Healthcare provider profile · identity verified

David V Contreras, MD

Internal Medicine · BAKERSFIELD, CA · NPI 1275038101

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 Calcium361145
Amlodipine BesylateAmlodipine Besylate23484
LisinoprilLisinopril19677
Losartan PotassiumLosartan Potassium16469
Levothyroxine SodiumLevothyroxine Sodium16251
Tamsulosin HclTamsulosin Hcl13549
Albuterol Sulfate HfaAlbuterol Sulfate13058
HydrochlorothiazideHydrochlorothiazide11340
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen10528
Trazodone HclTrazodone Hcl8527
SimvastatinSimvastatin8429
FamotidineFamotidine8337
GabapentinGabapentin8339
Metformin HclMetformin Hcl8331
Metformin Hcl ErMetformin Hcl8338
GlipizideGlipizide7829
Pantoprazole SodiumPantoprazole Sodium7735
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide6924
Metoprolol TartrateMetoprolol Tartrate6825
Fluticasone PropionateFluticasone Propionate6527
Alendronate SodiumAlendronate Sodium6325
Tramadol HclTramadol Hcl62suppressed
JardianceEmpagliflozin6022
IbuprofenIbuprofen5936
Rosuvastatin CalciumRosuvastatin Calcium5625
AtenololAtenolol5420
FurosemideFurosemide5323
Metoprolol SuccinateMetoprolol Succinate5316
OmeprazoleOmeprazole5220
Tizanidine HclTizanidine Hcl5122
FinasterideFinasteride4918
BreynaBudesonide/Formoterol Fumarate4522
CarvedilolCarvedilol4216
Triamcinolone AcetonideTriamcinolone Acetonide4224
Escitalopram OxalateEscitalopram Oxalate4023
Ondansetron HclOndansetron Hcl3913
AllopurinolAllopurinol3816
AlvescoCiclesonide3813
Terazosin HclTerazosin Hcl3613
Insulin Glargine-YfgnInsulin Glargine-Yfgn3515
Hydralazine HclHydralazine Hcl3417
BaclofenBaclofen3317
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf3232
Montelukast SodiumMontelukast Sodium3213
AlprazolamAlprazolam29suppressed
Humulin NInsulin Nph Human Isophane2911
NabumetoneNabumetone2912
Potassium ChloridePotassium Chloride2911
Veo Insulin SyringeSyringe-Needle,insulin,0.5 Ml2912
Doxycycline MonohydrateDoxycycline Monohydrate2820
Sumatriptan SuccinateSumatriptan Succinate28suppressed
Ondansetron OdtOndansetron27suppressed
Spiriva RespimatTiotropium Bromide2713
Lidocaine Hcl ViscousLidocaine Hcl2513
SucralfateSucralfate2511
Citalopram HbrCitalopram Hydrobromide23suppressed
ClopidogrelClopidogrel Bisulfate23suppressed
Fluoxetine HclFluoxetine Hcl23suppressed
Oxybutynin Chloride ErOxybutynin Chloride23suppressed
OzempicSemaglutide23suppressed
PrednisonePrednisone2317
Warfarin SodiumWarfarin Sodium20suppressed
Sertraline HclSertraline Hcl19suppressed
SpironolactoneSpironolactone19suppressed
Humulin N KwikpenInsulin Nph Human Isophane18suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1818
NystatinNystatin18suppressed
PregabalinPregabalin18suppressed
Ultra-Fine Short Pen NeedlePen Needle, Diabetic18suppressed
HydrocortisoneHydrocortisone17suppressed
Wixela InhubFluticasone Propion/Salmeterol17suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1616
Hydroxyzine HclHydroxyzine Hcl16suppressed
LactuloseLactulose16suppressed
MeloxicamMeloxicam15suppressed
Ciprofloxacin HclCiprofloxacin Hcl14suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide14suppressed
MirtazapineMirtazapine14suppressed
NitroglycerinNitroglycerin14suppressed
Clonidine HclClonidine Hcl13suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate13suppressed
Pravastatin SodiumPravastatin Sodium13suppressed
ShingrixVaricella-Zoster Ge/As01b/Pf1313
Clobetasol PropionateClobetasol Propionate12suppressed
Duloxetine HclDuloxetine Hcl12suppressed
LovastatinLovastatin12suppressed
NaproxenNaproxen12suppressed
AcyclovirAcyclovir11suppressed
CefadroxilCefadroxil1111
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine11suppressed
Glipizide ErGlipizide11suppressed
LatanoprostLatanoprost11suppressed
LorazepamLorazepam11suppressed
Nortriptyline HclNortriptyline Hcl11suppressed
Ropinirole HclRopinirole 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