Healthcare provider profile · identity verified

Robert Assibey, M.D.

Family Practice · FRENCH CAMP, CA · NPI 1942739487

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 Calcium465118
GabapentinGabapentin27459
FurosemideFurosemide24364
Amlodipine BesylateAmlodipine Besylate23672
EliquisApixaban19539
Pantoprazole SodiumPantoprazole Sodium18747
FamotidineFamotidine17930
LisinoprilLisinopril15743
Metoprolol TartrateMetoprolol Tartrate15139
LevetiracetamLevetiracetam14624
Tamsulosin HclTamsulosin Hcl14139
JardianceEmpagliflozin13217
Losartan PotassiumLosartan Potassium12938
Metformin HclMetformin Hcl11726
Ondansetron HclOndansetron Hcl11725
Lantus SolostarInsulin Glargine,hum.Rec.Anlog11620
Quetiapine FumarateQuetiapine Fumarate11635
Levothyroxine SodiumLevothyroxine Sodium11534
ScopolamineScopolamine9413
Trazodone HclTrazodone Hcl9230
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen9031
CarvedilolCarvedilol8422
Midodrine HclMidodrine Hcl8321
Enoxaparin SodiumEnoxaparin Sodium81suppressed
Metoprolol SuccinateMetoprolol Succinate7826
ClopidogrelClopidogrel Bisulfate7718
Hydralazine HclHydralazine Hcl7323
Hydroxyzine HclHydroxyzine Hcl7224
Chlorhexidine GluconateChlorhexidine Gluconate7114
OmeprazoleOmeprazole6915
Sertraline HclSertraline Hcl6918
Triamcinolone AcetonideTriamcinolone Acetonide6530
Buspirone HclBuspirone Hcl6212
Divalproex SodiumDivalproex Sodium6219
OlanzapineOlanzapine57suppressed
Potassium ChloridePotassium Chloride5715
AlprazolamAlprazolam5511
Escitalopram OxalateEscitalopram Oxalate5513
SpironolactoneSpironolactone5512
XareltoRivaroxaban54suppressed
BaclofenBaclofen4915
Buprenorphine-NaloxoneBuprenorphine Hcl/Naloxone Hcl48suppressed
TrulicityDulaglutide45suppressed
Humalog Kwikpen U-100Insulin Lispro44suppressed
LatanoprostLatanoprost43suppressed
Sodium Chloride0.9 % Sodium Chloride4311
Insulin Lispro Kwikpen U-100Insulin Lispro42suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim4231
Amiodarone HclAmiodarone Hcl40suppressed
BumetanideBumetanide39suppressed
Ipratropium-AlbuterolIpratropium/Albuterol Sulfate3919
AllopurinolAllopurinol38suppressed
Duloxetine HclDuloxetine Hcl38suppressed
Albuterol Sulfate HfaAlbuterol Sulfate3720
Donepezil HclDonepezil Hcl37suppressed
Warfarin SodiumWarfarin Sodium37suppressed
Doxycycline HyclateDoxycycline Hyclate3623
GlipizideGlipizide36suppressed
MirtazapineMirtazapine3517
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog34suppressed
SimvastatinSimvastatin3411
ColchicineColchicine32suppressed
Fluoxetine HclFluoxetine Hcl32suppressed
LevofloxacinLevofloxacin3227
NystatinNystatin3220
OzempicSemaglutide32suppressed
Methadone HclMethadone Hcl30suppressed
GlycopyrrolateGlycopyrrolate29suppressed
LansoprazoleLansoprazole29suppressed
Novolog FlexpenInsulin Aspart27suppressed
SantylCollagenase Clostridium Hist.2711
Admelog SolostarInsulin Lispro26suppressed
PrednisonePrednisone26suppressed
ChlorthalidoneChlorthalidone25suppressed
Synjardy XrEmpagliflozin/Metformin Hcl25suppressed
TradjentaLinagliptin25suppressed
Fluticasone PropionateFluticasone Propionate2412
JanuviaSitagliptin Phosphate24suppressed
Valproic AcidValproic Acid (As Sodium Salt)24suppressed
Alendronate SodiumAlendronate Sodium23suppressed
CalcitriolCalcitriol23suppressed
Doxepin HclDoxepin Hcl23suppressed
HydrocortisoneHydrocortisone2316
Sevelamer CarbonateSevelamer Carbonate23suppressed
ErtapenemErtapenem Sodium22suppressed
Humulin RInsulin Regular, Human22suppressed
Ropinirole HclRopinirole Hcl22suppressed
Janumet XrSitagliptin Phos/Metformin Hcl21suppressed
LorazepamLorazepam21suppressed
Megestrol AcetateMegestrol Acetate21suppressed
Rosuvastatin CalciumRosuvastatin Calcium21suppressed
OxcarbazepineOxcarbazepine20suppressed
ClonazepamClonazepam19suppressed
Pravastatin SodiumPravastatin Sodium19suppressed
RisperidoneRisperidone19suppressed
DigoxinDigoxin18suppressed
Dorzolamide HclDorzolamide Hcl18suppressed
LacosamideLacosamide18suppressed
Montelukast SodiumMontelukast Sodium18suppressed
Oxybutynin ChlorideOxybutynin Chloride18suppressed
Propranolol HclPropranolol Hcl18suppressed
AripiprazoleAripiprazole17suppressed
EntrestoSacubitril/Valsartan17suppressed
GemfibrozilGemfibrozil17suppressed
IbuprofenIbuprofen1711
PhenobarbitalPhenobarbital17suppressed
ClotrimazoleClotrimazole16suppressed
Doxazosin MesylateDoxazosin Mesylate16suppressed
Oxybutynin Chloride ErOxybutynin Chloride16suppressed
Venlafaxine HclVenlafaxine Hcl16suppressed
Clonidine HclClonidine Hcl15suppressed
Clotrimazole-BetamethasoneClotrimazole/Betamethasone Dip15suppressed
LokelmaSodium Zirconium Cyclosilicate15suppressed
PermethrinPermethrin1514
Citalopram HbrCitalopram Hydrobromide14suppressed
Diclofenac SodiumDiclofenac Sodium14suppressed
Diltiazem 24hr Er (Xr)Diltiazem Hcl14suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic14suppressed
PregabalinPregabalin14suppressed
CephalexinCephalexin1313
Ciprofloxacin HclCiprofloxacin Hcl1312
Levemir FlexpenInsulin Detemir13suppressed
Tramadol HclTramadol Hcl13suppressed
Bupropion Hcl SrBupropion Hcl12suppressed
ClonidineClonidine12suppressed
Hydromorphone HclHydromorphone Hcl12suppressed
Insulin Glargine-YfgnInsulin Glargine-Yfgn12suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate12suppressed
LinezolidLinezolid12suppressed
NaproxenNaproxen12suppressed
Ranolazine ErRanolazine12suppressed
Zolpidem TartrateZolpidem Tartrate12suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl11suppressed
Enalapril MaleateEnalapril Maleate11suppressed
FinasterideFinasteride11suppressed
Glatiramer AcetateGlatiramer Acetate11suppressed
Glucagon Emergency KitGlucagon11suppressed
Humulin N KwikpenInsulin Nph Human Isophane11suppressed
Hydroxychloroquine SulfateHydroxychloroquine Sulfate11suppressed
Insulin Aspart FlexpenInsulin Aspart11suppressed
JanumetSitagliptin Phos/Metformin Hcl11suppressed
KetoconazoleKetoconazole11suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst11suppressed
Oxycodone HclOxycodone 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