Healthcare provider profile · identity verified

Sandy Niehm, FNP

Nurse Practitioner · VANCOUVER, WA · NPI 1215979430

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
Levothyroxine SodiumLevothyroxine Sodium469117
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen44859
Atorvastatin CalciumAtorvastatin Calcium35391
Oxycodone HclOxycodone Hcl34535
LisinoprilLisinopril33789
Losartan PotassiumLosartan Potassium32890
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen23025
OmeprazoleOmeprazole22567
Escitalopram OxalateEscitalopram Oxalate21447
Amlodipine BesylateAmlodipine Besylate20861
HydrochlorothiazideHydrochlorothiazide18158
Trazodone HclTrazodone Hcl16856
Metoprolol SuccinateMetoprolol Succinate16447
Duloxetine HclDuloxetine Hcl15828
GabapentinGabapentin15846
Tizanidine HclTizanidine Hcl15326
AlprazolamAlprazolam13934
Cyclobenzaprine HclCyclobenzaprine Hcl13935
Rosuvastatin CalciumRosuvastatin Calcium13945
Albuterol Sulfate HfaAlbuterol Sulfate13153
Metformin HclMetformin Hcl12735
Potassium ChloridePotassium Chloride12033
Ondansetron OdtOndansetron11736
EliquisApixaban11223
Metoprolol TartrateMetoprolol Tartrate10927
Pantoprazole SodiumPantoprazole Sodium10733
FurosemideFurosemide10531
LorazepamLorazepam10321
Sertraline HclSertraline Hcl10335
PregabalinPregabalin10218
Zolpidem TartrateZolpidem Tartrate10017
Metformin Hcl ErMetformin Hcl8826
Tramadol HclTramadol Hcl8615
ClonazepamClonazepam8513
EstradiolEstradiol8130
SimvastatinSimvastatin7920
Pravastatin SodiumPravastatin Sodium7622
Tamsulosin HclTamsulosin Hcl7419
DiazepamDiazepam7111
PrednisonePrednisone6434
Buspirone HclBuspirone Hcl6116
AtenololAtenolol6017
CelecoxibCelecoxib59suppressed
LovastatinLovastatin5915
CarvedilolCarvedilol5813
Hydroxyzine HclHydroxyzine Hcl5816
Fluoxetine HclFluoxetine Hcl5212
Montelukast SodiumMontelukast Sodium5211
Dextroamphetamine-Amphet ErDextroamphetamine/Amphetamine49suppressed
Alendronate SodiumAlendronate Sodium4814
TrulicityDulaglutide48suppressed
Citalopram HbrCitalopram Hydrobromide4714
ClopidogrelClopidogrel Bisulfate4716
Donepezil HclDonepezil Hcl47suppressed
FluconazoleFluconazole4621
Pramipexole DihydrochloridePramipexole Di-Hcl4611
Morphine Sulfate ErMorphine Sulfate45suppressed
GlipizideGlipizide44suppressed
MirtazapineMirtazapine42suppressed
TemazepamTemazepam42suppressed
NystatinNystatin4119
OzempicSemaglutide39suppressed
EzetimibeEzetimibe3813
FamotidineFamotidine38suppressed
MethocarbamolMethocarbamol38suppressed
Glipizide ErGlipizide3713
CephalexinCephalexin3624
Ciprofloxacin HclCiprofloxacin Hcl3612
Fluticasone PropionateFluticasone Propionate3618
AzithromycinAzithromycin3525
KetoconazoleKetoconazole3523
Venlafaxine Hcl ErVenlafaxine Hcl35suppressed
Bupropion Hcl SrBupropion Hcl34suppressed
RisperidoneRisperidone34suppressed
Quetiapine FumarateQuetiapine Fumarate32suppressed
LatanoprostLatanoprost31suppressed
Butalbital-Acetaminophen-CaffeButalb/Acetaminophen/Caffeine30suppressed
MeloxicamMeloxicam3013
Memantine HclMemantine Hcl29suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav2818
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim2818
Warfarin SodiumWarfarin Sodium27suppressed
SpironolactoneSpironolactone26suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid26suppressed
CarisoprodolCarisoprodol25suppressed
Diclofenac SodiumDiclofenac Sodium25suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide25suppressed
Propranolol HclPropranolol Hcl25suppressed
AllopurinolAllopurinol24suppressed
Dicyclomine HclDicyclomine Hcl24suppressed
Sumatriptan SuccinateSumatriptan Succinate24suppressed
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine23suppressed
MupirocinMupirocin2318
Oxybutynin Chloride ErOxybutynin Chloride23suppressed
AcyclovirAcyclovir2211
Ondansetron HclOndansetron Hcl22suppressed
Paroxetine HclParoxetine Hcl21suppressed
Dropsafe Prep PadsAlcohol Antiseptic Pads20suppressed
Hydromorphone HclHydromorphone Hcl20suppressed
LantusInsulin Glargine,hum.Rec.Anlog20suppressed
SucralfateSucralfate20suppressed
TorsemideTorsemide20suppressed
Bupropion XlBupropion Hcl19suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium19suppressed
Ipratropium BromideIpratropium Bromide19suppressed
NaproxenNaproxen19suppressed
BaclofenBaclofen18suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl18suppressed
Venlafaxine HclVenlafaxine Hcl18suppressed
Doxycycline HyclateDoxycycline Hyclate17suppressed
JardianceEmpagliflozin17suppressed
Testosterone CypionateTestosterone Cypionate17suppressed
ValacyclovirValacyclovir Hcl17suppressed
XareltoRivaroxaban17suppressed
Acetaminophen-CodeineAcetaminophen With Codeine16suppressed
Doxycycline MonohydrateDoxycycline Monohydrate16suppressed
IbuprofenIbuprofen16suppressed
Bupropion HclBupropion Hcl15suppressed
HydrocortisoneHydrocortisone15suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1511
Spiriva HandihalerTiotropium Bromide15suppressed
Tolterodine Tartrate ErTolterodine Tartrate15suppressed
TopiramateTopiramate15suppressed
Triamcinolone AcetonideTriamcinolone Acetonide15suppressed
AmoxicillinAmoxicillin1412
FinasterideFinasteride14suppressed
Fluticasone Propionate HfaFluticasone Propionate14suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate14suppressed
Olmesartan MedoxomilOlmesartan Medoxomil14suppressed
CiclopiroxCiclopirox13suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog13suppressed
LoperamideLoperamide Hcl13suppressed
NitroglycerinNitroglycerin13suppressed
Nortriptyline HclNortriptyline Hcl13suppressed
Promethazine HclPromethazine Hcl13suppressed
Spiriva RespimatTiotropium Bromide13suppressed
SymbicortBudesonide/Formoterol Fumarate13suppressed
UrsodiolUrsodiol13suppressed
Autoshield Duo Pen NeedlePen Needle,dual Safety,diabetc12suppressed
CalcitriolCalcitriol12suppressed
Cefpodoxime ProxetilCefpodoxime Proxetil1211
Hydroxychloroquine SulfateHydroxychloroquine Sulfate12suppressed
ChlorthalidoneChlorthalidone11suppressed
CiclopiroxCiclopirox Olamine11suppressed
Cyanocobalamin InjectionCyanocobalamin (Vitamin B-12)11suppressed
GlyburideGlyburide11suppressed
Metoclopramide HclMetoclopramide Hcl11suppressed
MetronidazoleMetronidazole11suppressed
MounjaroTirzepatide11suppressed
Oxybutynin ChlorideOxybutynin Chloride11suppressed
Prochlorperazine MaleateProchlorperazine Maleate11suppressed
ValsartanValsartan11suppressed

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