Healthcare provider profile · identity verified

Natalia Volkova

Internal Medicine · FRESNO, CA · NPI 1750499521

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 Calcium715281
Levothyroxine SodiumLevothyroxine Sodium424154
Losartan PotassiumLosartan Potassium413160
Amlodipine BesylateAmlodipine Besylate408178
LisinoprilLisinopril408156
Fluticasone PropionateFluticasone Propionate270172
AtenololAtenolol235103
PaxlovidNirmatrelvir/Ritonavir193193
GabapentinGabapentin16973
Metformin Hcl ErMetformin Hcl16875
Rosuvastatin CalciumRosuvastatin Calcium15757
Alendronate SodiumAlendronate Sodium14759
MeloxicamMeloxicam14073
Metoprolol SuccinateMetoprolol Succinate13553
FamotidineFamotidine12958
OzempicSemaglutide12726
BreynaBudesonide/Formoterol Fumarate11954
Pantoprazole SodiumPantoprazole Sodium11350
Metoprolol TartrateMetoprolol Tartrate10945
Tamsulosin HclTamsulosin Hcl9240
Tizanidine HclTizanidine Hcl8924
Duloxetine HclDuloxetine Hcl8228
Hydralazine HclHydralazine Hcl8140
AlvescoCiclesonide7942
Albuterol Sulfate HfaAlbuterol Sulfate7850
GlipizideGlipizide7829
SimvastatinSimvastatin7634
Trazodone HclTrazodone Hcl6827
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide6732
Metformin HclMetformin Hcl6634
FurosemideFurosemide6330
ClopidogrelClopidogrel Bisulfate5922
Varenicline TartrateVarenicline Tartrate5435
Insulin Glargine-YfgnInsulin Glargine-Yfgn5225
Doxycycline MonohydrateDoxycycline Monohydrate5145
PrednisonePrednisone5141
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen5025
Isosorbide Mononitrate ErIsosorbide Mononitrate4819
Montelukast SodiumMontelukast Sodium4818
OmeprazoleOmeprazole4727
PradaxaDabigatran Etexilate Mesylate4722
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf4646
CarvedilolCarvedilol4519
Azelastine HclAzelastine Hcl4425
CelecoxibCelecoxib4214
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide4215
AllopurinolAllopurinol4117
Sertraline HclSertraline Hcl3918
Bupropion Hcl SrBupropion Hcl3718
Citalopram HbrCitalopram Hydrobromide3715
Ropinirole HclRopinirole Hcl3713
Escitalopram OxalateEscitalopram Oxalate3614
HydrochlorothiazideHydrochlorothiazide3324
Clonidine HclClonidine Hcl3212
Humulin NInsulin Nph Human Isophane3217
IbuprofenIbuprofen3219
Pravastatin SodiumPravastatin Sodium32suppressed
PregabalinPregabalin32suppressed
Chlorhexidine GluconateChlorhexidine Gluconate3121
EstradiolEstradiol3119
MirtazapineMirtazapine3020
Bupropion XlBupropion Hcl29suppressed
SucralfateSucralfate2915
AcyclovirAcyclovir2813
Propranolol HclPropranolol Hcl2814
Veo Insulin SyringeSyringe-Needle,insulin,0.5 Ml2815
SpironolactoneSpironolactone2613
LactuloseLactulose25suppressed
Spiriva RespimatTiotropium Bromide2511
XifaxanRifaximin25suppressed
AzithromycinAzithromycin2421
Glipizide ErGlipizide2411
Triamcinolone AcetonideTriamcinolone Acetonide2417
Venlafaxine Hcl ErVenlafaxine Hcl2413
Humulin N KwikpenInsulin Nph Human Isophane23suppressed
Fluoxetine HclFluoxetine Hcl2213
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst2218
Paxlovid (Eua)Nirmatrelvir/Ritonavir2121
Potassium ChloridePotassium Chloride2112
Quetiapine FumarateQuetiapine Fumarate20suppressed
MetronidazoleMetronidazole18suppressed
Ondansetron OdtOndansetron1812
Carbidopa-LevodopaCarbidopa/Levodopa17suppressed
Nifedipine ErNifedipine17suppressed
Ultra-Fine Nano Pen NeedlePen Needle, Diabetic17suppressed
EliquisApixaban16suppressed
Humalog Kwikpen U-100Insulin Lispro16suppressed
LatanoprostLatanoprost1611
Terazosin HclTerazosin Hcl16suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl15suppressed
FinasterideFinasteride15suppressed
JardianceEmpagliflozin15suppressed
Ondansetron HclOndansetron Hcl1511
RisperidoneRisperidone15suppressed
Pilocarpine HclPilocarpine Hcl14suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim1414
SumatriptanSumatriptan14suppressed
Wixela InhubFluticasone Propion/Salmeterol14suppressed
Labetalol HclLabetalol Hcl13suppressed
Oxybutynin ChlorideOxybutynin Chloride13suppressed
Paroxetine HclParoxetine Hcl13suppressed
Sumatriptan SuccinateSumatriptan Succinate13suppressed
Clobetasol PropionateClobetasol Propionate1211
Humulin RInsulin Regular, Human12suppressed
Ipratropium BromideIpratropium Bromide12suppressed
LevetiracetamLevetiracetam12suppressed
MesalamineMesalamine12suppressed
TopiramateTopiramate12suppressed
Tramadol HclTramadol Hcl12suppressed
Amiodarone HclAmiodarone Hcl11suppressed
BaclofenBaclofen11suppressed
Budesonide DrBudesonide11suppressed
Donepezil HclDonepezil Hcl11suppressed
Nortriptyline HclNortriptyline Hcl11suppressed
OfloxacinOfloxacin11suppressed
Trospium ChlorideTrospium Chloride11suppressed
Ultra-Fine Mini Pen NeedlePen Needle, Diabetic11suppressed
Victoza 2-PakLiraglutide11suppressed

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