Healthcare provider profile · identity verified

Johnathan Shaw

Internal Medicine · FONTANA, CA · NPI 1558725952

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 Calcium349176
Amlodipine BesylateAmlodipine Besylate219101
LisinoprilLisinopril18694
Losartan PotassiumLosartan Potassium17487
Rosuvastatin CalciumRosuvastatin Calcium13262
Levothyroxine SodiumLevothyroxine Sodium11350
Metformin Hcl ErMetformin Hcl11047
Metformin HclMetformin Hcl10247
OmeprazoleOmeprazole9651
GabapentinGabapentin7843
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen7838
HydrochlorothiazideHydrochlorothiazide7234
Potassium ChloridePotassium Chloride7040
FurosemideFurosemide6537
Duloxetine HclDuloxetine Hcl6339
GlipizideGlipizide6331
Metoprolol TartrateMetoprolol Tartrate6233
Bisoprolol FumarateBisoprolol Fumarate5826
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide5424
Alendronate SodiumAlendronate Sodium5126
SimvastatinSimvastatin5121
Pantoprazole SodiumPantoprazole Sodium4629
Nano 2nd Gen Pen NeedlePen Needle, Diabetic4423
IbuprofenIbuprofen4334
Pravastatin SodiumPravastatin Sodium4117
Terazosin HclTerazosin Hcl4122
Albuterol Sulfate HfaAlbuterol Sulfate4033
PradaxaDabigatran Etexilate Mesylate4017
FinasterideFinasteride3915
AtenololAtenolol3822
JardianceEmpagliflozin3516
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide3517
MeloxicamMeloxicam3519
Trazodone HclTrazodone Hcl3322
Hydralazine HclHydralazine Hcl3116
Humulin 70/30 KwikpenInsulin Nph Hum/Reg Insulin Hm30suppressed
Humulin NInsulin Nph Human Isophane2813
Sertraline HclSertraline Hcl2813
Wixela InhubFluticasone Propion/Salmeterol2613
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst2321
SpironolactoneSpironolactone2312
Azelastine HclAzelastine Hcl2213
Benazepril HclBenazepril Hcl21suppressed
ClopidogrelClopidogrel Bisulfate21suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen21suppressed
Tamsulosin HclTamsulosin Hcl2116
Humulin N KwikpenInsulin Nph Human Isophane19suppressed
Insulin Glargine-YfgnInsulin Glargine-Yfgn1911
LorazepamLorazepam19suppressed
Spiriva RespimatTiotropium Bromide19suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1912
Veo Insulin SyringeSyringe-Needle,insulin,0.5 Ml19suppressed
CarvedilolCarvedilol18suppressed
EliquisApixaban18suppressed
Veo Insulin SyringeSyringe And Needle,insulin,1ml18suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1715
Isosorbide Mononitrate ErIsosorbide Mononitrate17suppressed
AllopurinolAllopurinol1611
AlvescoCiclesonide1511
Metoprolol SuccinateMetoprolol Succinate15suppressed
NaproxenNaproxen15suppressed
Donepezil HclDonepezil Hcl14suppressed
Montelukast SodiumMontelukast Sodium14suppressed
PrednisonePrednisone1413
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf1313
Doxazosin MesylateDoxazosin Mesylate13suppressed
Doxycycline MonohydrateDoxycycline Monohydrate1312
LovastatinLovastatin13suppressed
EzetimibeEzetimibe12suppressed
Ondansetron OdtOndansetron12suppressed
OzempicSemaglutide12suppressed
Buspirone HclBuspirone Hcl11suppressed
FamotidineFamotidine11suppressed
Venlafaxine Hcl ErVenlafaxine Hcl11suppressed

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