Healthcare provider profile · identity verified

Darrell Monroe Brimhall, M.D.

Family Practice · BROOKVILLE, IN · NPI 1013202449

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 Calcium26677
GabapentinGabapentin22643
Fluticasone PropionateFluticasone Propionate20370
HydrochlorothiazideHydrochlorothiazide16546
Losartan PotassiumLosartan Potassium14642
LisinoprilLisinopril14538
Amlodipine BesylateAmlodipine Besylate13641
OmeprazoleOmeprazole13241
LamotrigineLamotrigine13030
Levothyroxine SodiumLevothyroxine Sodium13027
Sertraline HclSertraline Hcl12529
Albuterol Sulfate HfaAlbuterol Sulfate9840
Bupropion XlBupropion Hcl9026
Rosuvastatin CalciumRosuvastatin Calcium8525
Metoprolol SuccinateMetoprolol Succinate8121
Metformin HclMetformin Hcl7221
Escitalopram OxalateEscitalopram Oxalate6419
Trelegy ElliptaFluticasone/Umeclidin/Vilanter6411
PrednisonePrednisone6338
Pantoprazole SodiumPantoprazole Sodium6220
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide5921
Tamsulosin HclTamsulosin Hcl5819
Dextroamphetamine-Amphet ErDextroamphetamine/Amphetamine57suppressed
FurosemideFurosemide5317
MeloxicamMeloxicam5312
AllopurinolAllopurinol5215
Montelukast SodiumMontelukast Sodium5217
OzempicSemaglutide5012
Trazodone HclTrazodone Hcl4913
Alendronate SodiumAlendronate Sodium44suppressed
LorazepamLorazepam4417
Citalopram HbrCitalopram Hydrobromide4311
Quetiapine FumarateQuetiapine Fumarate42suppressed
FamotidineFamotidine41suppressed
Potassium ChloridePotassium Chloride4013
Duloxetine HclDuloxetine Hcl3713
DiazepamDiazepam36suppressed
FluconazoleFluconazole3514
ClopidogrelClopidogrel Bisulfate34suppressed
CelecoxibCelecoxib33suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog3311
Tramadol HclTramadol Hcl33suppressed
GlimepirideGlimepiride31suppressed
Ropinirole HclRopinirole Hcl31suppressed
Breo ElliptaFluticasone/Vilanterol30suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide3011
AripiprazoleAripiprazole29suppressed
CarvedilolCarvedilol27suppressed
SimvastatinSimvastatin27suppressed
EliquisApixaban26suppressed
Warfarin SodiumWarfarin Sodium25suppressed
Doxycycline HyclateDoxycycline Hyclate2421
Nifedipine ErNifedipine24suppressed
Venlafaxine Hcl ErVenlafaxine Hcl24suppressed
AtenololAtenolol22suppressed
Hydroxyzine PamoateHydroxyzine Pamoate22suppressed
IbuprofenIbuprofen22suppressed
ShingrixVaricella-Zoster Ge/As01b/Pf2117
Testosterone CypionateTestosterone Cypionate21suppressed
Ventolin HfaAlbuterol Sulfate21suppressed
ChlorthalidoneChlorthalidone20suppressed
Clonidine HclClonidine Hcl20suppressed
FinasterideFinasteride19suppressed
MirtazapineMirtazapine19suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1913
Fluticasone-SalmeterolFluticasone Propion/Salmeterol18suppressed
Sumatriptan SuccinateSumatriptan Succinate18suppressed
ValsartanValsartan18suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl17suppressed
NystatinNystatin17suppressed
SpironolactoneSpironolactone17suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid17suppressed
Diclofenac Sodium ErDiclofenac Sodium16suppressed
Fluoxetine HclFluoxetine Hcl16suppressed
Pravastatin SodiumPravastatin Sodium16suppressed
Propranolol HclPropranolol Hcl16suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium15suppressed
MethotrexateMethotrexate Sodium15suppressed
XareltoRivaroxaban15suppressed
Ciprofloxacin HclCiprofloxacin Hcl14suppressed
ClonazepamClonazepam14suppressed
Donepezil HclDonepezil Hcl14suppressed
LactuloseLactulose14suppressed
Metformin Hcl ErMetformin Hcl14suppressed
Tizanidine HclTizanidine Hcl14suppressed
Anoro ElliptaUmeclidinium Brm/Vilanterol Tr13suppressed
Desmopressin AcetateDesmopressin Acetate13suppressed
GlycopyrrolateGlycopyrrolate13suppressed
JardianceEmpagliflozin13suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1312
Pioglitazone HclPioglitazone Hcl13suppressed
ValacyclovirValacyclovir Hcl13suppressed
AcyclovirAcyclovir12suppressed
CephalexinCephalexin12suppressed
Dropsafe Prep PadsAlcohol Antiseptic Pads12suppressed
LantusInsulin Glargine,hum.Rec.Anlog12suppressed
SynthroidLevothyroxine Sodium12suppressed
TestosteroneTestosterone12suppressed
Metoprolol TartrateMetoprolol Tartrate11suppressed
Oxybutynin ChlorideOxybutynin Chloride11suppressed
Paroxetine HclParoxetine Hcl11suppressed

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