl7112
Metformin Hcl ErMetformin Hcl6923
Alendronate SodiumAlendronate Sodium6518
Bupropion XlBupropion Hcl6516
FurosemideFurosemide6525
CarvedilolCarvedilol6412
Olmesartan MedoxomilOlmesartan Medoxomil6217
Sertraline HclSertraline Hcl6013
Duloxetine HclDuloxetine Hcl5918
SpironolactoneSpironolactone5814
Enalapril MaleateEnalapril Maleate5417
EstradiolEstradiol5323
LorazepamLorazepam52suppressed
Escitalopram OxalateEscitalopram Oxalate5119
Memantine HclMemantine Hcl51suppressed
Albuterol Sulfate HfaAlbuterol Sulfate5031
SynthroidLevothyroxine Sodium4812
Citalopram HbrCitalopram Hydrobromide43suppressed
Pantoprazole SodiumPantoprazole Sodium4311
Tamsulosin HclTamsulosin Hcl4313
AlprazolamAlprazolam4216
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen4211
Pravastatin SodiumPravastatin Sodium4111
FamotidineFamotidine4011
Metformin HclMetformin Hcl4014
XareltoRivaroxaban38suppressed
Venlafaxine Hcl ErVenlafaxine Hcl37suppressed
MeloxicamMeloxicam3611
AtenololAtenolol33suppressed
Montelukast SodiumMontelukast Sodium33suppressed
PregabalinPregabalin33suppressed
AllopurinolAllopurinol31suppressed
Amitriptyline HclAmitriptyline Hcl30suppressed
OzempicSemaglutide30suppressed
Bupropion Hcl SrBupropion Hcl29suppressed
Donepezil HclDonepezil Hcl29suppressed
Fluticasone PropionateFluticasone Propionate2916
Fluticasone-SalmeterolFluticasone Propion/Salmeterol29suppressed
MirtazapineMirtazapine29suppressed
Buspirone HclBuspirone Hcl28suppressed
Rabeprazole SodiumRabeprazole Sodium28suppressed
Tizanidine HclTizanidine Hcl27suppressed
Metoprolol TartrateMetoprolol Tartrate26suppressed
Azelastine HclAzelastine Hcl2511
Ibandronate SodiumIbandronate Sodium24suppressed
Hydromorphone HclHydromorphone Hcl23suppressed
LoperamideLoperamide Hcl22suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide22suppressed
DiazepamDiazepam21suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide21suppressed
Sumatriptan SuccinateSumatriptan Succinate21suppressed
TorsemideTorsemide19suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl18suppressed
Tramadol HclTramadol Hcl18suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog17suppressed
LatanoprostLatanoprost17suppressed
LovastatinLovastatin17suppressed
Paroxetine HclParoxetine Hcl17suppressed
PrednisonePrednisone1711
AcyclovirAcyclovir16suppressed
RisperidoneRisperidone16suppressed
Triamcinolone AcetonideTriamcinolone Acetonide16suppressed
Oxybutynin ChlorideOxybutynin Chloride15suppressed
Vilazodone HclVilazodone Hcl15suppressed
Estradiol (Once Weekly)Estradiol14suppressed
IbuprofenIbuprofen14suppressed
IrbesartanIrbesartan14suppressed
JardianceEmpagliflozin14suppressed
Paroxetine CrParoxetine Hcl14suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl14suppressed
Propranolol HclPropranolol Hcl14suppressed
BuprenorphineBuprenorphine13suppressed
ClopidogrelClopidogrel Bisulfate13suppressed
Raloxifene HclRaloxifene Hcl13suppressed
RybelsusSemaglutide13suppressed
Trospium ChlorideTrospium Chloride13suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl12suppressed
LantusInsulin Glargine,hum.Rec.Anlog12suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim12suppressed
Warfarin SodiumWarfarin Sodium12suppressed
Doxycycline HyclateDoxycycline Hyclate1111
EntrestoSacubitril/Valsartan11suppressed
EzetimibeEzetimibe11suppressed
Humalog Kwikpen U-100Insulin Lispro11suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1111
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen11suppressed
SymbicortBudesonide/Formoterol Fumarate11suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid11suppressed

Timeline

Payment and prescribing data by year

Open Payments and Medicare Part D may refer to different years. They are shown separately rather than aligned as if they describe the same period.

YearGeneral PaymentsMain payerExplicit productsCompany overlapsPart D coverage
2025
2024 Complete

Questions to ask

Questions you could discuss with your doctor

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Loaded source releases

DatasetYearPublicationSource
CMS Open Payments — General Payments 2025 2026-06-30 Original source
Medicare Part D Prescribers by Provider and Drug 2024 2026-05-06 Original source
NPPES Data Dissemination V2 current / reference data 2026-08-10 Original source

Methodology version: 2.1

Editorial template version: 2.4

Product contract version: 2.0

Schema version: 0.7.0

Page data build: 2026-08-12T23:34:59.370714+00:00

Publication policy: eligible for indexing after public-launch controls are enabled

Full methodology · Questions & answers · Report a possible error