Healthcare provider profile · identity verified

David Eric Anderson, M.D.

Internal Medicine · SHELTON, WA · NPI 1780909556

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 Calcium479144
LisinoprilLisinopril378107
Amlodipine BesylateAmlodipine Besylate24480
Losartan PotassiumLosartan Potassium24377
Tamsulosin HclTamsulosin Hcl19158
Rosuvastatin CalciumRosuvastatin Calcium18864
Levothyroxine SodiumLevothyroxine Sodium16956
Metoprolol SuccinateMetoprolol Succinate16256
Metformin Hcl ErMetformin Hcl15656
OmeprazoleOmeprazole15043
HydrochlorothiazideHydrochlorothiazide13749
GabapentinGabapentin12738
FurosemideFurosemide10836
Albuterol Sulfate HfaAlbuterol Sulfate10237
AllopurinolAllopurinol9427
Metformin HclMetformin Hcl9429
Trazodone HclTrazodone Hcl8434
Potassium ChloridePotassium Chloride8226
CarvedilolCarvedilol7924
JardianceEmpagliflozin7724
SimvastatinSimvastatin7124
OzempicSemaglutide7021
Pantoprazole SodiumPantoprazole Sodium6622
EliquisApixaban6121
Pravastatin SodiumPravastatin Sodium5317
FinasterideFinasteride5013
Sertraline HclSertraline Hcl4815
Metoprolol TartrateMetoprolol Tartrate4311
Fluticasone PropionateFluticasone Propionate4120
Montelukast SodiumMontelukast Sodium4111
ChlorthalidoneChlorthalidone3711
SpironolactoneSpironolactone3713
ClopidogrelClopidogrel Bisulfate3411
Duloxetine HclDuloxetine Hcl3411
Escitalopram OxalateEscitalopram Oxalate3413
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide33suppressed
EzetimibeEzetimibe32suppressed
XareltoRivaroxaban31suppressed
Alendronate SodiumAlendronate Sodium26suppressed
Fluoxetine HclFluoxetine Hcl26suppressed
LorazepamLorazepam26suppressed
LovastatinLovastatin26suppressed
Quetiapine FumarateQuetiapine Fumarate26suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid26suppressed
Donepezil HclDonepezil Hcl25suppressed
Paroxetine HclParoxetine Hcl25suppressed
AcyclovirAcyclovir24suppressed
AtenololAtenolol24suppressed
LevetiracetamLevetiracetam24suppressed
Ultra-Fine Mini Pen NeedlePen Needle, Diabetic24suppressed
GlipizideGlipizide23suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog2311
GlimepirideGlimepiride21suppressed
Pioglitazone HclPioglitazone Hcl21suppressed
Stiolto RespimatTiotropium Br/Olodaterol Hcl21suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate20suppressed
SynthroidLevothyroxine Sodium20suppressed
Glipizide ErGlipizide19suppressed
Tramadol HclTramadol Hcl19suppressed
EstradiolEstradiol18suppressed
TrulicityDulaglutide18suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog17suppressed
Budesonide-Formoterol FumarateBudesonide/Formoterol Fumarate17suppressed
FamotidineFamotidine17suppressed
Incruse ElliptaUmeclidinium Bromide17suppressed
IrbesartanIrbesartan17suppressed
MounjaroTirzepatide17suppressed
NitroglycerinNitroglycerin1713
ValacyclovirValacyclovir Hcl17suppressed
CelecoxibCelecoxib16suppressed
EntrestoSacubitril/Valsartan16suppressed
Novolin NInsulin Nph Human Isophane16suppressed
Oxybutynin ChlorideOxybutynin Chloride16suppressed
Fluticasone Propionate HfaFluticasone Propionate15suppressed
Humulin NInsulin Nph Human Isophane15suppressed
Citalopram HbrCitalopram Hydrobromide14suppressed
Clonidine HclClonidine Hcl14suppressed
Doxycycline HyclateDoxycycline Hyclate14suppressed
IbuprofenIbuprofen14suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide14suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl14suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter13suppressed
Ventolin HfaAlbuterol Sulfate13suppressed
Zolpidem TartrateZolpidem Tartrate13suppressed
Azelastine HclAzelastine Hcl12suppressed
Clobetasol PropionateClobetasol Propionate1211
Cyclobenzaprine HclCyclobenzaprine Hcl12suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol12suppressed
Hydralazine HclHydralazine Hcl12suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1212
Olmesartan MedoxomilOlmesartan Medoxomil12suppressed
PradaxaDabigatran Etexilate Mesylate12suppressed
Terazosin HclTerazosin Hcl12suppressed
TopiramateTopiramate12suppressed
TrintellixVortioxetine Hydrobromide12suppressed
Buspirone HclBuspirone Hcl11suppressed
Humulin RInsulin Regular, Human11suppressed
MirtazapineMirtazapine11suppressed
NystatinNystatin11suppressed
RamiprilRamipril11suppressed

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