Healthcare provider profile · identity verified

David W Koontz, DO

Internal Medicine · NEWARK, OH · NPI 1730193137

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 Sodium399103
SimvastatinSimvastatin344101
Losartan PotassiumLosartan Potassium31292
Amlodipine BesylateAmlodipine Besylate27793
Rosuvastatin CalciumRosuvastatin Calcium27492
Metoprolol SuccinateMetoprolol Succinate27383
LisinoprilLisinopril27186
Metformin HclMetformin Hcl26478
ValsartanValsartan19553
Atorvastatin CalciumAtorvastatin Calcium19257
Pantoprazole SodiumPantoprazole Sodium14856
EliquisApixaban10425
FurosemideFurosemide10332
CarvedilolCarvedilol10233
Metoprolol TartrateMetoprolol Tartrate9728
OmeprazoleOmeprazole8028
Potassium ChloridePotassium Chloride7925
GabapentinGabapentin7731
MeloxicamMeloxicam7626
Duloxetine HclDuloxetine Hcl7323
HydrochlorothiazideHydrochlorothiazide7327
Tamsulosin HclTamsulosin Hcl7028
ClopidogrelClopidogrel Bisulfate6821
Tramadol HclTramadol Hcl6325
AllopurinolAllopurinol6220
Pioglitazone HclPioglitazone Hcl6217
PrednisonePrednisone5245
JanuviaSitagliptin Phosphate5014
SynthroidLevothyroxine Sodium5014
AzithromycinAzithromycin4945
Citalopram HbrCitalopram Hydrobromide4916
Trazodone HclTrazodone Hcl4918
Albuterol Sulfate HfaAlbuterol Sulfate4521
Alendronate SodiumAlendronate Sodium4514
GlimepirideGlimepiride4515
Pravastatin SodiumPravastatin Sodium4513
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid4516
Montelukast SodiumMontelukast Sodium42suppressed
Warfarin SodiumWarfarin Sodium3913
IrbesartanIrbesartan3811
Ciprofloxacin HclCiprofloxacin Hcl3732
Sertraline HclSertraline Hcl3513
AlprazolamAlprazolam3311
CelecoxibCelecoxib32suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog3212
AtenololAtenolol31suppressed
TrulicityDulaglutide27suppressed
Fluoxetine HclFluoxetine Hcl26suppressed
NaproxenNaproxen2613
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide25suppressed
Escitalopram OxalateEscitalopram Oxalate24suppressed
Zolpidem TartrateZolpidem Tartrate24suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl2315
Ropinirole HclRopinirole Hcl23suppressed
XareltoRivaroxaban23suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen2217
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav2118
Buspirone HclBuspirone Hcl21suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate21suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl20suppressed
Paroxetine HclParoxetine Hcl19suppressed
TradjentaLinagliptin19suppressed
Meclizine HclMeclizine Hcl1811
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen1711
SpironolactoneSpironolactone17suppressed
Clonidine HclClonidine Hcl16suppressed
Venlafaxine Hcl ErVenlafaxine Hcl16suppressed
GlipizideGlipizide15suppressed
Amitriptyline HclAmitriptyline Hcl14suppressed
Klor-Con M20Potassium Chloride14suppressed
LovastatinLovastatin14suppressed
Terazosin HclTerazosin Hcl14suppressed
Diclofenac SodiumDiclofenac Sodium13suppressed
PrimidonePrimidone13suppressed
Bupropion XlBupropion Hcl12suppressed
EzetimibeEzetimibe12suppressed
MyrbetriqMirabegron12suppressed
Clotrimazole-BetamethasoneClotrimazole/Betamethasone Dip11suppressed
Oxycodone HclOxycodone Hcl1111
OzempicSemaglutide11suppressed
TopiramateTopiramate11suppressed

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