Healthcare provider profile · identity verified

Wesley R Harmston, D.O.

Family Practice · CHICAGO, IL · NPI 1821254475

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
Amlodipine BesylateAmlodipine Besylate21264
Albuterol Sulfate HfaAlbuterol Sulfate19847
Atorvastatin CalciumAtorvastatin Calcium19255
Losartan PotassiumLosartan Potassium8727
GabapentinGabapentin8524
HydrochlorothiazideHydrochlorothiazide8530
Montelukast SodiumMontelukast Sodium8427
LisinoprilLisinopril8025
Metformin HclMetformin Hcl7128
Alcohol Prep PadsAlcohol Antiseptic Pads6324
Metoprolol TartrateMetoprolol Tartrate5717
IbuprofenIbuprofen5318
Tamsulosin HclTamsulosin Hcl5214
FamotidineFamotidine5012
Metoprolol SuccinateMetoprolol Succinate4920
Nifedipine ErNifedipine4920
NaproxenNaproxen4517
Pantoprazole SodiumPantoprazole Sodium4213
Potassium ChloridePotassium Chloride40suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog39suppressed
OmeprazoleOmeprazole3915
CarvedilolCarvedilol37suppressed
Pravastatin SodiumPravastatin Sodium2811
Hydralazine HclHydralazine Hcl27suppressed
Fluticasone PropionateFluticasone Propionate26suppressed
Glipizide ErGlipizide24suppressed
Incruse ElliptaUmeclidinium Bromide24suppressed
RisperidoneRisperidone24suppressed
SimvastatinSimvastatin24suppressed
ClopidogrelClopidogrel Bisulfate23suppressed
HydrocortisoneHydrocortisone2311
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide23suppressed
Enalapril MaleateEnalapril Maleate22suppressed
OzempicSemaglutide21suppressed
PrednisonePrednisone21suppressed
ClotrimazoleClotrimazole20suppressed
FurosemideFurosemide20suppressed
Naloxone HclNaloxone Hcl20suppressed
Diclofenac SodiumDiclofenac Sodium19suppressed
JanuviaSitagliptin Phosphate19suppressed
Alendronate SodiumAlendronate Sodium18suppressed
JardianceEmpagliflozin18suppressed
EliquisApixaban17suppressed
AllopurinolAllopurinol16suppressed
GlimepirideGlimepiride16suppressed
Metformin Hcl ErMetformin Hcl16suppressed
Ventolin HfaAlbuterol Sulfate16suppressed
BaclofenBaclofen15suppressed
GlipizideGlipizide15suppressed
Triamcinolone AcetonideTriamcinolone Acetonide15suppressed
Levothyroxine SodiumLevothyroxine Sodium14suppressed
SpironolactoneSpironolactone14suppressed
Advair HfaFluticasone Propion/Salmeterol13suppressed
FluconazoleFluconazole13suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst13suppressed
SymbicortBudesonide/Formoterol Fumarate13suppressed
Tizanidine HclTizanidine Hcl13suppressed
Arnuity ElliptaFluticasone Furoate12suppressed
Folic AcidFolic Acid12suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide12suppressed
LovastatinLovastatin12suppressed
Tramadol HclTramadol Hcl12suppressed
Duloxetine HclDuloxetine Hcl11suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen11suppressed
XareltoRivaroxaban11suppressed

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