Healthcare provider profile · identity verified

Byron Rastegari, DO

Internal Medicine · DOWNEY, CA · NPI 1912550880

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 Calcium729307
LisinoprilLisinopril446182
Metformin HclMetformin Hcl385148
Losartan PotassiumLosartan Potassium369139
Amlodipine BesylateAmlodipine Besylate333137
Rosuvastatin CalciumRosuvastatin Calcium328139
Levothyroxine SodiumLevothyroxine Sodium26395
GlipizideGlipizide21994
OmeprazoleOmeprazole20399
Tamsulosin HclTamsulosin Hcl20082
HydrochlorothiazideHydrochlorothiazide15970
SimvastatinSimvastatin13855
Alendronate SodiumAlendronate Sodium12757
FurosemideFurosemide12752
GabapentinGabapentin10948
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide10743
Albuterol Sulfate HfaAlbuterol Sulfate10467
AtenololAtenolol10443
Metoprolol TartrateMetoprolol Tartrate10246
MeloxicamMeloxicam9739
JardianceEmpagliflozin9542
Metformin Hcl ErMetformin Hcl9243
Nano 2nd Gen Pen NeedlePen Needle, Diabetic7734
Hydralazine HclHydralazine Hcl7528
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen7518
Potassium ChloridePotassium Chloride7232
Bisoprolol FumarateBisoprolol Fumarate6730
Pantoprazole SodiumPantoprazole Sodium6728
HydrocortisoneHydrocortisone6539
BaclofenBaclofen6332
FinasterideFinasteride6223
IbuprofenIbuprofen6241
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide6221
PradaxaDabigatran Etexilate Mesylate6128
Humulin N KwikpenInsulin Nph Human Isophane5920
PregabalinPregabalin5713
Benazepril HclBenazepril Hcl5521
CarvedilolCarvedilol5520
Montelukast SodiumMontelukast Sodium5218
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf5049
Humulin NInsulin Nph Human Isophane4822
Trazodone HclTrazodone Hcl4720
Pioglitazone HclPioglitazone Hcl4617
Insulin Glargine-YfgnInsulin Glargine-Yfgn4420
LactuloseLactulose4411
Triamcinolone AcetonideTriamcinolone Acetonide4427
Sertraline HclSertraline Hcl4113
ClopidogrelClopidogrel Bisulfate3720
Ondansetron OdtOndansetron3722
Escitalopram OxalateEscitalopram Oxalate3312
Veo Insulin SyringeSyringe-Needle,insulin,0.5 Ml32suppressed
AllopurinolAllopurinol3112
Metoprolol SuccinateMetoprolol Succinate3011
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst3029
Pravastatin SodiumPravastatin Sodium2812
TradjentaLinagliptin2813
EliquisApixaban27suppressed
FamotidineFamotidine2714
Isosorbide Mononitrate ErIsosorbide Mononitrate27suppressed
Propranolol HclPropranolol Hcl2611
Terazosin HclTerazosin Hcl2611
Terbinafine HclTerbinafine Hcl2613
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim2523
Veo Insulin SyringeSyrge-Ndl,ins 0.3 Ml Half Mark24suppressed
AzithromycinAzithromycin2222
Duloxetine HclDuloxetine Hcl22suppressed
Glipizide ErGlipizide22suppressed
SitagliptinSitagliptin2213
LorazepamLorazepam21suppressed
NaproxenNaproxen2114
NitroglycerinNitroglycerin2113
Donepezil HclDonepezil Hcl20suppressed
Humalog Kwikpen U-100Insulin Lispro20suppressed
NystatinNystatin19suppressed
Victoza 2-PakLiraglutide19suppressed
ShingrixVaricella-Zoster Ge/As01b/Pf1717
ValsartanValsartan17suppressed
Warfarin SodiumWarfarin Sodium17suppressed
AlvescoCiclesonide16suppressed
Amitriptyline HclAmitriptyline Hcl16suppressed
Doxazosin MesylateDoxazosin Mesylate16suppressed
EzetimibeEzetimibe16suppressed
LatanoprostLatanoprost16suppressed
AbrysvoRsv Vacc, Pref A And Pref B/Pf1515
ChlorthalidoneChlorthalidone15suppressed
Fluoxetine HclFluoxetine Hcl15suppressed
Fluticasone PropionateFluticasone Propionate15suppressed
Humulin RInsulin Regular, Human15suppressed
Nifedipine ErNifedipine15suppressed
Veo Insulin SyringeSyringe And Needle,insulin,1ml15suppressed
Azelastine HclAzelastine Hcl14suppressed
Clonidine HclClonidine Hcl14suppressed
SpironolactoneSpironolactone14suppressed
Varenicline TartrateVarenicline Tartrate14suppressed
CephalexinCephalexin1211
CiclopiroxCiclopirox12suppressed
Ciprofloxacin HclCiprofloxacin Hcl1212
EntrestoSacubitril/Valsartan11suppressed
Methadone HclMethadone Hcl11suppressed
Oxycodone HclOxycodone Hcl11suppressed
RizatriptanRizatriptan Benzoate11suppressed
Tramadol HclTramadol Hcl11suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid11suppressed

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