Healthcare provider profile · identity verified

Mariam Assaad, M.D.

Internal Medicine · SANTA CLARITA, CA · NPI 1548521875

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 Calcium332138
Amlodipine BesylateAmlodipine Besylate23188
Levothyroxine SodiumLevothyroxine Sodium17866
LisinoprilLisinopril17654
Rosuvastatin CalciumRosuvastatin Calcium17271
Losartan PotassiumLosartan Potassium13549
Metformin HclMetformin Hcl10139
GabapentinGabapentin10031
AtenololAtenolol9628
Albuterol Sulfate HfaAlbuterol Sulfate9445
OmeprazoleOmeprazole7732
GlipizideGlipizide7225
SimvastatinSimvastatin7229
HydrochlorothiazideHydrochlorothiazide6325
JardianceEmpagliflozin5413
Alendronate SodiumAlendronate Sodium4415
Trazodone HclTrazodone Hcl4320
Potassium ChloridePotassium Chloride4221
PradaxaDabigatran Etexilate Mesylate3813
Humulin NInsulin Nph Human Isophane3613
LovastatinLovastatin3612
Metformin Hcl ErMetformin Hcl3613
BaclofenBaclofen34suppressed
Metoprolol TartrateMetoprolol Tartrate3415
Veo Insulin SyringeSyringe-Needle,insulin,0.5 Ml3412
AllopurinolAllopurinol3311
IbuprofenIbuprofen3314
Sertraline HclSertraline Hcl3312
Montelukast SodiumMontelukast Sodium32suppressed
Wixela InhubFluticasone Propion/Salmeterol3113
Fluoxetine HclFluoxetine Hcl2911
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen2811
Triamcinolone AcetonideTriamcinolone Acetonide2715
Hydralazine HclHydralazine Hcl26suppressed
OzempicSemaglutide26suppressed
Terbinafine HclTerbinafine Hcl26suppressed
Pantoprazole SodiumPantoprazole Sodium2511
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide24suppressed
Bisoprolol FumarateBisoprolol Fumarate2312
Buspirone HclBuspirone Hcl2311
CarvedilolCarvedilol23suppressed
MeloxicamMeloxicam2313
Sumatriptan SuccinateSumatriptan Succinate22suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide21suppressed
Pravastatin SodiumPravastatin Sodium21suppressed
FurosemideFurosemide2011
Terazosin HclTerazosin Hcl20suppressed
Azelastine HclAzelastine Hcl19suppressed
PregabalinPregabalin19suppressed
ArexvyRsvpref3 Antigen/As01e/Pf1818
Acetaminophen-CodeineAcetaminophen With Codeine17suppressed
Duloxetine HclDuloxetine Hcl17suppressed
EzetimibeEzetimibe17suppressed
Fluticasone PropionateFluticasone Propionate17suppressed
Citalopram HbrCitalopram Hydrobromide16suppressed
MirtazapineMirtazapine16suppressed
Ondansetron OdtOndansetron16suppressed
XareltoRivaroxaban16suppressed
AlvescoCiclesonide15suppressed
ClopidogrelClopidogrel Bisulfate15suppressed
EliquisApixaban15suppressed
Paroxetine HclParoxetine Hcl15suppressed
SpironolactoneSpironolactone15suppressed
Tizanidine HclTizanidine Hcl15suppressed
AcyclovirAcyclovir14suppressed
Ciprofloxacin HclCiprofloxacin Hcl1414
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid14suppressed
Warfarin SodiumWarfarin Sodium14suppressed
Humulin RInsulin Regular, Human13suppressed
MupirocinMupirocin13suppressed
Bupropion XlBupropion Hcl12suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl12suppressed
Escitalopram OxalateEscitalopram Oxalate12suppressed
Humulin N KwikpenInsulin Nph Human Isophane12suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate12suppressed
MultaqDronedarone Hcl12suppressed
ValacyclovirValacyclovir Hcl12suppressed
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf1111
FamotidineFamotidine11suppressed
LevetiracetamLevetiracetam11suppressed
Propranolol HclPropranolol 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