Healthcare provider profile · identity verified

Amanda Lee Karschnick, ARNP

Nurse Practitioner · WENATCHEE, WA · NPI 1770090367

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
OmeprazoleOmeprazole23960
Atorvastatin CalciumAtorvastatin Calcium22657
Losartan PotassiumLosartan Potassium19547
Amlodipine BesylateAmlodipine Besylate19349
FurosemideFurosemide18157
Potassium ChloridePotassium Chloride17240
Duloxetine HclDuloxetine Hcl16634
Levothyroxine SodiumLevothyroxine Sodium16644
Oxycodone HclOxycodone Hcl16567
LisinoprilLisinopril15936
Sertraline HclSertraline Hcl15042
Quetiapine FumarateQuetiapine Fumarate14126
Trazodone HclTrazodone Hcl14136
Metoprolol SuccinateMetoprolol Succinate13235
GabapentinGabapentin12937
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen9321
TorsemideTorsemide8322
EliquisApixaban7324
Tamsulosin HclTamsulosin Hcl6823
SimvastatinSimvastatin6313
MirtazapineMirtazapine6018
Metformin HclMetformin Hcl5916
Citalopram HbrCitalopram Hydrobromide5713
FentanylFentanyl57suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog5715
LevetiracetamLevetiracetam5711
CarvedilolCarvedilol5112
LorazepamLorazepam5119
Alendronate SodiumAlendronate Sodium4912
GlipizideGlipizide49suppressed
RisperidoneRisperidone4811
LatanoprostLatanoprost43suppressed
Enalapril MaleateEnalapril Maleate42suppressed
Fluticasone PropionateFluticasone Propionate4215
PregabalinPregabalin4215
Humalog Kwikpen U-100Insulin Lispro41suppressed
Rosuvastatin CalciumRosuvastatin Calcium3911
MethocarbamolMethocarbamol3829
Cefpodoxime ProxetilCefpodoxime Proxetil3728
AripiprazoleAripiprazole36suppressed
Metformin Hcl ErMetformin Hcl36suppressed
Metoprolol TartrateMetoprolol Tartrate3514
Prazosin HclPrazosin Hcl35suppressed
Autoshield Duo Pen NeedlePen Needle,dual Safety,diabetc34suppressed
Morphine Sulfate ErMorphine Sulfate34suppressed
Memantine HclMemantine Hcl33suppressed
Bupropion XlBupropion Hcl32suppressed
Clotrimazole-BetamethasoneClotrimazole/Betamethasone Dip3215
HydrochlorothiazideHydrochlorothiazide31suppressed
LoperamideLoperamide Hcl3118
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog30suppressed
AllopurinolAllopurinol29suppressed
Paroxetine HclParoxetine Hcl29suppressed
AtenololAtenolol27suppressed
SpironolactoneSpironolactone2711
TrulicityDulaglutide27suppressed
BaclofenBaclofen26suppressed
BumetanideBumetanide25suppressed
Donepezil HclDonepezil Hcl25suppressed
FinasterideFinasteride25suppressed
Ondansetron OdtOndansetron2518
CephalexinCephalexin2416
Diltiazem 24hr Er (Cd)Diltiazem Hcl24suppressed
Divalproex SodiumDivalproex Sodium24suppressed
FamotidineFamotidine24suppressed
Ropinirole HclRopinirole Hcl24suppressed
EstradiolEstradiol23suppressed
OxycontinOxycodone Hcl23suppressed
ClopidogrelClopidogrel Bisulfate22suppressed
Buspirone HclBuspirone Hcl21suppressed
MyrbetriqMirabegron21suppressed
Breo ElliptaFluticasone/Vilanterol20suppressed
Ondansetron HclOndansetron Hcl2016
Escitalopram OxalateEscitalopram Oxalate19suppressed
Humalog Kwikpen U-200Insulin Lispro19suppressed
Hydromorphone HclHydromorphone Hcl18suppressed
NystatinNystatin1812
Tramadol HclTramadol Hcl18suppressed
Glipizide ErGlipizide17suppressed
LovastatinLovastatin17suppressed
Doxycycline HyclateDoxycycline Hyclate16suppressed
Oxybutynin ChlorideOxybutynin Chloride16suppressed
PrednisonePrednisone16suppressed
Pravastatin SodiumPravastatin Sodium15suppressed
Carbidopa-LevodopaCarbidopa/Levodopa14suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol14suppressed
MeloxicamMeloxicam14suppressed
Methadone HclMethadone Hcl14suppressed
DigoxinDigoxin13suppressed
KetoconazoleKetoconazole13suppressed
Meclizine HclMeclizine Hcl13suppressed
Ciprofloxacin HclCiprofloxacin Hcl12suppressed
Dilt-XrDiltiazem Hcl12suppressed
Doxycycline MonohydrateDoxycycline Monohydrate12suppressed
Insulin Lispro Kwikpen U-100Insulin Lispro12suppressed
JardianceEmpagliflozin12suppressed
Morphine SulfateMorphine Sulfate12suppressed
MovantikNaloxegol Oxalate12suppressed
Timolol MaleateTimolol Maleate12suppressed
Venlafaxine Hcl ErVenlafaxine Hcl12suppressed
Betamethasone DipropionateBetamethasone Dipropionate11suppressed
Bydureon BciseExenatide Microspheres11suppressed
ColchicineColchicine11suppressed
DiazepamDiazepam11suppressed
Diclofenac SodiumDiclofenac Sodium11suppressed
EzetimibeEzetimibe11suppressed
GemtesaVibegron11suppressed
HydrocortisoneHydrocortisone11suppressed
Medroxyprogesterone AcetateMedroxyprogesterone Acetate11suppressed
MupirocinMupirocin11suppressed

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