Healthcare provider profile · identity verified

Christopher Eric Madison, M.D.

Family Practice · HILTON HEAD ISLAND, SC · NPI 1558384776

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 Calcium22275
LisinoprilLisinopril14542
Levothyroxine SodiumLevothyroxine Sodium14246
Amlodipine BesylateAmlodipine Besylate14151
Rosuvastatin CalciumRosuvastatin Calcium13543
OmeprazoleOmeprazole12843
Losartan PotassiumLosartan Potassium11739
HydrochlorothiazideHydrochlorothiazide9531
Tamsulosin HclTamsulosin Hcl9328
Metoprolol SuccinateMetoprolol Succinate7727
Metformin HclMetformin Hcl7522
AllopurinolAllopurinol6719
Pantoprazole SodiumPantoprazole Sodium6625
Escitalopram OxalateEscitalopram Oxalate6519
SimvastatinSimvastatin6424
Trazodone HclTrazodone Hcl6220
AlprazolamAlprazolam5822
Tramadol HclTramadol Hcl5816
LorazepamLorazepam5714
AtenololAtenolol5215
Zolpidem TartrateZolpidem Tartrate5115
GabapentinGabapentin5022
Metformin Hcl ErMetformin Hcl5015
MeloxicamMeloxicam4820
CelecoxibCelecoxib4617
Metoprolol TartrateMetoprolol Tartrate4213
Montelukast SodiumMontelukast Sodium4213
PrednisonePrednisone4030
Sertraline HclSertraline Hcl3914
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide3813
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide3711
OzempicSemaglutide34suppressed
MethylprednisoloneMethylprednisolone3327
EzetimibeEzetimibe3213
DiazepamDiazepam31suppressed
GlimepirideGlimepiride31suppressed
Pravastatin SodiumPravastatin Sodium31suppressed
Venlafaxine Hcl ErVenlafaxine Hcl30suppressed
Albuterol Sulfate HfaAlbuterol Sulfate2816
SynthroidLevothyroxine Sodium27suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen26suppressed
Citalopram HbrCitalopram Hydrobromide25suppressed
EliquisApixaban25suppressed
FinasterideFinasteride23suppressed
Fluoxetine HclFluoxetine Hcl23suppressed
AzithromycinAzithromycin2221
ClopidogrelClopidogrel Bisulfate22suppressed
Duloxetine HclDuloxetine Hcl22suppressed
JanuviaSitagliptin Phosphate22suppressed
Potassium ChloridePotassium Chloride22suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav2120
ClonazepamClonazepam21suppressed
Doxycycline HyclateDoxycycline Hyclate1915
FenofibrateFenofibrate18suppressed
FurosemideFurosemide18suppressed
ValsartanValsartan18suppressed
Buspirone HclBuspirone Hcl17suppressed
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine17suppressed
FamotidineFamotidine17suppressed
Fluticasone PropionateFluticasone Propionate17suppressed
JardianceEmpagliflozin17suppressed
Bupropion XlBupropion Hcl16suppressed
CarvedilolCarvedilol16suppressed
Doxazosin MesylateDoxazosin Mesylate16suppressed
Testosterone CypionateTestosterone Cypionate16suppressed
ValacyclovirValacyclovir Hcl16suppressed
Ciprofloxacin HclCiprofloxacin Hcl1514
Cyclobenzaprine HclCyclobenzaprine Hcl15suppressed
LansoprazoleLansoprazole15suppressed
Pioglitazone HclPioglitazone Hcl15suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid15suppressed
Amlodipine Besylate-BenazeprilAmlodipine Besylate/Benazepril14suppressed
Nebivolol HclNebivolol Hcl14suppressed
Novolog FlexpenInsulin Aspart14suppressed
WakixPitolisant Hcl14suppressed
Ondansetron OdtOndansetron13suppressed
RamiprilRamipril13suppressed
Verapamil ErVerapamil Hcl13suppressed
Diclofenac SodiumDiclofenac Sodium12suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium12suppressed
Janumet XrSitagliptin Phos/Metformin Hcl12suppressed
Olmesartan MedoxomilOlmesartan Medoxomil12suppressed
Oxybutynin Chloride ErOxybutynin Chloride12suppressed
TelmisartanTelmisartan12suppressed
TemazepamTemazepam12suppressed
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide12suppressed
Vilazodone HclVilazodone Hcl12suppressed
Mometasone FuroateMometasone Furoate11suppressed
MounjaroTirzepatide11suppressed
MyrbetriqMirabegron11suppressed
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