Healthcare provider profile · identity verified

Todd Armbruster, D.O.

Family Practice · MISSION VIEJO, CA · NPI 1487670824

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 Calcium474170
Rosuvastatin CalciumRosuvastatin Calcium320109
Losartan PotassiumLosartan Potassium22674
Amlodipine BesylateAmlodipine Besylate21572
LisinoprilLisinopril20075
Levothyroxine SodiumLevothyroxine Sodium19065
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen15348
Tamsulosin HclTamsulosin Hcl15366
OmeprazoleOmeprazole14351
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide13946
Alendronate SodiumAlendronate Sodium11838
AtenololAtenolol10939
FinasterideFinasteride9039
SimvastatinSimvastatin9028
Metformin HclMetformin Hcl8831
MeloxicamMeloxicam7826
Terazosin HclTerazosin Hcl7822
FurosemideFurosemide7725
Pantoprazole SodiumPantoprazole Sodium7627
Metformin Hcl ErMetformin Hcl7225
GabapentinGabapentin6827
Potassium ChloridePotassium Chloride6624
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide6324
Memantine HclMemantine Hcl5916
PradaxaDabigatran Etexilate Mesylate5718
Metoprolol TartrateMetoprolol Tartrate5622
Albuterol Sulfate HfaAlbuterol Sulfate5426
AllopurinolAllopurinol5419
Escitalopram OxalateEscitalopram Oxalate5022
Trazodone HclTrazodone Hcl5019
HydrochlorothiazideHydrochlorothiazide4817
Tramadol HclTramadol Hcl4513
AlprazolamAlprazolam41suppressed
Sertraline HclSertraline Hcl4116
TemazepamTemazepam40suppressed
Donepezil HclDonepezil Hcl38suppressed
LorazepamLorazepam3512
PrednisonePrednisone3522
SpironolactoneSpironolactone3412
Triamcinolone AcetonideTriamcinolone Acetonide3420
AcyclovirAcyclovir32suppressed
Acetaminophen-CodeineAcetaminophen With Codeine31suppressed
Azelastine HclAzelastine Hcl29suppressed
JardianceEmpagliflozin2912
Pravastatin SodiumPravastatin Sodium29suppressed
AbrysvoRsv Vacc, Pref A And Pref B/Pf2828
GlipizideGlipizide2813
Ropinirole HclRopinirole Hcl28suppressed
CarvedilolCarvedilol27suppressed
Fluoxetine HclFluoxetine Hcl2711
IbuprofenIbuprofen2711
ValacyclovirValacyclovir Hcl2711
Wixela InhubFluticasone Propion/Salmeterol2715
CephalexinCephalexin2622
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen26suppressed
EzetimibeEzetimibe25suppressed
MyrbetriqMirabegron25suppressed
TopiramateTopiramate24suppressed
Bupropion Hcl SrBupropion Hcl23suppressed
Clonidine HclClonidine Hcl23suppressed
AzithromycinAzithromycin2221
ClopidogrelClopidogrel Bisulfate22suppressed
Duloxetine HclDuloxetine Hcl2211
Trospium ChlorideTrospium Chloride22suppressed
Propranolol HclPropranolol Hcl2111
Glipizide ErGlipizide20suppressed
Ipratropium BromideIpratropium Bromide20suppressed
NitroglycerinNitroglycerin20suppressed
ClonazepamClonazepam19suppressed
LovastatinLovastatin19suppressed
Humulin NInsulin Nph Human Isophane18suppressed
LoperamideLoperamide Hcl18suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic18suppressed
RizatriptanRizatriptan Benzoate18suppressed
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf1717
Quetiapine FumarateQuetiapine Fumarate17suppressed
Buspirone HclBuspirone Hcl16suppressed
Metoprolol SuccinateMetoprolol Succinate16suppressed
Bisoprolol FumarateBisoprolol Fumarate15suppressed
Bupropion XlBupropion Hcl15suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl15suppressed
Gavilyte-CPeg3350/Sod Sulf,bicarb,cl/Kcl1515
Naltrexone HclNaltrexone Hcl15suppressed
EliquisApixaban14suppressed
FamotidineFamotidine14suppressed
Hydralazine HclHydralazine Hcl14suppressed
Insulin Glargine-YfgnInsulin Glargine-Yfgn13suppressed
BaclofenBaclofen12suppressed
Fluocinolone AcetonideFluocinolone/Shower Cap12suppressed
Nortriptyline HclNortriptyline Hcl12suppressed
AlvescoCiclesonide11suppressed
CiclopiroxCiclopirox11suppressed
HydrocortisoneHydrocortisone11suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate11suppressed

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