Healthcare provider profile · identity verified

Kale Knudson, M.D.

Internal Medicine · BILLINGS, MT · NPI 1851702070

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 Calcium346106
Levothyroxine SodiumLevothyroxine Sodium31987
Losartan PotassiumLosartan Potassium31087
Amlodipine BesylateAmlodipine Besylate23268
Rosuvastatin CalciumRosuvastatin Calcium19659
LisinoprilLisinopril17752
GabapentinGabapentin16553
EliquisApixaban13830
OmeprazoleOmeprazole13747
HydrochlorothiazideHydrochlorothiazide12737
Metoprolol SuccinateMetoprolol Succinate10832
Tamsulosin HclTamsulosin Hcl10030
Metformin HclMetformin Hcl8826
Zolpidem TartrateZolpidem Tartrate7718
Duloxetine HclDuloxetine Hcl7420
Potassium ChloridePotassium Chloride7421
Sertraline HclSertraline Hcl7119
Trazodone HclTrazodone Hcl6920
Pantoprazole SodiumPantoprazole Sodium6618
AllopurinolAllopurinol6520
Escitalopram OxalateEscitalopram Oxalate6417
XareltoRivaroxaban6413
Cyclobenzaprine HclCyclobenzaprine Hcl6026
Montelukast SodiumMontelukast Sodium5717
LorazepamLorazepam5616
Oxycodone HclOxycodone Hcl55suppressed
Pravastatin SodiumPravastatin Sodium5113
FurosemideFurosemide5018
Metoprolol TartrateMetoprolol Tartrate5015
SynthroidLevothyroxine Sodium48suppressed
Amitriptyline HclAmitriptyline Hcl4712
SimvastatinSimvastatin4714
CarvedilolCarvedilol4514
OzempicSemaglutide45suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen4412
Albuterol Sulfate HfaAlbuterol Sulfate4223
CelecoxibCelecoxib4112
EzetimibeEzetimibe3712
Promethazine HclPromethazine Hcl37suppressed
Fluoxetine HclFluoxetine Hcl36suppressed
Spiriva HandihalerTiotropium Bromide36suppressed
Ondansetron OdtOndansetron35suppressed
MeloxicamMeloxicam3313
Bupropion Hcl SrBupropion Hcl3213
FinasterideFinasteride32suppressed
Fluticasone PropionateFluticasone Propionate32suppressed
PrednisonePrednisone3217
Buspirone HclBuspirone Hcl31suppressed
MounjaroTirzepatide30suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide29suppressed
Metformin Hcl ErMetformin Hcl29suppressed
EstradiolEstradiol28suppressed
AlprazolamAlprazolam2711
IrbesartanIrbesartan26suppressed
Citalopram HbrCitalopram Hydrobromide25suppressed
LamotrigineLamotrigine25suppressed
SpironolactoneSpironolactone25suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav2414
Bupropion XlBupropion Hcl22suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog22suppressed
Liothyronine SodiumLiothyronine Sodium22suppressed
Warfarin SodiumWarfarin Sodium22suppressed
Sumatriptan SuccinateSumatriptan Succinate21suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol20suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid20suppressed
ValacyclovirValacyclovir Hcl20suppressed
Alfuzosin Hcl ErAlfuzosin Hcl19suppressed
LevetiracetamLevetiracetam19suppressed
TopiramateTopiramate19suppressed
Terazosin HclTerazosin Hcl18suppressed
Tramadol HclTramadol Hcl18suppressed
Propranolol Hcl ErPropranolol Hcl17suppressed
Ventolin HfaAlbuterol Sulfate16suppressed
Carbidopa-LevodopaCarbidopa/Levodopa15suppressed
GlimepirideGlimepiride15suppressed
Propranolol HclPropranolol Hcl15suppressed
ValsartanValsartan15suppressed
Alendronate SodiumAlendronate Sodium14suppressed
AzithromycinAzithromycin14suppressed
BaclofenBaclofen14suppressed
Budesonide-Formoterol FumarateBudesonide/Formoterol Fumarate14suppressed
FamotidineFamotidine14suppressed
TestosteroneTestosterone14suppressed
AcyclovirAcyclovir13suppressed
CarisoprodolCarisoprodol13suppressed
ClopidogrelClopidogrel Bisulfate13suppressed
DutasterideDutasteride13suppressed
PregabalinPregabalin13suppressed
SymbicortBudesonide/Formoterol Fumarate13suppressed
Triamcinolone AcetonideTriamcinolone Acetonide13suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog12suppressed
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine12suppressed
IndomethacinIndomethacin12suppressed
Morphine Sulfate ErMorphine Sulfate12suppressed
Pioglitazone HclPioglitazone Hcl12suppressed
TorsemideTorsemide12suppressed
TrulicityDulaglutide12suppressed
Benazepril HclBenazepril Hcl11suppressed
GlipizideGlipizide11suppressed
Hydroxyzine HclHydroxyzine Hcl11suppressed
RizatriptanRizatriptan Benzoate11suppressed
Spiriva RespimatTiotropium Bromide11suppressed

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