Healthcare provider profile · identity verified

Alex A Falk, MD

Family Practice · ABERDEEN, SD · NPI 1366438814

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
LisinoprilLisinopril16042
Atorvastatin CalciumAtorvastatin Calcium15141
EliquisApixaban14718
Amlodipine BesylateAmlodipine Besylate14032
OmeprazoleOmeprazole13138
FurosemideFurosemide12422
Potassium ChloridePotassium Chloride12322
Levothyroxine SodiumLevothyroxine Sodium12123
Metoprolol SuccinateMetoprolol Succinate11528
Tamsulosin HclTamsulosin Hcl10626
Rosuvastatin CalciumRosuvastatin Calcium10328
FamotidineFamotidine9417
Warfarin SodiumWarfarin Sodium9115
Tramadol HclTramadol Hcl7522
Buspirone HclBuspirone Hcl7216
Metoprolol TartrateMetoprolol Tartrate6616
CarvedilolCarvedilol6512
Diclofenac SodiumDiclofenac Sodium6511
Doxycycline HyclateDoxycycline Hyclate6434
Metformin HclMetformin Hcl6418
XareltoRivaroxaban61suppressed
GabapentinGabapentin5914
Pravastatin SodiumPravastatin Sodium5511
Sertraline HclSertraline Hcl5514
Diltiazem 24hr Er (Cd)Diltiazem Hcl51suppressed
Citalopram HbrCitalopram Hydrobromide50suppressed
Donepezil HclDonepezil Hcl5012
EzetimibeEzetimibe4813
HydrochlorothiazideHydrochlorothiazide4615
JardianceEmpagliflozin46suppressed
Losartan PotassiumLosartan Potassium4613
Pantoprazole SodiumPantoprazole Sodium43suppressed
AllopurinolAllopurinol41suppressed
Oxybutynin ChlorideOxybutynin Chloride38suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen3716
SimvastatinSimvastatin34suppressed
Memantine HclMemantine Hcl30suppressed
DigoxinDigoxin29suppressed
SucralfateSucralfate29suppressed
Breo ElliptaFluticasone/Vilanterol28suppressed
ClopidogrelClopidogrel Bisulfate28suppressed
LevetiracetamLevetiracetam28suppressed
MyrbetriqMirabegron28suppressed
Oxybutynin Chloride ErOxybutynin Chloride28suppressed
Alendronate SodiumAlendronate Sodium27suppressed
Doxazosin MesylateDoxazosin Mesylate27suppressed
Autoshield Duo Pen NeedlePen Needle,dual Safety,diabetc26suppressed
OzempicSemaglutide26suppressed
AlprazolamAlprazolam25suppressed
ClonazepamClonazepam25suppressed
Glipizide ErGlipizide25suppressed
SpironolactoneSpironolactone25suppressed
Quetiapine FumarateQuetiapine Fumarate24suppressed
Montelukast SodiumMontelukast Sodium23suppressed
TopiramateTopiramate23suppressed
SynthroidLevothyroxine Sodium22suppressed
AtenololAtenolol21suppressed
FinasterideFinasteride21suppressed
JanuviaSitagliptin Phosphate21suppressed
Trazodone HclTrazodone Hcl21suppressed
LatanoprostLatanoprost20suppressed
MeloxicamMeloxicam20suppressed
PrednisonePrednisone2016
Trelegy ElliptaFluticasone/Umeclidin/Vilanter20suppressed
Bupropion XlBupropion Hcl19suppressed
FarxigaDapagliflozin Propanediol19suppressed
GlimepirideGlimepiride19suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate19suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog19suppressed
Amiodarone HclAmiodarone Hcl17suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl17suppressed
NitroglycerinNitroglycerin17suppressed
Venlafaxine HclVenlafaxine Hcl17suppressed
BudesonideBudesonide16suppressed
ClotrimazoleClotrimazole16suppressed
Duloxetine HclDuloxetine Hcl16suppressed
FentanylFentanyl16suppressed
Methenamine HippurateMethenamine Hippurate16suppressed
Pioglitazone HclPioglitazone Hcl16suppressed
Ropinirole HclRopinirole Hcl16suppressed
AmoxicillinAmoxicillin15suppressed
Fluticasone PropionateFluticasone Propionate15suppressed
Levalbuterol HclLevalbuterol Hcl15suppressed
LorazepamLorazepam15suppressed
Ondansetron OdtOndansetron15suppressed
FelbamateFelbamate14suppressed
GlyburideGlyburide14suppressed
ModafinilModafinil14suppressed
OlanzapineOlanzapine14suppressed
CephalexinCephalexin1311
Escitalopram OxalateEscitalopram Oxalate13suppressed
LamotrigineLamotrigine13suppressed
LoperamideLoperamide Hcl13suppressed
Paroxetine HclParoxetine Hcl13suppressed
PhenytoinPhenytoin13suppressed
Phenytoin Sodium ExtendedPhenytoin Sodium Extended13suppressed
Albuterol Sulfate HfaAlbuterol Sulfate12suppressed
CefdinirCefdinir1212
Enoxaparin SodiumEnoxaparin Sodium12suppressed
MetolazoneMetolazone12suppressed
Ondansetron HclOndansetron Hcl12suppressed
Zolpidem TartrateZolpidem Tartrate12suppressed
BaclofenBaclofen11suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog11suppressed
Flecainide AcetateFlecainide Acetate11suppressed
Metformin Hcl ErMetformin Hcl11suppressed
PregabalinPregabalin11suppressed

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