Healthcare provider profile · identity verified

Francisco Marquez, M.D.

Internal Medicine · SAN MARCOS, CA · NPI 1316190747

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 Calcium524188
LisinoprilLisinopril376137
Amlodipine BesylateAmlodipine Besylate327113
Losartan PotassiumLosartan Potassium326126
Rosuvastatin CalciumRosuvastatin Calcium287111
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen26458
Metformin HclMetformin Hcl22883
Levothyroxine SodiumLevothyroxine Sodium22373
Metformin Hcl ErMetformin Hcl19577
OmeprazoleOmeprazole18881
Tamsulosin HclTamsulosin Hcl18772
SimvastatinSimvastatin17860
Metoprolol TartrateMetoprolol Tartrate17559
GlipizideGlipizide15555
Terazosin HclTerazosin Hcl13849
GabapentinGabapentin13147
Albuterol Sulfate HfaAlbuterol Sulfate13060
Alendronate SodiumAlendronate Sodium12943
Pantoprazole SodiumPantoprazole Sodium12647
AtenololAtenolol10941
HydrochlorothiazideHydrochlorothiazide10946
MeloxicamMeloxicam10853
Potassium ChloridePotassium Chloride10840
PradaxaDabigatran Etexilate Mesylate9430
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen9223
FurosemideFurosemide8633
IbuprofenIbuprofen7946
Tramadol HclTramadol Hcl7523
Trazodone HclTrazodone Hcl7420
FinasterideFinasteride6421
Tizanidine HclTizanidine Hcl6132
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide5722
Humulin NInsulin Nph Human Isophane5319
Wixela InhubFluticasone Propion/Salmeterol5220
ClopidogrelClopidogrel Bisulfate5020
Hydralazine HclHydralazine Hcl5015
FamotidineFamotidine4816
AllopurinolAllopurinol4715
Montelukast SodiumMontelukast Sodium4720
PrednisonePrednisone4645
Azelastine HclAzelastine Hcl4418
CarvedilolCarvedilol4211
Fluoxetine HclFluoxetine Hcl4117
Sertraline HclSertraline Hcl4017
AlprazolamAlprazolam3914
LorazepamLorazepam3911
Metoprolol SuccinateMetoprolol Succinate3815
Pravastatin SodiumPravastatin Sodium3712
JardianceEmpagliflozin3616
Duloxetine HclDuloxetine Hcl3412
Nano 2nd Gen Pen NeedlePen Needle, Diabetic3416
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide3312
Pioglitazone HclPioglitazone Hcl33suppressed
FenofibrateFenofibrate3212
Spiriva RespimatTiotropium Bromide32suppressed
Humulin N KwikpenInsulin Nph Human Isophane3113
Acetaminophen-CodeineAcetaminophen With Codeine29suppressed
EliquisApixaban29suppressed
Escitalopram OxalateEscitalopram Oxalate28suppressed
OzempicSemaglutide28suppressed
Donepezil HclDonepezil Hcl27suppressed
HydrocortisoneHydrocortisone2712
EzetimibeEzetimibe26suppressed
Ondansetron OdtOndansetron2515
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav2424
Propranolol HclPropranolol Hcl24suppressed
Triamcinolone AcetonideTriamcinolone Acetonide2418
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf2020
ArexvyRsvpref3 Antigen/As01e/Pf2020
XareltoRivaroxaban19suppressed
ClonazepamClonazepam18suppressed
Fluticasone PropionateFluticasone Propionate18suppressed
LovastatinLovastatin18suppressed
Quetiapine FumarateQuetiapine Fumarate18suppressed
TradjentaLinagliptin18suppressed
Trospium ChlorideTrospium Chloride18suppressed
LactuloseLactulose17suppressed
MirtazapineMirtazapine17suppressed
Clonidine HclClonidine Hcl16suppressed
Doxazosin MesylateDoxazosin Mesylate16suppressed
EstradiolEstradiol1611
Zolpidem TartrateZolpidem Tartrate16suppressed
AlvescoCiclesonide15suppressed
BreynaBudesonide/Formoterol Fumarate15suppressed
CephalexinCephalexin1515
Dicyclomine HclDicyclomine Hcl15suppressed
SpironolactoneSpironolactone15suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid15suppressed
AcyclovirAcyclovir14suppressed
DigoxinDigoxin14suppressed
Insulin Glargine-YfgnInsulin Glargine-Yfgn14suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate14suppressed
NaproxenNaproxen1411
Diltiazem 24hr Er (Cd)Diltiazem Hcl13suppressed
Humulin RInsulin Regular, Human13suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst13suppressed
Np ThyroidThyroid,pork13suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl13suppressed
GemfibrozilGemfibrozil12suppressed
Glipizide ErGlipizide12suppressed
NitroglycerinNitroglycerin12suppressed
Prochlorperazine MaleateProchlorperazine Maleate12suppressed
RizatriptanRizatriptan Benzoate12suppressed
Stiolto RespimatTiotropium Br/Olodaterol Hcl12suppressed
TemazepamTemazepam12suppressed
Lidocaine Hcl ViscousLidocaine Hcl11suppressed
PregabalinPregabalin11suppressed
Sumatriptan SuccinateSumatriptan Succinate11suppressed
Veo Insulin SyringeSyringe-Needle,insulin,0.5 Ml11suppressed

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