Healthcare provider profile · identity verified

Robert B Palmer Ball, MD

Internal Medicine · LOUISVILLE, KY · NPI 1083775167

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 Calcium272147
Amlodipine BesylateAmlodipine Besylate9755
Rosuvastatin CalciumRosuvastatin Calcium6129
Losartan PotassiumLosartan Potassium6030
AlprazolamAlprazolam5632
Levothyroxine SodiumLevothyroxine Sodium5334
Montelukast SodiumMontelukast Sodium5123
AtenololAtenolol4825
EliquisApixaban4614
OmeprazoleOmeprazole4423
Metoprolol SuccinateMetoprolol Succinate4323
HydrochlorothiazideHydrochlorothiazide4123
Tamsulosin HclTamsulosin Hcl4020
Escitalopram OxalateEscitalopram Oxalate3721
LisinoprilLisinopril3724
FurosemideFurosemide3317
ClopidogrelClopidogrel Bisulfate3213
Pantoprazole SodiumPantoprazole Sodium3215
Metoprolol TartrateMetoprolol Tartrate3016
MeloxicamMeloxicam2915
AllopurinolAllopurinol2816
CarvedilolCarvedilol2715
Metformin HclMetformin Hcl2618
FamotidineFamotidine23suppressed
Diclofenac SodiumDiclofenac Sodium22suppressed
Sertraline HclSertraline Hcl22suppressed
Zolpidem TartrateZolpidem Tartrate2212
Desvenlafaxine Succinate ErDesvenlafaxine Succinate20suppressed
Hydralazine HclHydralazine Hcl20suppressed
EzetimibeEzetimibe1914
Potassium ChloridePotassium Chloride19suppressed
SpironolactoneSpironolactone19suppressed
Repatha SureclickEvolocumab18suppressed
Tresiba Flextouch U-200Insulin Degludec18suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid18suppressed
GabapentinGabapentin1712
Nano 2nd Gen Pen NeedlePen Needle, Diabetic17suppressed
ValacyclovirValacyclovir Hcl17suppressed
Terazosin HclTerazosin Hcl16suppressed
Warfarin SodiumWarfarin Sodium15suppressed
Nebivolol HclNebivolol Hcl14suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium13suppressed
TemazepamTemazepam13suppressed
ValsartanValsartan13suppressed
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide13suppressed
FenofibrateFenofibrate Nanocrystallized12suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen12suppressed
SimvastatinSimvastatin12suppressed
Clonidine HclClonidine Hcl11suppressed
DutasterideDutasteride11suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog11suppressed
Venlafaxine Hcl ErVenlafaxine 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