Healthcare provider profile · identity verified

Keisuke Menjo, NP-C

Nurse Practitioner · CERRITOS, CA · NPI 1386127355

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 Calcium26044
Amlodipine BesylateAmlodipine Besylate23940
Quetiapine FumarateQuetiapine Fumarate17131
Losartan PotassiumLosartan Potassium17032
Metoprolol SuccinateMetoprolol Succinate14825
MirtazapineMirtazapine14426
Donepezil HclDonepezil Hcl12818
GabapentinGabapentin12024
FurosemideFurosemide10818
EliquisApixaban10217
Trazodone HclTrazodone Hcl9724
Levothyroxine SodiumLevothyroxine Sodium9418
Escitalopram OxalateEscitalopram Oxalate8616
Metformin HclMetformin Hcl7916
Potassium ChloridePotassium Chloride7314
FamotidineFamotidine7215
Sertraline HclSertraline Hcl7118
SimvastatinSimvastatin6812
LisinoprilLisinopril6414
Tamsulosin HclTamsulosin Hcl4812
AllopurinolAllopurinol46suppressed
Pantoprazole SodiumPantoprazole Sodium4511
Metoprolol TartrateMetoprolol Tartrate42suppressed
Memantine HclMemantine Hcl38suppressed
LatanoprostLatanoprost37suppressed
Pravastatin SodiumPravastatin Sodium34suppressed
Tramadol HclTramadol Hcl3415
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen3214
LorazepamLorazepam2813
HydrochlorothiazideHydrochlorothiazide27suppressed
Methenamine HippurateMethenamine Hippurate27suppressed
OlanzapineOlanzapine27suppressed
XareltoRivaroxaban27suppressed
Rosuvastatin CalciumRosuvastatin Calcium26suppressed
Diclofenac SodiumDiclofenac Sodium2511
Fluticasone PropionateFluticasone Propionate24suppressed
GlipizideGlipizide24suppressed
OmeprazoleOmeprazole24suppressed
Carbidopa-LevodopaCarbidopa/Levodopa21suppressed
ClopidogrelClopidogrel Bisulfate21suppressed
Divalproex SodiumDivalproex Sodium21suppressed
Glipizide ErGlipizide21suppressed
Terazosin HclTerazosin Hcl21suppressed
CarvedilolCarvedilol20suppressed
Ondansetron HclOndansetron Hcl2019
FinasterideFinasteride19suppressed
NystatinNystatin1911
Ciprofloxacin HclCiprofloxacin Hcl1818
Cefpodoxime ProxetilCefpodoxime Proxetil1716
Hydralazine HclHydralazine Hcl17suppressed
JentaduetoLinagliptin/Metformin Hcl17suppressed
LevofloxacinLevofloxacin1716
Montelukast SodiumMontelukast Sodium17suppressed
Benazepril HclBenazepril Hcl16suppressed
Duloxetine HclDuloxetine Hcl16suppressed
JardianceEmpagliflozin16suppressed
Metformin Hcl ErMetformin Hcl16suppressed
Neomycin-Polymyxin-DexamethNeomycin/Polymyxin B/Dexametha1613
AzithromycinAzithromycin1413
NyamycNystatin14suppressed
HydrocortisoneHydrocortisone13suppressed
Meclizine HclMeclizine Hcl13suppressed
AripiprazoleAripiprazole12suppressed
AtenololAtenolol12suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate12suppressed
Levocetirizine DihydrochlorideLevocetirizine Dihydrochloride12suppressed
LovastatinLovastatin12suppressed
Nortriptyline HclNortriptyline Hcl12suppressed
Olmesartan MedoxomilOlmesartan Medoxomil12suppressed
Omega-3 Acid Ethyl EstersOmega-3 Acid Ethyl Esters12suppressed
Timolol MaleateTimolol Maleate12suppressed
Buspirone HclBuspirone Hcl11suppressed
CefdinirCefdinir11suppressed
EntrestoSacubitril/Valsartan11suppressed
Hydroxychloroquine SulfateHydroxychloroquine Sulfate11suppressed
LubiprostoneLubiprostone11suppressed
MethotrexateMethotrexate Sodium11suppressed
Terbinafine HclTerbinafine 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