Healthcare provider profile · identity verified

Grace Yoon, MD

Family Practice · MUSKOGEE, OK · NPI 1518454511

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
OmeprazoleOmeprazole45167
Fluticasone PropionateFluticasone Propionate27575
LisinoprilLisinopril27347
SynthroidLevothyroxine Sodium25335
Atorvastatin CalciumAtorvastatin Calcium24349
Losartan PotassiumLosartan Potassium23935
Rosuvastatin CalciumRosuvastatin Calcium22336
Amlodipine BesylateAmlodipine Besylate21438
Montelukast SodiumMontelukast Sodium17127
GabapentinGabapentin16828
HydrochlorothiazideHydrochlorothiazide15423
Diclofenac SodiumDiclofenac Sodium15246
Albuterol Sulfate HfaAlbuterol Sulfate14940
EliquisApixaban14623
Tamsulosin HclTamsulosin Hcl14120
Pravastatin SodiumPravastatin Sodium14017
Metoprolol SuccinateMetoprolol Succinate13422
Potassium ChloridePotassium Chloride13429
Diltiazem 24hr ErDiltiazem Hcl13016
Cyclobenzaprine HclCyclobenzaprine Hcl12532
IbuprofenIbuprofen12122
Metformin Hcl ErMetformin Hcl11719
OzempicSemaglutide11517
Metoprolol TartrateMetoprolol Tartrate11317
Trazodone HclTrazodone Hcl9916
FurosemideFurosemide9422
SpironolactoneSpironolactone9315
FamotidineFamotidine8917
MeloxicamMeloxicam8915
CarvedilolCarvedilol8115
ClopidogrelClopidogrel Bisulfate8116
Duloxetine HclDuloxetine Hcl7611
PregabalinPregabalin7612
SimvastatinSimvastatin76suppressed
Sertraline HclSertraline Hcl74suppressed
JardianceEmpagliflozin6715
Alendronate SodiumAlendronate Sodium61suppressed
FenofibrateFenofibrate59suppressed
ChlorthalidoneChlorthalidone58suppressed
Wixela InhubFluticasone Propion/Salmeterol5715
Hydroxyzine PamoateHydroxyzine Pamoate56suppressed
Spiriva RespimatTiotropium Bromide5611
Fosinopril SodiumFosinopril Sodium52suppressed
Vitamin D2Ergocalciferol (Vitamin D2)5116
Metformin HclMetformin Hcl50suppressed
BaclofenBaclofen49suppressed
FinasterideFinasteride48suppressed
Ondansetron OdtOndansetron4815
TelmisartanTelmisartan45suppressed
Buspirone HclBuspirone Hcl41suppressed
NitroglycerinNitroglycerin3813
XareltoRivaroxaban38suppressed
Doxazosin MesylateDoxazosin Mesylate37suppressed
Sure Comfort Pen NeedlePen Needle, Diabetic3614
Hydralazine HclHydralazine Hcl35suppressed
Hydroxyzine HclHydroxyzine Hcl35suppressed
Venlafaxine Hcl ErVenlafaxine Hcl35suppressed
MirtazapineMirtazapine34suppressed
Quetiapine FumarateQuetiapine Fumarate32suppressed
Carbidopa-LevodopaCarbidopa/Levodopa28suppressed
NaproxenNaproxen28suppressed
LidocaineLidocaine27suppressed
Novolog FlexpenInsulin Aspart27suppressed
AlogliptinAlogliptin Benzoate26suppressed
AripiprazoleAripiprazole25suppressed
Midodrine HclMidodrine Hcl24suppressed
Oxybutynin ChlorideOxybutynin Chloride24suppressed
PrednisonePrednisone24suppressed
PremarinEstrogens, Conjugated24suppressed
Invokamet XrCanagliflozin/Metformin Hcl22suppressed
AllopurinolAllopurinol21suppressed
Clonidine HclClonidine Hcl21suppressed
Bupropion XlBupropion Hcl20suppressed
Triamcinolone AcetonideTriamcinolone Acetonide20suppressed
Bupropion Hcl SrBupropion Hcl19suppressed
Citalopram HbrCitalopram Hydrobromide19suppressed
Propranolol HclPropranolol Hcl19suppressed
Sumatriptan SuccinateSumatriptan Succinate19suppressed
EntrestoSacubitril/Valsartan18suppressed
PaceroneAmiodarone Hcl18suppressed
TorsemideTorsemide18suppressed
Nifedipine ErNifedipine17suppressed
Doxepin HclDoxepin Hcl16suppressed
TopiramateTopiramate16suppressed
AtenololAtenolol15suppressed
EzetimibeEzetimibe15suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate15suppressed
Ondansetron HclOndansetron Hcl15suppressed
Toujeo Max SolostarInsulin Glargine,hum.Rec.Anlog15suppressed
Fluoxetine HclFluoxetine Hcl14suppressed
Hydroxychloroquine SulfateHydroxychloroquine Sulfate14suppressed
InvokanaCanagliflozin14suppressed
MounjaroTirzepatide14suppressed
Pantoprazole SodiumPantoprazole Sodium14suppressed
Tolterodine Tartrate ErTolterodine Tartrate14suppressed
LevetiracetamLevetiracetam13suppressed
PhenobarbitalPhenobarbital13suppressed
SucralfateSucralfate13suppressed
Tresiba Flextouch U-200Insulin Degludec13suppressed
Amitriptyline HclAmitriptyline Hcl12suppressed
BumetanideBumetanide12suppressed
Dicyclomine HclDicyclomine Hcl12suppressed
Atomoxetine HclAtomoxetine Hcl11suppressed
CilostazolCilostazol11suppressed
EstradiolEstradiol11suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog11suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst11suppressed
Tizanidine HclTizanidine 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