Healthcare provider profile · identity verified

James Jerome Marnock, M.D.

Family Practice · BLACK MOUNTAIN, NC · NPI 1194899617

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
Rosuvastatin CalciumRosuvastatin Calcium666203
Atorvastatin CalciumAtorvastatin Calcium512151
Levothyroxine SodiumLevothyroxine Sodium492133
Amlodipine BesylateAmlodipine Besylate425123
Losartan PotassiumLosartan Potassium386112
LisinoprilLisinopril366111
EliquisApixaban26046
OmeprazoleOmeprazole26085
Metoprolol SuccinateMetoprolol Succinate25978
Pantoprazole SodiumPantoprazole Sodium25180
HydrochlorothiazideHydrochlorothiazide23075
GabapentinGabapentin22355
FamotidineFamotidine20168
Escitalopram OxalateEscitalopram Oxalate17657
Albuterol Sulfate HfaAlbuterol Sulfate16864
MeloxicamMeloxicam16257
Tamsulosin HclTamsulosin Hcl14650
AllopurinolAllopurinol12434
CelecoxibCelecoxib11332
Trazodone HclTrazodone Hcl11338
OzempicSemaglutide9711
Sertraline HclSertraline Hcl9736
JardianceEmpagliflozin9625
SpironolactoneSpironolactone9526
Montelukast SodiumMontelukast Sodium9125
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide8827
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide8822
Glipizide ErGlipizide8621
Fluticasone PropionateFluticasone Propionate8438
Pravastatin SodiumPravastatin Sodium8326
Ibandronate SodiumIbandronate Sodium8027
ClopidogrelClopidogrel Bisulfate7818
FinasterideFinasteride7525
FurosemideFurosemide7431
Metoprolol TartrateMetoprolol Tartrate7321
AtenololAtenolol7121
Olmesartan MedoxomilOlmesartan Medoxomil7119
ValsartanValsartan7115
XareltoRivaroxaban6915
Bupropion XlBupropion Hcl6821
Duloxetine HclDuloxetine Hcl6619
Metformin HclMetformin Hcl6517
Tizanidine HclTizanidine Hcl6517
Zolpidem TartrateZolpidem Tartrate6514
PrednisonePrednisone6255
Metformin Hcl ErMetformin Hcl6121
Potassium ChloridePotassium Chloride6117
CarvedilolCarvedilol5217
Citalopram HbrCitalopram Hydrobromide5218
Buspirone HclBuspirone Hcl5019
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen50suppressed
LorazepamLorazepam47suppressed
SimvastatinSimvastatin4513
AzithromycinAzithromycin4442
Tramadol HclTramadol Hcl4411
Fluoxetine HclFluoxetine Hcl4312
Alendronate SodiumAlendronate Sodium4212
Venlafaxine Hcl ErVenlafaxine Hcl4013
MirtazapineMirtazapine39suppressed
GlimepirideGlimepiride38suppressed
Doxycycline HyclateDoxycycline Hyclate3532
Fluticasone-SalmeterolFluticasone Propion/Salmeterol3515
Amitriptyline HclAmitriptyline Hcl34suppressed
Amlodipine-ValsartanAmlodipine Besylate/Valsartan33suppressed
SynthroidLevothyroxine Sodium30suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid3012
Ventolin HfaAlbuterol Sulfate3013
TelmisartanTelmisartan29suppressed
Wixela InhubFluticasone Propion/Salmeterol2913
Doxazosin MesylateDoxazosin Mesylate28suppressed
Olmesartan-HydrochlorothiazideOlmesartan/Hydrochlorothiazide28suppressed
Oxybutynin Chloride ErOxybutynin Chloride28suppressed
BumetanideBumetanide27suppressed
IrbesartanIrbesartan27suppressed
Sumatriptan SuccinateSumatriptan Succinate27suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl26suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl26suppressed
EzetimibeEzetimibe26suppressed
PaxlovidNirmatrelvir/Ritonavir2626
SymbicortBudesonide/Formoterol Fumarate26suppressed
Azelastine HclAzelastine Hcl25suppressed
Benazepril HclBenazepril Hcl25suppressed
Ciprofloxacin HclCiprofloxacin Hcl2522
PregabalinPregabalin25suppressed
AlprazolamAlprazolam24suppressed
Amlodipine Besylate-BenazeprilAmlodipine Besylate/Benazepril24suppressed
LamotrigineLamotrigine24suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl24suppressed
Quetiapine FumarateQuetiapine Fumarate24suppressed
Ropinirole HclRopinirole Hcl24suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim2422
Triamcinolone AcetonideTriamcinolone Acetonide2421
Esomeprazole MagnesiumEsomeprazole Magnesium23suppressed
MyrbetriqMirabegron23suppressed
ValacyclovirValacyclovir Hcl2312
Trelegy ElliptaFluticasone/Umeclidin/Vilanter22suppressed
BaclofenBaclofen2112
FluconazoleFluconazole2117
Meclizine HclMeclizine Hcl21suppressed
Memantine HclMemantine Hcl21suppressed
Paroxetine HclParoxetine Hcl21suppressed
Terazosin HclTerazosin Hcl21suppressed
Warfarin SodiumWarfarin Sodium21suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav2019
ChlorthalidoneChlorthalidone18suppressed
ColchicineColchicine1813
Diclofenac SodiumDiclofenac Sodium18suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate18suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog18suppressed
Nifedipine ErNifedipine18suppressed
Pioglitazone HclPioglitazone Hcl18suppressed
Budesonide-Formoterol FumarateBudesonide/Formoterol Fumarate17suppressed
KetoconazoleKetoconazole1714
Levocetirizine DihydrochlorideLevocetirizine Dihydrochloride17suppressed
AmoxicillinAmoxicillin1615
IbuprofenIbuprofen16suppressed
Propranolol HclPropranolol Hcl16suppressed
Colestipol HclColestipol Hcl15suppressed
EpinephrineEpinephrine1513
LovastatinLovastatin15suppressed
Testosterone CypionateTestosterone Cypionate15suppressed
Diphenoxylate-AtropineDiphenoxylate Hcl/Atropine14suppressed
Oxycodone HclOxycodone Hcl14suppressed
FarxigaDapagliflozin Propanediol13suppressed
FenofibrateFenofibrate13suppressed
Ondansetron OdtOndansetron13suppressed
Sildenafil CitrateSildenafil Citrate13suppressed
TopiramateTopiramate13suppressed
Carbamazepine ErCarbamazepine12suppressed
Clonidine HclClonidine Hcl12suppressed
FamciclovirFamciclovir12suppressed
TrulicityDulaglutide12suppressed
Acetaminophen-CodeineAcetaminophen With Codeine11suppressed
Anoro ElliptaUmeclidinium Brm/Vilanterol Tr11suppressed
Carbidopa-LevodopaCarbidopa/Levodopa11suppressed
MethocarbamolMethocarbamol11suppressed
NystatinNystatin11suppressed
TorsemideTorsemide11suppressed
VyvanseLisdexamfetamine Dimesylate11suppressed

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