Healthcare provider profile · identity verified

Richard Cheng, DO

Hospice and Palliative Care · RIVERSIDE, CA · NPI 1861551525

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
Levothyroxine SodiumLevothyroxine Sodium22641
Atorvastatin CalciumAtorvastatin Calcium21055
Potassium ChloridePotassium Chloride15137
FurosemideFurosemide14443
LisinoprilLisinopril13138
GabapentinGabapentin12632
EliquisApixaban11921
Warfarin SodiumWarfarin Sodium111suppressed
Tamsulosin HclTamsulosin Hcl10937
Metformin HclMetformin Hcl10816
Amlodipine BesylateAmlodipine Besylate10627
Pantoprazole SodiumPantoprazole Sodium10422
Losartan PotassiumLosartan Potassium10226
OmeprazoleOmeprazole10030
CarvedilolCarvedilol9521
Alendronate SodiumAlendronate Sodium8717
Humulin N KwikpenInsulin Nph Human Isophane8415
Hydromorphone HclHydromorphone Hcl69suppressed
Hydralazine HclHydralazine Hcl6816
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen6632
Metoprolol TartrateMetoprolol Tartrate6519
Duloxetine HclDuloxetine Hcl6312
GlipizideGlipizide6114
FamotidineFamotidine5913
FinasterideFinasteride5624
Humulin RInsulin Regular, Human5619
Midodrine HclMidodrine Hcl5513
SimvastatinSimvastatin5412
Divalproex SodiumDivalproex Sodium49suppressed
LorazepamLorazepam48suppressed
Memantine HclMemantine Hcl46suppressed
ClopidogrelClopidogrel Bisulfate4516
Terazosin HclTerazosin Hcl45suppressed
AtenololAtenolol4311
Citalopram HbrCitalopram Hydrobromide42suppressed
Humulin NInsulin Nph Human Isophane4218
LactuloseLactulose3918
MirtazapineMirtazapine3911
PradaxaDabigatran Etexilate Mesylate3818
Tramadol HclTramadol Hcl3616
LevetiracetamLevetiracetam35suppressed
Trazodone HclTrazodone Hcl35suppressed
Ondansetron HclOndansetron Hcl3321
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen3312
Rosuvastatin CalciumRosuvastatin Calcium32suppressed
Montelukast SodiumMontelukast Sodium30suppressed
Albuterol Sulfate HfaAlbuterol Sulfate2924
Ciprofloxacin HclCiprofloxacin Hcl2911
CarbamazepineCarbamazepine28suppressed
HydrochlorothiazideHydrochlorothiazide26suppressed
Amiodarone HclAmiodarone Hcl25suppressed
Bisoprolol FumarateBisoprolol Fumarate25suppressed
ClonidineClonidine25suppressed
Metformin Hcl ErMetformin Hcl25suppressed
AllopurinolAllopurinol24suppressed
Fludrocortisone AcetateFludrocortisone Acetate23suppressed
Metoprolol SuccinateMetoprolol Succinate23suppressed
RisperidoneRisperidone23suppressed
Clonidine HclClonidine Hcl22suppressed
LidocaineLidocaine22suppressed
Quetiapine FumarateQuetiapine Fumarate22suppressed
Humalog Kwikpen U-100Insulin Lispro21suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate21suppressed
SucralfateSucralfate21suppressed
AripiprazoleAripiprazole20suppressed
Escitalopram OxalateEscitalopram Oxalate20suppressed
Oxycodone HclOxycodone Hcl20suppressed
SpironolactoneSpironolactone20suppressed
CephalexinCephalexin1917
Diltiazem HclDiltiazem Hcl18suppressed
LamotrigineLamotrigine18suppressed
Oxybutynin ChlorideOxybutynin Chloride18suppressed
Trospium ChlorideTrospium Chloride18suppressed
Donepezil HclDonepezil Hcl17suppressed
Insulin Lispro Kwikpen U-100Insulin Lispro17suppressed
Sertraline HclSertraline Hcl17suppressed
AuryxiaFerric Citrate16suppressed
Fluoxetine HclFluoxetine Hcl16suppressed
LatanoprostLatanoprost16suppressed
Dabigatran EtexilateDabigatran Etexilate Mesylate15suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl15suppressed
Dorzolamide-TimololDorzolamide Hcl/Timolol Maleat15suppressed
Methadone HclMethadone Hcl15suppressed
Nortriptyline HclNortriptyline Hcl15suppressed
PrednisonePrednisone1511
Brimonidine TartrateBrimonidine Tartrate14suppressed
JardianceEmpagliflozin14suppressed
Acetaminophen-CodeineAcetaminophen With Codeine13suppressed
Fluticasone PropionateFluticasone Propionate13suppressed
Amitriptyline HclAmitriptyline Hcl12suppressed
Benztropine MesylateBenztropine Mesylate12suppressed
ChlorthalidoneChlorthalidone12suppressed
EnuloseLactulose12suppressed
LevofloxacinLevofloxacin12suppressed
MyrbetriqMirabegron12suppressed
SantylCollagenase Clostridium Hist.1211
Divalproex Sodium ErDivalproex Sodium11suppressed
NystatinNystatin11suppressed

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