Healthcare provider profile · identity verified

Luan K. Truong, MD

Internal Medicine · RIVERSIDE, CA · NPI 1205907250

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

Brand	Generic	Claims	Beneficiaries
Atorvastatin Calcium	Atorvastatin Calcium	675	260
Amlodipine Besylate	Amlodipine Besylate	267	98
Losartan Potassium	Losartan Potassium	209	94
Lisinopril	Lisinopril	203	90
Levothyroxine Sodium	Levothyroxine Sodium	188	71
Rosuvastatin Calcium	Rosuvastatin Calcium	157	72
Metformin Hcl Er	Metformin Hcl	150	57
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	126	47
Metformin Hcl	Metformin Hcl	118	51
Pantoprazole Sodium	Pantoprazole Sodium	112	47
Metoprolol Tartrate	Metoprolol Tartrate	111	46
Pradaxa	Dabigatran Etexilate Mesylate	101	35
Furosemide	Furosemide	90	36
Atenolol	Atenolol	88	42
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	87	32
Omeprazole	Omeprazole	87	48
Alendronate Sodium	Alendronate Sodium	79	29
Terazosin Hcl	Terazosin Hcl	75	32
Glipizide	Glipizide	71	29
Hydrochlorothiazide	Hydrochlorothiazide	71	29
Ibuprofen	Ibuprofen	71	37
Chlorthalidone	Chlorthalidone	70	26
Gabapentin	Gabapentin	69	34
Jardiance	Empagliflozin	68	29
Albuterol Sulfate Hfa	Albuterol Sulfate	66	38
Bisoprolol Fumarate	Bisoprolol Fumarate	59	26
Potassium Chloride	Potassium Chloride	58	30
Allopurinol	Allopurinol	55	25
Meloxicam	Meloxicam	49	22
Humulin N Kwikpen	Insulin Nph Human Isophane	48	14
Tamsulosin Hcl	Tamsulosin Hcl	47	25
Simvastatin	Simvastatin	46	26
Triamcinolone Acetonide	Triamcinolone Acetonide	44	20
Humulin N	Insulin Nph Human Isophane	40	15
Clopidogrel	Clopidogrel Bisulfate	39	15
Wixela Inhub	Fluticasone Propion/Salmeterol	39	16
Prednisone	Prednisone	38	36
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	36	17
Insulin Glargine-Yfgn	Insulin Glargine-Yfgn	34	13
Ezetimibe	Ezetimibe	33	11
Tramadol Hcl	Tramadol Hcl	33	17
Ozempic	Semaglutide	32	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	31	suppressed
Veo Insulin Syringe	Syringe-Needle,insulin,0.5 Ml	29	12
Duloxetine Hcl	Duloxetine Hcl	26	14
Spironolactone	Spironolactone	26	14
Trazodone Hcl	Trazodone Hcl	26	13
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	26	13
Azelastine Hcl	Azelastine Hcl	25	15
Propranolol Hcl	Propranolol Hcl	24	suppressed
Finasteride	Finasteride	23	suppressed
Humulin R	Insulin Regular, Human	23	11
Lactulose	Lactulose	23	suppressed
Carvedilol	Carvedilol	21	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	20	suppressed
Adacel Tdap	Diph,pertuss(Acell),tet Vac/Pf	19	19
Hydralazine Hcl	Hydralazine Hcl	19	suppressed
Amoxicillin	Amoxicillin	18	suppressed
Breyna	Budesonide/Formoterol Fumarate	18	suppressed
Famotidine	Famotidine	18	suppressed
Ondansetron Odt	Ondansetron	18	suppressed
Spiriva Respimat	Tiotropium Bromide	18	suppressed
Fluticasone Propionate	Fluticasone Propionate	17	suppressed
Tramadol Hcl-Acetaminophen	Tramadol Hcl/Acetaminophen	17	suppressed
Dabigatran Etexilate	Dabigatran Etexilate Mesylate	16	15
Sertraline Hcl	Sertraline Hcl	16	suppressed
Eliquis	Apixaban	15	suppressed
Estradiol	Estradiol	15	suppressed
Acyclovir	Acyclovir	14	suppressed
Colchicine	Colchicine	14	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	14	suppressed
Azithromycin	Azithromycin	13	12
Benazepril Hcl	Benazepril Hcl	13	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	13	suppressed
Montelukast Sodium	Montelukast Sodium	13	suppressed
Morphine Sulfate Er	Morphine Sulfate	13	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	13	suppressed
Veo Insulin Syringe	Syringe And Needle,insulin,1ml	13	suppressed
Humalog Kwikpen U-100	Insulin Lispro	12	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	12	suppressed
Trospium Chloride	Trospium Chloride	12	suppressed
Cephalexin	Cephalexin	11	suppressed
Glucagon Emergency Kit	Glucagon	11	suppressed
Mirtazapine	Mirtazapine	11	suppressed
Nabumetone	Nabumetone	11	suppressed
Pregabalin	Pregabalin	11	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	11	suppressed

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.

Year	General Payments	Main payer	Explicit products	Company overlaps	Part D coverage
2025	—	—	—	—	—
2024	—	—	—	—	Complete

Questions to ask

Questions you could discuss with your doctor

Are there reasonable alternatives I should understand when we discuss treatment options?
How should I interpret the industry-payment records shown here in the context of my care?

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Payment and Medicare prescribing data can cover different years; every comparison shows both years explicitly.
Part D does not represent a doctor’s entire practice; it excludes many patients and is subject to CMS public-release thresholds.
Company–drug relationships must have an auditable source, a precise relationship type, and a valid evidence period. Unresolved mappings are not published.
Generic drug claims are not attributed to a specific manufacturer without manufacturer-level evidence.
When a source extract is incomplete, missing rows are never treated as proof of no payments or no prescriptions.

Loaded source releases

Dataset	Year	Publication	Source
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