Healthcare provider profile · identity verified

Daniel Joseph Guerra, M.D.

Family Practice · MCALLEN, TX · NPI 1104986306

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
Amlodipine BesylateAmlodipine Besylate398111
Metformin HclMetformin Hcl33786
Levothyroxine SodiumLevothyroxine Sodium29773
OmeprazoleOmeprazole26478
Atorvastatin CalciumAtorvastatin Calcium21464
Losartan PotassiumLosartan Potassium20662
Rosuvastatin CalciumRosuvastatin Calcium20659
Fluticasone PropionateFluticasone Propionate20298
Montelukast SodiumMontelukast Sodium18554
FamotidineFamotidine18254
AzithromycinAzithromycin160133
Tamsulosin HclTamsulosin Hcl15347
Metoprolol SuccinateMetoprolol Succinate14241
Pravastatin SodiumPravastatin Sodium13133
GabapentinGabapentin12333
Escitalopram OxalateEscitalopram Oxalate11917
Pioglitazone HclPioglitazone Hcl11628
Olmesartan MedoxomilOlmesartan Medoxomil11331
GlimepirideGlimepiride10727
Trazodone HclTrazodone Hcl10415
Alendronate SodiumAlendronate Sodium10328
Sertraline HclSertraline Hcl10323
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav10283
LisinoprilLisinopril10128
SimvastatinSimvastatin10130
Irbesartan-HydrochlorothiazideIrbesartan/Hydrochlorothiazide8824
OzempicSemaglutide7813
Ciprofloxacin HclCiprofloxacin Hcl7363
Bisoprolol-HydrochlorothiazideBisoprolol/Hydrochlorothiazide7020
AllopurinolAllopurinol6919
FenofibrateFenofibrate6617
Hydralazine HclHydralazine Hcl6515
JardianceEmpagliflozin62suppressed
HydrochlorothiazideHydrochlorothiazide5817
Olmesartan-HydrochlorothiazideOlmesartan/Hydrochlorothiazide5812
Zolpidem TartrateZolpidem Tartrate56suppressed
IrbesartanIrbesartan5517
DutasterideDutasteride5114
FurosemideFurosemide5018
Amlodipine Besylate-BenazeprilAmlodipine Besylate/Benazepril4913
Potassium ChloridePotassium Chloride4719
PaxlovidNirmatrelvir/Ritonavir4545
Betamethasone ValerateBetamethasone Valerate4432
Tramadol Hcl-AcetaminophenTramadol Hcl/Acetaminophen4311
SpironolactoneSpironolactone41suppressed
Pantoprazole SodiumPantoprazole Sodium40suppressed
FarxigaDapagliflozin Propanediol38suppressed
JanumetSitagliptin Phos/Metformin Hcl37suppressed
MounjaroTirzepatide36suppressed
Alfuzosin Hcl ErAlfuzosin Hcl35suppressed
AtenololAtenolol35suppressed
ClopidogrelClopidogrel Bisulfate35suppressed
Hydroxyzine HclHydroxyzine Hcl3512
Meclizine HclMeclizine Hcl3526
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide34suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide3312
MethylprednisoloneMethylprednisolone3331
BaclofenBaclofen3113
LevofloxacinLevofloxacin3127
Tramadol HclTramadol Hcl31suppressed
Colesevelam HclColesevelam Hcl29suppressed
PregabalinPregabalin29suppressed
Acebutolol HclAcebutolol Hcl28suppressed
AlprazolamAlprazolam28suppressed
Bisoprolol FumarateBisoprolol Fumarate26suppressed
Ondansetron OdtOndansetron2524
TrulicityDulaglutide25suppressed
ValacyclovirValacyclovir Hcl2515
ValsartanValsartan23suppressed
GemfibrozilGemfibrozil22suppressed
LorazepamLorazepam22suppressed
Venlafaxine Hcl ErVenlafaxine Hcl22suppressed
Lagevrio (Eua)Molnupiravir2121
MupirocinMupirocin2019
NitrofurantoinNitrofurantoin Macrocrystal2013
Tresiba Flextouch U-200Insulin Degludec20suppressed
CephalexinCephalexin1918
Duloxetine HclDuloxetine Hcl19suppressed
Fluoxetine HclFluoxetine Hcl19suppressed
Hydroxyzine PamoateHydroxyzine Pamoate19suppressed
Breo ElliptaFluticasone/Vilanterol18suppressed
Oseltamivir PhosphateOseltamivir Phosphate1818
LactuloseLactulose17suppressed
FinasterideFinasteride16suppressed
Quetiapine FumarateQuetiapine Fumarate16suppressed
Armour ThyroidThyroid,pork15suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl1412
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim1413
AmoxicillinAmoxicillin1312
Azelastine HclAzelastine Hcl13suppressed
Dutasteride-TamsulosinDutasteride/Tamsulosin Hcl13suppressed
EszopicloneEszopiclone13suppressed
Raloxifene HclRaloxifene Hcl13suppressed
Albuterol Sulfate HfaAlbuterol Sulfate12suppressed
Citalopram HbrCitalopram Hydrobromide12suppressed
Desvenlafaxine Succinate ErDesvenlafaxine Succinate12suppressed
Doxycycline HyclateDoxycycline Hyclate12suppressed
Enalapril MaleateEnalapril Maleate12suppressed
FluconazoleFluconazole12suppressed
Ibandronate SodiumIbandronate Sodium12suppressed
KetoconazoleKetoconazole12suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic12suppressed
PrednisonePrednisone1211
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide12suppressed
Glipizide ErGlipizide11suppressed
Janumet XrSitagliptin Phos/Metformin Hcl11suppressed
Labetalol HclLabetalol Hcl11suppressed
LinzessLinaclotide11suppressed
MetronidazoleMetronidazole11suppressed
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