Healthcare provider profile · identity verified

Lechi T. Pham, MD

Internal Medicine · VALLEJO, CA · NPI 1467530287

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
Losartan PotassiumLosartan Potassium529179
Atorvastatin CalciumAtorvastatin Calcium522181
Amlodipine BesylateAmlodipine Besylate505171
AtenololAtenolol330101
HydrochlorothiazideHydrochlorothiazide314114
Albuterol Sulfate HfaAlbuterol Sulfate240123
Levothyroxine SodiumLevothyroxine Sodium23070
Metoprolol TartrateMetoprolol Tartrate20464
LisinoprilLisinopril17158
Fluticasone PropionateFluticasone Propionate16966
Metformin HclMetformin Hcl15059
AlvescoCiclesonide14374
LovastatinLovastatin13946
FamotidineFamotidine13054
GabapentinGabapentin12139
OzempicSemaglutide12035
Tamsulosin HclTamsulosin Hcl10842
GlipizideGlipizide10035
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen9924
SimvastatinSimvastatin9833
Metformin Hcl ErMetformin Hcl9540
Wixela InhubFluticasone Propion/Salmeterol9341
Alendronate SodiumAlendronate Sodium9237
Hydralazine HclHydralazine Hcl9235
Pantoprazole SodiumPantoprazole Sodium8934
Montelukast SodiumMontelukast Sodium8832
Doxycycline MonohydrateDoxycycline Monohydrate8357
Triamcinolone AcetonideTriamcinolone Acetonide8143
AllopurinolAllopurinol7626
MirtazapineMirtazapine7534
PrednisonePrednisone7550
Trazodone HclTrazodone Hcl6826
OmeprazoleOmeprazole6221
FurosemideFurosemide5923
Fluoxetine HclFluoxetine Hcl5420
Metoprolol SuccinateMetoprolol Succinate5219
MupirocinMupirocin4832
HydrocortisoneHydrocortisone4623
Spiriva RespimatTiotropium Bromide44suppressed
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf4343
Terazosin HclTerazosin Hcl4313
ColchicineColchicine4117
Pravastatin SodiumPravastatin Sodium4112
Tizanidine HclTizanidine Hcl4116
JardianceEmpagliflozin4014
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide3714
Propranolol HclPropranolol Hcl3714
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim3733
CarvedilolCarvedilol3514
Insulin Glargine-YfgnInsulin Glargine-Yfgn3516
Veo Insulin SyringeSyringe-Needle,insulin,0.5 Ml3412
Duloxetine HclDuloxetine Hcl3311
Glipizide ErGlipizide3212
IbuprofenIbuprofen3216
Humulin NInsulin Nph Human Isophane3113
Isosorbide Mononitrate ErIsosorbide Mononitrate31suppressed
Humalog Kwikpen U-100Insulin Lispro2912
BaclofenBaclofen27suppressed
CelecoxibCelecoxib2711
LatanoprostLatanoprost27suppressed
Potassium ChloridePotassium Chloride27suppressed
Rosuvastatin CalciumRosuvastatin Calcium27suppressed
Oxybutynin ChlorideOxybutynin Chloride25suppressed
Hydroxyzine HclHydroxyzine Hcl2411
Clobetasol PropionateClobetasol Propionate23suppressed
Sertraline HclSertraline Hcl23suppressed
Ultra-Fine Mini Pen NeedlePen Needle, Diabetic23suppressed
ClopidogrelClopidogrel Bisulfate22suppressed
Bupropion XlBupropion Hcl21suppressed
Escitalopram OxalateEscitalopram Oxalate21suppressed
Venlafaxine Hcl ErVenlafaxine Hcl21suppressed
Ropinirole HclRopinirole Hcl20suppressed
Warfarin SodiumWarfarin Sodium18suppressed
FinasterideFinasteride17suppressed
MeloxicamMeloxicam17suppressed
Chlorhexidine GluconateChlorhexidine Gluconate16suppressed
Humulin N KwikpenInsulin Nph Human Isophane16suppressed
LidocaineLidocaine16suppressed
LorazepamLorazepam16suppressed
Ondansetron HclOndansetron Hcl1611
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid16suppressed
AcyclovirAcyclovir15suppressed
Bisoprolol FumarateBisoprolol Fumarate15suppressed
EstradiolEstradiol15suppressed
NystatinNystatin15suppressed
PradaxaDabigatran Etexilate Mesylate14suppressed
Ultra-Fine Nano Pen NeedlePen Needle, Diabetic14suppressed
ChlorthalidoneChlorthalidone13suppressed
Clonidine HclClonidine Hcl13suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide13suppressed
MethocarbamolMethocarbamol13suppressed
Neomycin-Polymyxin-HcNeomycin/Polymyxin B/Hydrocort1312
Bromocriptine MesylateBromocriptine Mesylate12suppressed
Cefpodoxime ProxetilCefpodoxime Proxetil1212
KetoconazoleKetoconazole12suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1111
Bupropion Hcl SrBupropion Hcl11suppressed
FluocinonideFluocinonide11suppressed
MetronidazoleMetronidazole11suppressed
Nifedipine ErNifedipine11suppressed
PerphenazinePerphenazine11suppressed

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