Healthcare provider profile · identity verified

David Rau, MD

Family Practice · COLUMBUS, IN · NPI 1033218664

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 Calcium371100
Duloxetine HclDuloxetine Hcl23266
Losartan PotassiumLosartan Potassium22767
Levothyroxine SodiumLevothyroxine Sodium20957
OmeprazoleOmeprazole18654
Metoprolol SuccinateMetoprolol Succinate18050
Rosuvastatin CalciumRosuvastatin Calcium17348
Azelastine HclAzelastine Hcl165102
HydrochlorothiazideHydrochlorothiazide15443
EzetimibeEzetimibe15242
Amlodipine BesylateAmlodipine Besylate14940
Pantoprazole SodiumPantoprazole Sodium13342
SpironolactoneSpironolactone11835
LisinoprilLisinopril10225
FurosemideFurosemide9131
Tamsulosin HclTamsulosin Hcl8724
GabapentinGabapentin8026
OzempicSemaglutide7912
JardianceEmpagliflozin7220
AllopurinolAllopurinol7020
Desvenlafaxine Succinate ErDesvenlafaxine Succinate6820
Tizanidine HclTizanidine Hcl6619
Fluticasone PropionateFluticasone Propionate5724
Metformin Hcl ErMetformin Hcl5614
FamotidineFamotidine5514
Albuterol Sulfate HfaAlbuterol Sulfate5422
ClonazepamClonazepam47suppressed
CarvedilolCarvedilol4514
Donepezil HclDonepezil Hcl4312
Montelukast SodiumMontelukast Sodium4316
Zolpidem TartrateZolpidem Tartrate41suppressed
Bupropion XlBupropion Hcl4014
Amitriptyline HclAmitriptyline Hcl3913
Tramadol HclTramadol Hcl39suppressed
Trazodone HclTrazodone Hcl3811
Metformin HclMetformin Hcl37suppressed
SynthroidLevothyroxine Sodium3713
GlimepirideGlimepiride36suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl35suppressed
EliquisApixaban35suppressed
ClopidogrelClopidogrel Bisulfate33suppressed
Memantine HclMemantine Hcl33suppressed
Sertraline HclSertraline Hcl33suppressed
Metoprolol TartrateMetoprolol Tartrate31suppressed
MounjaroTirzepatide31suppressed
EplerenoneEplerenone30suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl28suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen28suppressed
Pravastatin SodiumPravastatin Sodium28suppressed
VascepaIcosapent Ethyl26suppressed
AzithromycinAzithromycin2521
Diclofenac SodiumDiclofenac Sodium2514
KetoconazoleKetoconazole2512
AtenololAtenolol24suppressed
Icosapent EthylIcosapent Ethyl23suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst2312
Quetiapine FumarateQuetiapine Fumarate23suppressed
XareltoRivaroxaban23suppressed
Alendronate SodiumAlendronate Sodium22suppressed
Venlafaxine Hcl ErVenlafaxine Hcl22suppressed
Hydroxyzine HclHydroxyzine Hcl21suppressed
ProliaDenosumab2114
MeloxicamMeloxicam2014
Bupropion HclBupropion Hcl19suppressed
Buspirone HclBuspirone Hcl19suppressed
CefdinirCefdinir1913
Meclizine HclMeclizine Hcl1913
Potassium ChloridePotassium Chloride19suppressed
ValacyclovirValacyclovir Hcl19suppressed
CelecoxibCelecoxib18suppressed
Fluoxetine HclFluoxetine Hcl18suppressed
LinzessLinaclotide18suppressed
MirtazapineMirtazapine18suppressed
Escitalopram OxalateEscitalopram Oxalate16suppressed
FinasterideFinasteride16suppressed
JanuviaSitagliptin Phosphate16suppressed
Pilocarpine HclPilocarpine Hcl16suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1614
LamotrigineLamotrigine15suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen15suppressed
AmoxicillinAmoxicillin14suppressed
Folic AcidFolic Acid14suppressed
Propranolol Hcl ErPropranolol Hcl14suppressed
Bupropion Hcl SrBupropion Hcl13suppressed
Doxycycline HyclateDoxycycline Hyclate1312
EntrestoSacubitril/Valsartan13suppressed
FarxigaDapagliflozin Propanediol13suppressed
EstradiolEstradiol12suppressed
FenofibrateFenofibrate12suppressed
MethylprednisoloneMethylprednisolone12suppressed
Morphine SulfateMorphine Sulfate12suppressed
PregabalinPregabalin12suppressed
HydrocortisoneHydrocortisone11suppressed
Hydroxychloroquine SulfateHydroxychloroquine Sulfate11suppressed
InvokanaCanagliflozin11suppressed
MyrbetriqMirabegron11suppressed

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