Healthcare provider profile · identity verified

Alisa Yang, MD

Internal Medicine · PASADENA, CA · NPI 1043284979

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 Calcium587218
Losartan PotassiumLosartan Potassium300109
Amlodipine BesylateAmlodipine Besylate21182
Metformin Hcl ErMetformin Hcl20877
Rosuvastatin CalciumRosuvastatin Calcium19675
LisinoprilLisinopril18970
Levothyroxine SodiumLevothyroxine Sodium16756
OzempicSemaglutide13525
Alendronate SodiumAlendronate Sodium11941
OmeprazoleOmeprazole11753
Metformin HclMetformin Hcl11240
GabapentinGabapentin9140
JardianceEmpagliflozin9036
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide8936
Triamcinolone AcetonideTriamcinolone Acetonide8243
SimvastatinSimvastatin7936
GlipizideGlipizide7828
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide7426
Trazodone HclTrazodone Hcl7329
Sertraline HclSertraline Hcl6931
HydrochlorothiazideHydrochlorothiazide6426
PradaxaDabigatran Etexilate Mesylate5721
Potassium ChloridePotassium Chloride5520
Metoprolol TartrateMetoprolol Tartrate5422
Hydralazine HclHydralazine Hcl5117
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen5013
AtenololAtenolol4822
Fluticasone PropionateFluticasone Propionate4729
Tramadol HclTramadol Hcl4712
FinasterideFinasteride4515
Ondansetron OdtOndansetron4418
Ipratropium BromideIpratropium Bromide4130
Duloxetine HclDuloxetine Hcl4022
Terazosin HclTerazosin Hcl4016
BreynaBudesonide/Formoterol Fumarate3925
Humulin N KwikpenInsulin Nph Human Isophane3913
SpironolactoneSpironolactone3919
FamotidineFamotidine3813
Nano 2nd Gen Pen NeedlePen Needle, Diabetic3821
LovastatinLovastatin3716
CarvedilolCarvedilol3414
Fluoxetine HclFluoxetine Hcl3311
Pantoprazole SodiumPantoprazole Sodium3312
EzetimibeEzetimibe3218
Albuterol Sulfate HfaAlbuterol Sulfate3114
AlvescoCiclesonide3014
Gavilyte-CPeg3350/Sod Sulf,bicarb,cl/Kcl3028
Tamsulosin HclTamsulosin Hcl3013
ArexvyRsvpref3 Antigen/As01e/Pf2929
Azelastine HclAzelastine Hcl2913
Nortriptyline HclNortriptyline Hcl2713
AllopurinolAllopurinol26suppressed
FurosemideFurosemide2613
Bupropion XlBupropion Hcl25suppressed
Glipizide ErGlipizide2511
Buspirone HclBuspirone Hcl2413
EstradiolEstradiol2415
Metoprolol SuccinateMetoprolol Succinate24suppressed
FluconazoleFluconazole2314
Zolpidem TartrateZolpidem Tartrate23suppressed
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf2222
Insulin Glargine-YfgnInsulin Glargine-Yfgn2211
MirtazapineMirtazapine2212
Spiriva RespimatTiotropium Bromide22suppressed
Bisoprolol FumarateBisoprolol Fumarate21suppressed
MeloxicamMeloxicam2114
AcyclovirAcyclovir20suppressed
Hydroxyzine HclHydroxyzine Hcl20suppressed
ClopidogrelClopidogrel Bisulfate19suppressed
Terbinafine HclTerbinafine Hcl19suppressed
TradjentaLinagliptin19suppressed
Humulin NInsulin Nph Human Isophane18suppressed
Humulin RInsulin Regular, Human18suppressed
MyrbetriqMirabegron18suppressed
ValacyclovirValacyclovir Hcl17suppressed
AcarboseAcarbose16suppressed
Benazepril HclBenazepril Hcl16suppressed
Pioglitazone HclPioglitazone Hcl16suppressed
ChlorthalidoneChlorthalidone15suppressed
FenofibrateFenofibrate15suppressed
NitroglycerinNitroglycerin15suppressed
TacrolimusTacrolimus15suppressed
Escitalopram OxalateEscitalopram Oxalate14suppressed
Verapamil ErVerapamil Hcl14suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl13suppressed
HumalogInsulin Lispro13suppressed
HydrocortisoneHydrocortisone13suppressed
IbuprofenIbuprofen1311
LiraglutideLiraglutide13suppressed
Paroxetine HclParoxetine Hcl13suppressed
Pravastatin SodiumPravastatin Sodium13suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid13suppressed
ValsartanValsartan13suppressed
Donepezil HclDonepezil Hcl12suppressed
Ibandronate SodiumIbandronate Sodium12suppressed
Prednisolone AcetatePrednisolone Acetate12suppressed
TopiramateTopiramate12suppressed
Veo Insulin SyringeSyringe-Needle,insulin,0.5 Ml12suppressed
Clobetasol PropionateClobetasol Propionate11suppressed
Felodipine ErFelodipine11suppressed
SitagliptinSitagliptin11suppressed
Veo Insulin SyringeSyringe And Needle,insulin,1ml11suppressed

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