Healthcare provider profile · identity verified

John J. May, M.D.

Internal Medicine · WESTWOOD, KS · NPI 1083633895

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 Calcium733208
OmeprazoleOmeprazole366114
Levothyroxine SodiumLevothyroxine Sodium33691
Losartan PotassiumLosartan Potassium33493
Amlodipine BesylateAmlodipine Besylate29386
Escitalopram OxalateEscitalopram Oxalate23577
Metformin Hcl ErMetformin Hcl21862
GabapentinGabapentin18162
SimvastatinSimvastatin17049
Rosuvastatin CalciumRosuvastatin Calcium15952
LisinoprilLisinopril15646
Citalopram HbrCitalopram Hydrobromide14736
Metoprolol SuccinateMetoprolol Succinate13141
Pantoprazole SodiumPantoprazole Sodium12238
Tamsulosin HclTamsulosin Hcl12040
OzempicSemaglutide11925
Alendronate SodiumAlendronate Sodium11034
FamotidineFamotidine9933
Potassium ChloridePotassium Chloride9923
Zolpidem TartrateZolpidem Tartrate9833
MeloxicamMeloxicam9434
Sertraline HclSertraline Hcl9426
Pravastatin SodiumPravastatin Sodium9329
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide9124
HydrochlorothiazideHydrochlorothiazide9026
CarvedilolCarvedilol8626
AlprazolamAlprazolam8536
MounjaroTirzepatide8414
Tramadol HclTramadol Hcl8118
Fluticasone PropionateFluticasone Propionate8035
MirtazapineMirtazapine8027
Bupropion XlBupropion Hcl7225
Metformin HclMetformin Hcl7020
Trazodone HclTrazodone Hcl6322
JardianceEmpagliflozin6215
Montelukast SodiumMontelukast Sodium6217
CelecoxibCelecoxib5819
Ipratropium BromideIpratropium Bromide5118
AllopurinolAllopurinol5013
Albuterol Sulfate HfaAlbuterol Sulfate4718
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen4712
EliquisApixaban4418
EzetimibeEzetimibe4415
AzithromycinAzithromycin4235
Duloxetine HclDuloxetine Hcl3916
Candesartan CilexetilCandesartan Cilexetil3414
FinasterideFinasteride3311
Metoprolol TartrateMetoprolol Tartrate32suppressed
PrednisonePrednisone3127
SynthroidLevothyroxine Sodium30suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide29suppressed
SpironolactoneSpironolactone28suppressed
FurosemideFurosemide27suppressed
PregabalinPregabalin2711
Donepezil HclDonepezil Hcl2613
Esomeprazole MagnesiumEsomeprazole Magnesium26suppressed
Paroxetine HclParoxetine Hcl26suppressed
Triamcinolone AcetonideTriamcinolone Acetonide2617
ClopidogrelClopidogrel Bisulfate25suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl25suppressed
IrbesartanIrbesartan23suppressed
Quetiapine FumarateQuetiapine Fumarate23suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid23suppressed
ValsartanValsartan22suppressed
PaxlovidNirmatrelvir/Ritonavir2121
Diltiazem 24hr Er (Cd)Diltiazem Hcl20suppressed
Levocetirizine DihydrochlorideLevocetirizine Dihydrochloride20suppressed
LumiganBimatoprost20suppressed
Nortriptyline HclNortriptyline Hcl20suppressed
XareltoRivaroxaban19suppressed
AtenololAtenolol18suppressed
Solifenacin SuccinateSolifenacin Succinate18suppressed
ChlorthalidoneChlorthalidone17suppressed
Doxycycline HyclateDoxycycline Hyclate1711
EstradiolEstradiol17suppressed
Felodipine ErFelodipine17suppressed
Propranolol Hcl ErPropranolol Hcl17suppressed
RamiprilRamipril17suppressed
Amitriptyline HclAmitriptyline Hcl16suppressed
ArexvyRsvpref3 Antigen/As01e/Pf1616
Fluoxetine HclFluoxetine Hcl16suppressed
GlimepirideGlimepiride16suppressed
ValacyclovirValacyclovir Hcl16suppressed
Azelastine HclAzelastine Hcl15suppressed
DuleraMometasone/Formoterol15suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol15suppressed
Warfarin SodiumWarfarin Sodium15suppressed
AcyclovirAcyclovir14suppressed
Diltiazem 24hr ErDiltiazem Hcl14suppressed
Econazole NitrateEconazole Nitrate14suppressed
MinoxidilMinoxidil14suppressed
Olmesartan-HydrochlorothiazideOlmesartan/Hydrochlorothiazide14suppressed
Oxycodone HclOxycodone Hcl14suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter14suppressed
JanuviaSitagliptin Phosphate13suppressed
LorazepamLorazepam13suppressed
Advair HfaFluticasone Propion/Salmeterol12suppressed
Candesartan-HydrochlorothiazidCandesartan/Hydrochlorothiazid12suppressed
JanumetSitagliptin Phos/Metformin Hcl12suppressed
Olmesartan MedoxomilOlmesartan Medoxomil12suppressed
TelmisartanTelmisartan12suppressed
Testosterone CypionateTestosterone Cypionate12suppressed
TrulicityDulaglutide12suppressed
Dorzolamide-TimololDorzolamide Hcl/Timolol Maleat11suppressed
EplerenoneEplerenone11suppressed
KetoconazoleKetoconazole11suppressed
SymbicortBudesonide/Formoterol Fumarate11suppressed
TestosteroneTestosterone11suppressed

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