Healthcare provider profile · identity verified

Brett Henry Holko, D.O.

Hospitalist · BONITA, CA · NPI 1740398213

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 Calcium527219
LisinoprilLisinopril339136
Amlodipine BesylateAmlodipine Besylate304138
Losartan PotassiumLosartan Potassium279110
Levothyroxine SodiumLevothyroxine Sodium22887
Rosuvastatin CalciumRosuvastatin Calcium22789
OmeprazoleOmeprazole19780
Metformin Hcl ErMetformin Hcl18174
SimvastatinSimvastatin14861
Tamsulosin HclTamsulosin Hcl14861
PradaxaDabigatran Etexilate Mesylate13243
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide12349
Metoprolol TartrateMetoprolol Tartrate11346
Trazodone HclTrazodone Hcl11340
HydrochlorothiazideHydrochlorothiazide11250
GlipizideGlipizide11139
MeloxicamMeloxicam10940
Alendronate SodiumAlendronate Sodium10643
Albuterol Sulfate HfaAlbuterol Sulfate10254
Potassium ChloridePotassium Chloride9944
FurosemideFurosemide9246
Metformin HclMetformin Hcl9247
AllopurinolAllopurinol8632
AtenololAtenolol8531
FinasterideFinasteride7029
GabapentinGabapentin6430
Fluoxetine HclFluoxetine Hcl6123
OzempicSemaglutide5811
AlvescoCiclesonide5738
Terazosin HclTerazosin Hcl5626
Metoprolol SuccinateMetoprolol Succinate5318
JardianceEmpagliflozin4217
SpironolactoneSpironolactone4117
Humulin NInsulin Nph Human Isophane4018
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen4037
Veo Insulin SyringeSyringe-Needle,insulin,0.5 Ml4014
Wixela InhubFluticasone Propion/Salmeterol3918
Warfarin SodiumWarfarin Sodium38suppressed
Pantoprazole SodiumPantoprazole Sodium3516
Doxycycline MonohydrateDoxycycline Monohydrate3330
AcyclovirAcyclovir3213
Donepezil HclDonepezil Hcl32suppressed
Spiriva RespimatTiotropium Bromide32suppressed
Clobetasol PropionateClobetasol Propionate3111
Nifedipine ErNifedipine3112
ClopidogrelClopidogrel Bisulfate3014
CefadroxilCefadroxil2927
FamotidineFamotidine2812
RisperidoneRisperidone28suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide2711
Triamcinolone AcetonideTriamcinolone Acetonide2620
Propranolol HclPropranolol Hcl2513
CarvedilolCarvedilol24suppressed
EliquisApixaban2414
CephalexinCephalexin2318
Ondansetron HclOndansetron Hcl23suppressed
Sertraline HclSertraline Hcl23suppressed
Citalopram HbrCitalopram Hydrobromide2112
EzetimibeEzetimibe21suppressed
Chlorhexidine GluconateChlorhexidine Gluconate20suppressed
Duloxetine HclDuloxetine Hcl20suppressed
Fluticasone PropionateFluticasone Propionate20suppressed
Sumatriptan SuccinateSumatriptan Succinate19suppressed
Carbidopa-Levodopa ErCarbidopa/Levodopa18suppressed
LovastatinLovastatin18suppressed
MirtazapineMirtazapine18suppressed
AmoxicillinAmoxicillin1712
Dabigatran EtexilateDabigatran Etexilate Mesylate1713
Nano 2nd Gen Pen NeedlePen Needle, Diabetic17suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1613
ColchicineColchicine16suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl16suppressed
FluconazoleFluconazole16suppressed
Humulin RInsulin Regular, Human16suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate16suppressed
Venlafaxine Hcl ErVenlafaxine Hcl16suppressed
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf1414
Bisoprolol FumarateBisoprolol Fumarate14suppressed
Glipizide ErGlipizide14suppressed
LevetiracetamLevetiracetam14suppressed
PrednisonePrednisone1414
Ciprofloxacin HclCiprofloxacin Hcl1313
Humulin N KwikpenInsulin Nph Human Isophane13suppressed
Hydralazine HclHydralazine Hcl13suppressed
Montelukast SodiumMontelukast Sodium13suppressed
ChlorthalidoneChlorthalidone12suppressed
Ondansetron OdtOndansetron12suppressed
Diltiazem HclDiltiazem Hcl11suppressed
EstradiolEstradiol11suppressed
LatanoprostLatanoprost11suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst11suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen11suppressed
Quetiapine FumarateQuetiapine Fumarate11suppressed
Tramadol HclTramadol 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