Healthcare provider profile · identity verified

Natasha Alexander, MD

Internal Medicine · RIALTO, CA · NPI 1255615530

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 Calcium385142
LisinoprilLisinopril20879
Amlodipine BesylateAmlodipine Besylate19185
Levothyroxine SodiumLevothyroxine Sodium18967
Losartan PotassiumLosartan Potassium16568
Rosuvastatin CalciumRosuvastatin Calcium16069
GabapentinGabapentin13252
Albuterol Sulfate HfaAlbuterol Sulfate12369
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen10632
OmeprazoleOmeprazole10549
Potassium ChloridePotassium Chloride10130
Metformin HclMetformin Hcl10043
Pantoprazole SodiumPantoprazole Sodium8648
Metoprolol TartrateMetoprolol Tartrate8230
HydrochlorothiazideHydrochlorothiazide8135
Trazodone HclTrazodone Hcl8135
PradaxaDabigatran Etexilate Mesylate7527
GlipizideGlipizide7029
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide6931
IbuprofenIbuprofen5830
AtenololAtenolol5321
MeloxicamMeloxicam5221
Hydralazine HclHydralazine Hcl4821
Alendronate SodiumAlendronate Sodium4621
Bisoprolol FumarateBisoprolol Fumarate4623
FurosemideFurosemide4424
AllopurinolAllopurinol4113
OzempicSemaglutide3912
Fluoxetine HclFluoxetine Hcl3818
EzetimibeEzetimibe3613
Tamsulosin HclTamsulosin Hcl3616
Oxycodone HclOxycodone Hcl34suppressed
Metformin Hcl ErMetformin Hcl3314
Montelukast SodiumMontelukast Sodium3315
Pravastatin SodiumPravastatin Sodium3213
Tramadol HclTramadol Hcl3216
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen31suppressed
NitroglycerinNitroglycerin3014
Buspirone HclBuspirone Hcl29suppressed
Duloxetine HclDuloxetine Hcl2915
Humulin NInsulin Nph Human Isophane2913
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide2911
JardianceEmpagliflozin2813
Nano 2nd Gen Pen NeedlePen Needle, Diabetic2815
Venlafaxine Hcl ErVenlafaxine Hcl2812
MirtazapineMirtazapine2713
Terazosin HclTerazosin Hcl2712
Metoprolol SuccinateMetoprolol Succinate25suppressed
Spiriva RespimatTiotropium Bromide24suppressed
Citalopram HbrCitalopram Hydrobromide2311
EstradiolEstradiol2312
FinasterideFinasteride22suppressed
Ondansetron OdtOndansetron22suppressed
SimvastatinSimvastatin2212
Acetaminophen-CodeineAcetaminophen With Codeine21suppressed
Hydroxyzine HclHydroxyzine Hcl21suppressed
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf2020
AlvescoCiclesonide20suppressed
BreynaBudesonide/Formoterol Fumarate19suppressed
CarvedilolCarvedilol19suppressed
EliquisApixaban19suppressed
Morphine Sulfate ErMorphine Sulfate19suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1916
Ropinirole HclRopinirole Hcl19suppressed
Wixela InhubFluticasone Propion/Salmeterol19suppressed
Azelastine HclAzelastine Hcl18suppressed
Ibandronate SodiumIbandronate Sodium18suppressed
LidocaineLidocaine18suppressed
Ondansetron HclOndansetron Hcl18suppressed
Veo Insulin SyringeSyringe-Needle,insulin,0.5 Ml18suppressed
AlprazolamAlprazolam17suppressed
Sertraline HclSertraline Hcl17suppressed
SpironolactoneSpironolactone17suppressed
Pioglitazone HclPioglitazone Hcl16suppressed
Promethazine HclPromethazine Hcl16suppressed
HydrocortisoneHydrocortisone15suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl14suppressed
FenofibrateFenofibrate14suppressed
AcyclovirAcyclovir13suppressed
BaclofenBaclofen13suppressed
Bupropion XlBupropion Hcl13suppressed
ClopidogrelClopidogrel Bisulfate13suppressed
LovastatinLovastatin13suppressed
AzithromycinAzithromycin1212
Dabigatran EtexilateDabigatran Etexilate Mesylate1212
Fluticasone PropionateFluticasone Propionate12suppressed
Insulin Glargine-YfgnInsulin Glargine-Yfgn12suppressed
KetoconazoleKetoconazole12suppressed
Morphine SulfateMorphine Sulfate12suppressed
Naloxone HclNaloxone Hcl1212
CholestyramineCholestyramine (With Sugar)11suppressed
DiazepamDiazepam11suppressed
Escitalopram OxalateEscitalopram Oxalate11suppressed
Humulin N KwikpenInsulin Nph Human Isophane11suppressed
MethocarbamolMethocarbamol11suppressed
ScopolamineScopolamine11suppressed
Timolol MaleateTimolol Maleate11suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid11suppressed
UrsodiolUrsodiol11suppressed

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