Healthcare provider profile · identity verified

Pedro W. Cheung, MD

Family Practice · FREMONT, CA · NPI 1669550109

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	304	120
Amlodipine Besylate	Amlodipine Besylate	164	59
Lisinopril	Lisinopril	156	54
Losartan Potassium	Losartan Potassium	130	50
Hydrochlorothiazide	Hydrochlorothiazide	110	44
Levothyroxine Sodium	Levothyroxine Sodium	110	42
Atenolol	Atenolol	96	34
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	94	32
Tamsulosin Hcl	Tamsulosin Hcl	92	34
Simvastatin	Simvastatin	90	34
Famotidine	Famotidine	82	32
Pantoprazole Sodium	Pantoprazole Sodium	80	32
Gabapentin	Gabapentin	70	24
Metoprolol Tartrate	Metoprolol Tartrate	68	24
Lorazepam	Lorazepam	64	17
Rosuvastatin Calcium	Rosuvastatin Calcium	63	23
Prednisone	Prednisone	60	30
Zolpidem Tartrate	Zolpidem Tartrate	58	suppressed
Terazosin Hcl	Terazosin Hcl	53	18
Metformin Hcl	Metformin Hcl	50	15
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	49	19
Meloxicam	Meloxicam	49	31
Allopurinol	Allopurinol	48	18
Furosemide	Furosemide	48	25
Trazodone Hcl	Trazodone Hcl	43	22
Lovastatin	Lovastatin	41	14
Metformin Hcl Er	Metformin Hcl	39	16
Fluticasone Propionate	Fluticasone Propionate	38	24
Metoprolol Succinate	Metoprolol Succinate	38	15
Hydrocortisone	Hydrocortisone	37	17
Albuterol Sulfate Hfa	Albuterol Sulfate	36	27
Finasteride	Finasteride	36	13
Montelukast Sodium	Montelukast Sodium	36	16
Pradaxa	Dabigatran Etexilate Mesylate	35	12
Sertraline Hcl	Sertraline Hcl	33	11
Alvesco	Ciclesonide	32	14
Ibuprofen	Ibuprofen	31	21
Glipizide	Glipizide	29	suppressed
Oxycodone Hcl	Oxycodone Hcl	29	suppressed
Doxycycline Monohydrate	Doxycycline Monohydrate	28	21
Triamcinolone Acetonide	Triamcinolone Acetonide	28	19
Wixela Inhub	Fluticasone Propion/Salmeterol	23	suppressed
Diazepam	Diazepam	22	suppressed
Colchicine	Colchicine	21	15
Jardiance	Empagliflozin	21	suppressed
Mirtazapine	Mirtazapine	21	suppressed
Cefadroxil	Cefadroxil	20	19
Potassium Chloride	Potassium Chloride	20	suppressed
Tizanidine Hcl	Tizanidine Hcl	20	14
Amoxicillin	Amoxicillin	19	14
Fluocinonide	Fluocinonide	19	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	19	suppressed
Spiriva Respimat	Tiotropium Bromide	19	suppressed
Fenofibrate	Fenofibrate	18	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	18	suppressed
Clopidogrel	Clopidogrel Bisulfate	17	suppressed
Testosterone Cypionate	Testosterone Cypionate	17	suppressed
Omeprazole	Omeprazole	16	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	16	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	15	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	15	suppressed
Neomycin-Polymyxin-Dexameth	Neomycin/Polymyxin B/Dexametha	15	suppressed
Pregabalin	Pregabalin	15	suppressed
Adacel Tdap	Diph,pertuss(Acell),tet Vac/Pf	14	14
Azithromycin	Azithromycin	14	12
Citalopram Hbr	Citalopram Hydrobromide	14	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	14	suppressed
Fentanyl	Fentanyl	14	suppressed
Propranolol Hcl	Propranolol Hcl	14	suppressed
Warfarin Sodium	Warfarin Sodium	14	suppressed
Acyclovir	Acyclovir	13	suppressed
Alendronate Sodium	Alendronate Sodium	13	suppressed
Minoxidil	Minoxidil	13	suppressed
Ozempic	Semaglutide	13	suppressed
Pravastatin Sodium	Pravastatin Sodium	13	suppressed
Alprazolam	Alprazolam	12	suppressed
Bupropion Xl	Bupropion Hcl	12	suppressed
Eliquis	Apixaban	12	suppressed
Naproxen	Naproxen	12	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	12	12
Levetiracetam Er	Levetiracetam	11	suppressed
Metronidazole	Metronidazole	11	suppressed
Nabumetone	Nabumetone	11	suppressed
Nitroglycerin	Nitroglycerin	11	suppressed
Nystatin	Nystatin	11	suppressed
Ondansetron Hcl	Ondansetron Hcl	11	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	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