Healthcare provider profile · identity verified

Amber Raynee Casey, DO

Internal Medicine · BATTLE CREEK, MI · NPI 1548336266

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 Sodium29180
Amlodipine BesylateAmlodipine Besylate25576
Atorvastatin CalciumAtorvastatin Calcium25484
Losartan PotassiumLosartan Potassium21459
OmeprazoleOmeprazole15555
SimvastatinSimvastatin15446
Metoprolol SuccinateMetoprolol Succinate15350
GabapentinGabapentin13826
FurosemideFurosemide13437
LisinoprilLisinopril13345
Pantoprazole SodiumPantoprazole Sodium13338
HydrochlorothiazideHydrochlorothiazide13144
Potassium ChloridePotassium Chloride12539
AlprazolamAlprazolam12321
Alendronate SodiumAlendronate Sodium11834
Metoprolol TartrateMetoprolol Tartrate11030
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen10615
Metformin HclMetformin Hcl9730
JardianceEmpagliflozin8318
Lantus SolostarInsulin Glargine,hum.Rec.Anlog7913
Tramadol HclTramadol Hcl7918
Albuterol Sulfate HfaAlbuterol Sulfate7735
XareltoRivaroxaban7613
ClopidogrelClopidogrel Bisulfate7020
EliquisApixaban6914
EzetimibeEzetimibe6814
GlimepirideGlimepiride6720
Buspirone HclBuspirone Hcl6119
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav6047
Trazodone HclTrazodone Hcl5913
LovastatinLovastatin5818
FamotidineFamotidine5715
Montelukast SodiumMontelukast Sodium5516
Duloxetine HclDuloxetine Hcl5416
AllopurinolAllopurinol5313
Rosuvastatin CalciumRosuvastatin Calcium5316
Paroxetine HclParoxetine Hcl5212
PrednisonePrednisone5220
Tamsulosin HclTamsulosin Hcl5118
MethylprednisoloneMethylprednisolone4931
Sertraline HclSertraline Hcl4514
MeloxicamMeloxicam4320
TemazepamTemazepam43suppressed
Pravastatin SodiumPravastatin Sodium4114
CarvedilolCarvedilol4014
Escitalopram OxalateEscitalopram Oxalate3914
FinasterideFinasteride3914
Oxybutynin ChlorideOxybutynin Chloride39suppressed
CephalexinCephalexin3526
Fluoxetine HclFluoxetine Hcl3512
Propranolol HclPropranolol Hcl35suppressed
AtenololAtenolol34suppressed
SpironolactoneSpironolactone33suppressed
Pioglitazone HclPioglitazone Hcl32suppressed
Hydralazine HclHydralazine Hcl31suppressed
Ventolin HfaAlbuterol Sulfate3011
Pramipexole DihydrochloridePramipexole Di-Hcl28suppressed
GlipizideGlipizide26suppressed
Sumatriptan SuccinateSumatriptan Succinate26suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter25suppressed
ValsartanValsartan25suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide24suppressed
Diclofenac SodiumDiclofenac Sodium22suppressed
Meclizine HclMeclizine Hcl22suppressed
Memantine HclMemantine Hcl21suppressed
Zolpidem TartrateZolpidem Tartrate21suppressed
LorazepamLorazepam20suppressed
PregabalinPregabalin19suppressed
Bupropion Hcl SrBupropion Hcl17suppressed
Fluticasone PropionateFluticasone Propionate17suppressed
SucralfateSucralfate17suppressed
TrulicityDulaglutide17suppressed
Venlafaxine HclVenlafaxine Hcl17suppressed
Insulin SyringeSyring-Needl,disp,insul,0.3 Ml16suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim1613
Diltiazem 24hr Er (Cd)Diltiazem Hcl15suppressed
EstradiolEstradiol15suppressed
MirtazapineMirtazapine15suppressed
NystatinNystatin15suppressed
Terazosin HclTerazosin Hcl15suppressed
Ultra-Fine Short Pen NeedlePen Needle, Diabetic15suppressed
Warfarin SodiumWarfarin Sodium15suppressed
BumetanideBumetanide14suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium14suppressed
Ezetimibe-SimvastatinEzetimibe/Simvastatin14suppressed
NovologInsulin Aspart14suppressed
AcyclovirAcyclovir13suppressed
AzithromycinAzithromycin1312
BaclofenBaclofen13suppressed
Glipizide ErGlipizide13suppressed
Hydroxyzine PamoateHydroxyzine Pamoate13suppressed
Ibandronate SodiumIbandronate Sodium13suppressed
Venlafaxine Hcl ErVenlafaxine Hcl13suppressed
Donepezil HclDonepezil Hcl12suppressed
Np ThyroidThyroid,pork12suppressed
ValacyclovirValacyclovir Hcl12suppressed
Citalopram HbrCitalopram Hydrobromide11suppressed
Doxycycline HyclateDoxycycline Hyclate11suppressed
Enalapril MaleateEnalapril Maleate11suppressed
FenofibrateFenofibrate11suppressed
Labetalol HclLabetalol Hcl11suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide11suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst11suppressed
RamiprilRamipril11suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid11suppressed

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