Healthcare provider profile · identity verified

Gene W. Yang, MD

Internal Medicine · SAN DIEGO, CA · NPI 1194896142

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 Calcium542183
OmeprazoleOmeprazole21074
Amlodipine BesylateAmlodipine Besylate20167
Rosuvastatin CalciumRosuvastatin Calcium15447
Losartan PotassiumLosartan Potassium14550
Levothyroxine SodiumLevothyroxine Sodium14444
LisinoprilLisinopril14053
AtenololAtenolol13043
SimvastatinSimvastatin13041
Metformin HclMetformin Hcl9632
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen9424
GlipizideGlipizide9230
Alendronate SodiumAlendronate Sodium8724
HydrochlorothiazideHydrochlorothiazide7823
Albuterol Sulfate HfaAlbuterol Sulfate7533
Tamsulosin HclTamsulosin Hcl7525
Metoprolol TartrateMetoprolol Tartrate7126
PradaxaDabigatran Etexilate Mesylate7124
Terazosin HclTerazosin Hcl7126
Doxycycline MonohydrateDoxycycline Monohydrate6254
EzetimibeEzetimibe5316
NitroglycerinNitroglycerin5229
Fluoxetine HclFluoxetine Hcl4918
Spiriva RespimatTiotropium Bromide4613
Pravastatin SodiumPravastatin Sodium4413
MeloxicamMeloxicam4122
Trazodone HclTrazodone Hcl3715
EstradiolEstradiol35suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide32suppressed
Pantoprazole SodiumPantoprazole Sodium3215
Potassium ChloridePotassium Chloride3213
CephalexinCephalexin2928
FurosemideFurosemide29suppressed
AmoxicillinAmoxicillin2816
GabapentinGabapentin2812
AlvescoCiclesonide2613
CefuroximeCefuroxime Axetil2521
FinasterideFinasteride25suppressed
NaproxenNaproxen25suppressed
AllopurinolAllopurinol24suppressed
CarvedilolCarvedilol24suppressed
Humulin NInsulin Nph Human Isophane24suppressed
ClopidogrelClopidogrel Bisulfate21suppressed
JardianceEmpagliflozin21suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl20suppressed
IbuprofenIbuprofen20suppressed
XareltoRivaroxaban19suppressed
Humulin N KwikpenInsulin Nph Human Isophane18suppressed
ValacyclovirValacyclovir Hcl18suppressed
Clonidine HclClonidine Hcl17suppressed
Hydralazine HclHydralazine Hcl17suppressed
Metoprolol SuccinateMetoprolol Succinate17suppressed
MetronidazoleMetronidazole17suppressed
ColchicineColchicine16suppressed
Colestipol HclColestipol Hcl16suppressed
Donepezil HclDonepezil Hcl16suppressed
Fluticasone PropionateFluticasone Propionate16suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic16suppressed
PrednisonePrednisone1616
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim1614
EliquisApixaban15suppressed
LovastatinLovastatin15suppressed
Metformin Hcl ErMetformin Hcl15suppressed
BaclofenBaclofen14suppressed
Veo Insulin SyringeSyringe-Needle,insulin,0.5 Ml13suppressed
AcyclovirAcyclovir12suppressed
Triamcinolone AcetonideTriamcinolone Acetonide11suppressed
Wixela InhubFluticasone Propion/Salmeterol11suppressed

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