Healthcare provider profile · identity verified

Lauren Tsai, DO

Family Practice · COVINGTON, WA · NPI 1831648401

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
Atorvastatin CalciumAtorvastatin Calcium23984
LisinoprilLisinopril14043
Amlodipine BesylateAmlodipine Besylate13246
Losartan PotassiumLosartan Potassium13043
GabapentinGabapentin11333
Levothyroxine SodiumLevothyroxine Sodium10029
Rosuvastatin CalciumRosuvastatin Calcium9331
Trazodone HclTrazodone Hcl9019
OmeprazoleOmeprazole8127
Metformin HclMetformin Hcl7522
Pantoprazole SodiumPantoprazole Sodium7221
Zolpidem TartrateZolpidem Tartrate6912
Metoprolol SuccinateMetoprolol Succinate6724
OzempicSemaglutide6617
EliquisApixaban6212
SimvastatinSimvastatin5614
Metformin Hcl ErMetformin Hcl5216
Albuterol Sulfate HfaAlbuterol Sulfate5124
Duloxetine HclDuloxetine Hcl5111
HydrochlorothiazideHydrochlorothiazide4817
Bupropion XlBupropion Hcl4613
PregabalinPregabalin4513
FurosemideFurosemide43suppressed
Tamsulosin HclTamsulosin Hcl4212
CarvedilolCarvedilol4115
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen41suppressed
FamotidineFamotidine36suppressed
Sertraline HclSertraline Hcl3511
Fluticasone PropionateFluticasone Propionate3413
JardianceEmpagliflozin3211
Fluoxetine HclFluoxetine Hcl31suppressed
ClonazepamClonazepam29suppressed
MeloxicamMeloxicam2914
AllopurinolAllopurinol28suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl2712
Pravastatin SodiumPravastatin Sodium27suppressed
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine26suppressed
BaclofenBaclofen25suppressed
MounjaroTirzepatide25suppressed
Oxycodone HclOxycodone Hcl2512
Citalopram HbrCitalopram Hydrobromide24suppressed
Diclofenac SodiumDiclofenac Sodium24suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide24suppressed
Alendronate SodiumAlendronate Sodium23suppressed
Hydroxyzine HclHydroxyzine Hcl22suppressed
Amitriptyline HclAmitriptyline Hcl21suppressed
GlipizideGlipizide21suppressed
Escitalopram OxalateEscitalopram Oxalate20suppressed
EzetimibeEzetimibe20suppressed
Potassium ChloridePotassium Chloride19suppressed
ClopidogrelClopidogrel Bisulfate18suppressed
GlimepirideGlimepiride18suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen18suppressed
MirtazapineMirtazapine15suppressed
Ondansetron HclOndansetron Hcl15suppressed
XareltoRivaroxaban15suppressed
Buspirone HclBuspirone Hcl14suppressed
Morphine Sulfate ErMorphine Sulfate14suppressed
Oxybutynin ChlorideOxybutynin Chloride14suppressed
Paroxetine HclParoxetine Hcl14suppressed
Venlafaxine Hcl ErVenlafaxine Hcl14suppressed
Doxycycline HyclateDoxycycline Hyclate1311
IbuprofenIbuprofen13suppressed
LovastatinLovastatin13suppressed
EstradiolEstradiol12suppressed
FarxigaDapagliflozin Propanediol12suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog12suppressed
AtenololAtenolol11suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide11suppressed
Meclizine HclMeclizine Hcl11suppressed
Metoprolol TartrateMetoprolol Tartrate11suppressed
PrednisonePrednisone11suppressed

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