Healthcare provider profile · identity verified

Daniel Ha

Internal Medicine · OAKLAND, CA · NPI 1649701871

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 Calcium442151
Amlodipine BesylateAmlodipine Besylate29497
Losartan PotassiumLosartan Potassium22981
LisinoprilLisinopril18267
Metformin HclMetformin Hcl16959
Tamsulosin HclTamsulosin Hcl16362
FamotidineFamotidine11838
Levothyroxine SodiumLevothyroxine Sodium11433
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen11013
HydrochlorothiazideHydrochlorothiazide10233
AtenololAtenolol10132
GlipizideGlipizide9031
Metoprolol TartrateMetoprolol Tartrate8927
FurosemideFurosemide8630
SimvastatinSimvastatin7426
JardianceEmpagliflozin7330
AllopurinolAllopurinol7024
GabapentinGabapentin7024
Trazodone HclTrazodone Hcl6723
Fluticasone PropionateFluticasone Propionate6626
Metformin Hcl ErMetformin Hcl6121
Potassium ChloridePotassium Chloride6118
Metoprolol SuccinateMetoprolol Succinate5921
OzempicSemaglutide56suppressed
Albuterol Sulfate HfaAlbuterol Sulfate5331
OmeprazoleOmeprazole5324
Fluoxetine HclFluoxetine Hcl5119
Terazosin HclTerazosin Hcl5014
Tizanidine HclTizanidine Hcl4926
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide4815
Triamcinolone AcetonideTriamcinolone Acetonide4827
CarvedilolCarvedilol4716
Duloxetine HclDuloxetine Hcl4720
LovastatinLovastatin4616
Alendronate SodiumAlendronate Sodium4517
Pantoprazole SodiumPantoprazole Sodium4016
IbuprofenIbuprofen3916
EliquisApixaban36suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide33suppressed
FinasterideFinasteride31suppressed
Humulin NInsulin Nph Human Isophane3012
MeloxicamMeloxicam30suppressed
CiclopiroxCiclopirox29suppressed
Doxycycline MonohydrateDoxycycline Monohydrate2926
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen28suppressed
PradaxaDabigatran Etexilate Mesylate2612
Rosuvastatin CalciumRosuvastatin Calcium2511
ClopidogrelClopidogrel Bisulfate24suppressed
Combivent RespimatIpratropium/Albuterol Sulfate24suppressed
FluocinonideFluocinonide2414
HydrocortisoneHydrocortisone2216
Zolpidem TartrateZolpidem Tartrate22suppressed
Montelukast SodiumMontelukast Sodium21suppressed
CefadroxilCefadroxil2019
Veo Insulin SyringeSyringe-Needle,insulin,0.5 Ml20suppressed
Citalopram HbrCitalopram Hydrobromide19suppressed
Hydralazine HclHydralazine Hcl1911
Propranolol HclPropranolol Hcl19suppressed
SpironolactoneSpironolactone19suppressed
AmoxicillinAmoxicillin18suppressed
ColchicineColchicine17suppressed
Humulin N KwikpenInsulin Nph Human Isophane17suppressed
Pioglitazone HclPioglitazone Hcl17suppressed
AlvescoCiclesonide16suppressed
Humulin 70-30Insulin Nph Hum/Reg Insulin Hm16suppressed
Pravastatin SodiumPravastatin Sodium16suppressed
Ultra-Fine Mini Pen NeedlePen Needle, Diabetic16suppressed
Glipizide ErGlipizide15suppressed
Hydroxyzine HclHydroxyzine Hcl15suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate15suppressed
Lidocaine-PrilocaineLidocaine/Prilocaine15suppressed
LorazepamLorazepam15suppressed
Oxybutynin Chloride ErOxybutynin Chloride15suppressed
BaclofenBaclofen14suppressed
Humulin RInsulin Regular, Human14suppressed
Nifedipine ErNifedipine14suppressed
MirtazapineMirtazapine13suppressed
Advair HfaFluticasone Propion/Salmeterol12suppressed
FenofibrateFenofibrate12suppressed
Humalog Kwikpen U-100Insulin Lispro12suppressed
Ultra-Fine Short Pen NeedlePen Needle, Diabetic12suppressed
Insulin Glargine-YfgnInsulin Glargine-Yfgn11suppressed
LactuloseLactulose11suppressed
PrednisonePrednisone11suppressed
TemazepamTemazepam11suppressed

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