Healthcare provider profile · identity verified

Danilo V Mazzella, MD

Internal Medicine · AURORA, CO · NPI 1265463756

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 Calcium523151
OmeprazoleOmeprazole326107
Levothyroxine SodiumLevothyroxine Sodium29380
Amlodipine BesylateAmlodipine Besylate27085
LisinoprilLisinopril25475
Tamsulosin HclTamsulosin Hcl22078
Rosuvastatin CalciumRosuvastatin Calcium20567
SimvastatinSimvastatin20159
Losartan PotassiumLosartan Potassium19663
Metformin HclMetformin Hcl18261
GabapentinGabapentin16265
Albuterol Sulfate HfaAlbuterol Sulfate15472
PradaxaDabigatran Etexilate Mesylate13137
Trazodone HclTrazodone Hcl12343
AllopurinolAllopurinol11937
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide11937
HydrochlorothiazideHydrochlorothiazide11032
Metoprolol TartrateMetoprolol Tartrate11034
GlipizideGlipizide10830
Pantoprazole SodiumPantoprazole Sodium10534
FurosemideFurosemide10038
Sertraline HclSertraline Hcl9427
AtenololAtenolol9326
Duloxetine HclDuloxetine Hcl9231
Tramadol HclTramadol Hcl8019
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen7614
Wixela InhubFluticasone Propion/Salmeterol7438
FinasterideFinasteride7323
LidocaineLidocaine6830
Metformin Hcl ErMetformin Hcl6823
MirtazapineMirtazapine6724
Oxycodone HclOxycodone Hcl6311
JardianceEmpagliflozin6018
Metoprolol SuccinateMetoprolol Succinate5717
Humulin NInsulin Nph Human Isophane5619
Potassium ChloridePotassium Chloride5519
PrednisonePrednisone5538
OzempicSemaglutide52suppressed
PregabalinPregabalin5119
Doxazosin MesylateDoxazosin Mesylate5014
MeloxicamMeloxicam4920
Alendronate SodiumAlendronate Sodium4820
EzetimibeEzetimibe4815
ArexvyRsvpref3 Antigen/As01e/Pf4747
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf4646
FamotidineFamotidine4516
Warfarin SodiumWarfarin Sodium4516
CarvedilolCarvedilol4213
Citalopram HbrCitalopram Hydrobromide4213
Spiriva RespimatTiotropium Bromide4113
Triamcinolone AcetonideTriamcinolone Acetonide4122
Dicyclomine HclDicyclomine Hcl38suppressed
Fluoxetine HclFluoxetine Hcl3713
Insulin Glargine-YfgnInsulin Glargine-Yfgn3614
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide3611
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen35suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid3411
CelecoxibCelecoxib3315
Venlafaxine Hcl ErVenlafaxine Hcl3314
Pravastatin SodiumPravastatin Sodium31suppressed
Fluticasone PropionateFluticasone Propionate2815
Propranolol HclPropranolol Hcl28suppressed
ShingrixVaricella-Zoster Ge/As01b/Pf2727
EliquisApixaban26suppressed
Escitalopram OxalateEscitalopram Oxalate26suppressed
LovastatinLovastatin26suppressed
GlimepirideGlimepiride25suppressed
NaproxenNaproxen2511
Trospium ChlorideTrospium Chloride2511
Ondansetron OdtOndansetron23suppressed
EstradiolEstradiol22suppressed
Hydralazine HclHydralazine Hcl22suppressed
Donepezil HclDonepezil Hcl2112
Terbinafine HclTerbinafine Hcl21suppressed
AlvescoCiclesonide20suppressed
ClopidogrelClopidogrel Bisulfate20suppressed
IbuprofenIbuprofen20suppressed
Insulin SyringeSyringe And Needle,insulin,1ml20suppressed
Repatha SureclickEvolocumab20suppressed
Retin-ATretinoin20suppressed
Clobetasol PropionateClobetasol Propionate19suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl19suppressed
TopiramateTopiramate19suppressed
AcyclovirAcyclovir18suppressed
Bisoprolol FumarateBisoprolol Fumarate18suppressed
LorazepamLorazepam18suppressed
Bupropion XlBupropion Hcl17suppressed
Buspirone HclBuspirone Hcl17suppressed
ColchicineColchicine17suppressed
Doxycycline MonohydrateDoxycycline Monohydrate1713
Memantine HclMemantine Hcl16suppressed
NystatinNystatin16suppressed
TestosteroneTestosterone16suppressed
CefuroximeCefuroxime Axetil1514
Dabigatran EtexilateDabigatran Etexilate Mesylate1515
Insulin SyringeSyringe-Needle,insulin,0.5 Ml15suppressed
Quetiapine FumarateQuetiapine Fumarate15suppressed
Stiolto RespimatTiotropium Br/Olodaterol Hcl15suppressed
Verapamil ErVerapamil Hcl15suppressed
HydrocortisoneHydrocortisone14suppressed
Alfuzosin Hcl ErAlfuzosin Hcl13suppressed
Doxycycline HyclateDoxycycline Hyclate1312
Metoclopramide HclMetoclopramide Hcl13suppressed
CiclopiroxCiclopirox12suppressed
FluconazoleFluconazole12suppressed
Humulin RInsulin Regular, Human12suppressed
Insulin SyringeSyring-Needl,disp,insul,0.3 Ml12suppressed
Solifenacin SuccinateSolifenacin Succinate12suppressed
BaclofenBaclofen11suppressed
ChlorthalidoneChlorthalidone11suppressed
Sumatriptan SuccinateSumatriptan Succinate11suppressed
XareltoRivaroxaban11suppressed

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