Healthcare provider profile · identity verified

Alden B. Glidden, M.D.

Family Practice · KLAMATH FALLS, OR · NPI 1386691897

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 Sodium531138
LisinoprilLisinopril509154
Amlodipine BesylateAmlodipine Besylate480131
Atorvastatin CalciumAtorvastatin Calcium475140
Rosuvastatin CalciumRosuvastatin Calcium345104
Metformin HclMetformin Hcl328101
GabapentinGabapentin29175
OmeprazoleOmeprazole25982
Metoprolol SuccinateMetoprolol Succinate24463
Tamsulosin HclTamsulosin Hcl22671
Losartan PotassiumLosartan Potassium21164
SimvastatinSimvastatin21155
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen19534
Cyclobenzaprine HclCyclobenzaprine Hcl17730
HydrochlorothiazideHydrochlorothiazide16351
ClonazepamClonazepam15219
AllopurinolAllopurinol15046
Escitalopram OxalateEscitalopram Oxalate13641
Trazodone HclTrazodone Hcl12639
LorazepamLorazepam12021
Bupropion XlBupropion Hcl11836
Duloxetine HclDuloxetine Hcl11432
FurosemideFurosemide11138
MounjaroTirzepatide10819
Potassium ChloridePotassium Chloride10442
EliquisApixaban9927
Fluoxetine HclFluoxetine Hcl9725
Olmesartan MedoxomilOlmesartan Medoxomil9628
CarvedilolCarvedilol9427
Alendronate SodiumAlendronate Sodium8523
AlprazolamAlprazolam7912
Pantoprazole SodiumPantoprazole Sodium7829
Sertraline HclSertraline Hcl7724
Albuterol Sulfate HfaAlbuterol Sulfate7533
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide7522
ClopidogrelClopidogrel Bisulfate7424
Quetiapine FumarateQuetiapine Fumarate6916
Pravastatin SodiumPravastatin Sodium6015
Venlafaxine Hcl ErVenlafaxine Hcl5916
Donepezil HclDonepezil Hcl5818
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen5712
JardianceEmpagliflozin5516
Metoprolol TartrateMetoprolol Tartrate5518
OzempicSemaglutide5412
EzetimibeEzetimibe5316
TrulicityDulaglutide5213
PrednisonePrednisone5133
Montelukast SodiumMontelukast Sodium4814
Ondansetron OdtOndansetron4821
Metformin Hcl ErMetformin Hcl4714
Warfarin SodiumWarfarin Sodium4713
Pioglitazone HclPioglitazone Hcl4511
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide4414
Doxycycline HyclateDoxycycline Hyclate4115
Triamcinolone AcetonideTriamcinolone Acetonide4118
Zolpidem TartrateZolpidem Tartrate41suppressed
Benazepril HclBenazepril Hcl4012
Tramadol HclTramadol Hcl4014
Diltiazem 24hr Er (Cd)Diltiazem Hcl3912
Pramipexole DihydrochloridePramipexole Di-Hcl3912
Tizanidine HclTizanidine Hcl39suppressed
Oxycodone HclOxycodone Hcl36suppressed
Propranolol HclPropranolol Hcl36suppressed
SucralfateSucralfate36suppressed
ValsartanValsartan35suppressed
PregabalinPregabalin34suppressed
SynthroidLevothyroxine Sodium34suppressed
Hydralazine HclHydralazine Hcl33suppressed
MeloxicamMeloxicam3312
Citalopram HbrCitalopram Hydrobromide3212
Memantine HclMemantine Hcl30suppressed
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine29suppressed
FinasterideFinasteride2911
EstradiolEstradiol28suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim2818
FenofibrateFenofibrate Nanocrystallized26suppressed
Diclofenac SodiumDiclofenac Sodium25suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol25suppressed
LovastatinLovastatin25suppressed
Amitriptyline HclAmitriptyline Hcl24suppressed
Oxybutynin ChlorideOxybutynin Chloride24suppressed
RizatriptanRizatriptan Benzoate24suppressed
Semglee (Yfgn) PenInsulin Glargine-Yfgn24suppressed
SpironolactoneSpironolactone24suppressed
ValacyclovirValacyclovir Hcl2414
Dextroamphetamine-Amphet ErDextroamphetamine/Amphetamine23suppressed
MirtazapineMirtazapine23suppressed
Paroxetine HclParoxetine Hcl23suppressed
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide22suppressed
XareltoRivaroxaban22suppressed
ColchicineColchicine20suppressed
Doxazosin MesylateDoxazosin Mesylate20suppressed
FarxigaDapagliflozin Propanediol20suppressed
Morphine Sulfate ErMorphine Sulfate20suppressed
Sumatriptan SuccinateSumatriptan Succinate20suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid20suppressed
AtenololAtenolol19suppressed
CephalexinCephalexin1915
Dicyclomine HclDicyclomine Hcl19suppressed
LansoprazoleLansoprazole19suppressed
MetolazoneMetolazone19suppressed
NystatinNystatin1912
Ezetimibe-SimvastatinEzetimibe/Simvastatin18suppressed
Fluticasone PropionateFluticasone Propionate18suppressed
Omega-3 Acid Ethyl EstersOmega-3 Acid Ethyl Esters17suppressed
BaclofenBaclofen16suppressed
Carbamazepine ErCarbamazepine16suppressed
DutasterideDutasteride16suppressed
Liothyronine SodiumLiothyronine Sodium16suppressed
MyrbetriqMirabegron16suppressed
Ventolin HfaAlbuterol Sulfate16suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog15suppressed
CelecoxibCelecoxib15suppressed
Doxepin HclDoxepin Hcl15suppressed
GlimepirideGlimepiride15suppressed
Morphine SulfateMorphine Sulfate15suppressed
IrbesartanIrbesartan14suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate14suppressed
LamotrigineLamotrigine14suppressed
Nebivolol HclNebivolol Hcl14suppressed
Olmesartan-HydrochlorothiazideOlmesartan/Hydrochlorothiazide14suppressed
PrimidonePrimidone14suppressed
Raloxifene HclRaloxifene Hcl14suppressed
Breo ElliptaFluticasone/Vilanterol13suppressed
Calcitonin-SalmonCalcitonin,salmon,synthetic13suppressed
CarbamazepineCarbamazepine13suppressed
DiazepamDiazepam13suppressed
GlipizideGlipizide13suppressed
OxycontinOxycodone Hcl13suppressed
Propranolol Hcl ErPropranolol Hcl13suppressed
Stiolto RespimatTiotropium Br/Olodaterol Hcl13suppressed
ZonisamideZonisamide13suppressed
Anoro ElliptaUmeclidinium Brm/Vilanterol Tr12suppressed
Buspirone HclBuspirone Hcl12suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium12suppressed
MethimazoleMethimazole12suppressed
Naltrexone HclNaltrexone Hcl12suppressed
Nifedipine ErNifedipine12suppressed
Ropinirole HclRopinirole Hcl12suppressed
TriazolamTriazolam12suppressed
Amlodipine Besylate-BenazeprilAmlodipine Besylate/Benazepril11suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav11suppressed
Bisoprolol-HydrochlorothiazideBisoprolol/Hydrochlorothiazide11suppressed
ChlorthalidoneChlorthalidone11suppressed
Labetalol HclLabetalol Hcl11suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog11suppressed
MethylprednisoloneMethylprednisolone11suppressed

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