Healthcare provider profile · identity verified

Douglas M. Alder, MD

Internal Medicine · SACRAMENTO, CA · NPI 1205914926

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 Calcium660210
Amlodipine BesylateAmlodipine Besylate396123
Levothyroxine SodiumLevothyroxine Sodium363106
Losartan PotassiumLosartan Potassium28094
LisinoprilLisinopril22575
Tamsulosin HclTamsulosin Hcl20669
Metoprolol SuccinateMetoprolol Succinate18560
FamotidineFamotidine18064
FurosemideFurosemide17956
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen17440
HydrochlorothiazideHydrochlorothiazide16964
Metoprolol TartrateMetoprolol Tartrate16452
SimvastatinSimvastatin16157
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide15852
AtenololAtenolol15552
OmeprazoleOmeprazole14150
Albuterol Sulfate HfaAlbuterol Sulfate12774
Metformin Hcl ErMetformin Hcl12541
OzempicSemaglutide10818
Fluticasone PropionateFluticasone Propionate10640
Potassium ChloridePotassium Chloride10339
Alendronate SodiumAlendronate Sodium10033
AlvescoCiclesonide10041
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide9934
GabapentinGabapentin9837
Rosuvastatin CalciumRosuvastatin Calcium9530
Terazosin HclTerazosin Hcl9327
AllopurinolAllopurinol8831
PradaxaDabigatran Etexilate Mesylate8231
SpironolactoneSpironolactone8227
Trazodone HclTrazodone Hcl8227
Pantoprazole SodiumPantoprazole Sodium8133
IbuprofenIbuprofen7536
Montelukast SodiumMontelukast Sodium7120
ClopidogrelClopidogrel Bisulfate7020
Zolpidem TartrateZolpidem Tartrate6912
Pravastatin SodiumPravastatin Sodium6622
GlipizideGlipizide6220
EliquisApixaban6120
Sertraline HclSertraline Hcl5424
JardianceEmpagliflozin5321
GlimepirideGlimepiride5218
HydrocortisoneHydrocortisone5126
CephalexinCephalexin5034
MeloxicamMeloxicam5017
MirtazapineMirtazapine4923
LovastatinLovastatin4715
Wixela InhubFluticasone Propion/Salmeterol4711
Triamcinolone AcetonideTriamcinolone Acetonide4521
Warfarin SodiumWarfarin Sodium4515
PrednisonePrednisone4434
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen42suppressed
LorazepamLorazepam4016
Doxycycline MonohydrateDoxycycline Monohydrate3829
AcyclovirAcyclovir3719
Fluoxetine HclFluoxetine Hcl3714
Metformin HclMetformin Hcl3715
Citalopram HbrCitalopram Hydrobromide3615
Pioglitazone HclPioglitazone Hcl3611
Clobetasol PropionateClobetasol Propionate3218
Escitalopram OxalateEscitalopram Oxalate32suppressed
Venlafaxine Hcl ErVenlafaxine Hcl3211
Veo Insulin SyringeSyringe-Needle,insulin,0.5 Ml3112
Hydralazine HclHydralazine Hcl30suppressed
DigoxinDigoxin29suppressed
PregabalinPregabalin29suppressed
Spiriva RespimatTiotropium Bromide2912
FinasterideFinasteride28suppressed
XareltoRivaroxaban28suppressed
CarvedilolCarvedilol2712
MetronidazoleMetronidazole2616
Bupropion XlBupropion Hcl25suppressed
EstradiolEstradiol25suppressed
FluocinonideFluocinonide25suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid25suppressed
ValacyclovirValacyclovir Hcl25suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate24suppressed
Ropinirole HclRopinirole Hcl24suppressed
Duloxetine HclDuloxetine Hcl23suppressed
Isosorbide DinitrateIsosorbide Dinitrate23suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl2211
Humulin NInsulin Nph Human Isophane22suppressed
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf2121
BreynaBudesonide/Formoterol Fumarate21suppressed
NystatinNystatin21suppressed
AmoxicillinAmoxicillin2011
BaclofenBaclofen2011
Spironolactone-HctzSpironolact/Hydrochlorothiazid20suppressed
PrimidonePrimidone19suppressed
Donepezil HclDonepezil Hcl18suppressed
KetoconazoleKetoconazole1811
Nortriptyline HclNortriptyline Hcl18suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim1818
Azelastine HclAzelastine Hcl17suppressed
Buspirone HclBuspirone Hcl17suppressed
Ipratropium BromideIpratropium Bromide17suppressed
Diltiazem HclDiltiazem Hcl15suppressed
Propranolol HclPropranolol Hcl15suppressed
TemazepamTemazepam15suppressed
AlprazolamAlprazolam14suppressed
Carbidopa-LevodopaCarbidopa/Levodopa14suppressed
ColchicineColchicine14suppressed
Liothyronine SodiumLiothyronine Sodium14suppressed
AzithromycinAzithromycin1312
Bupropion Hcl SrBupropion Hcl13suppressed
ChlorthalidoneChlorthalidone13suppressed
MupirocinMupirocin13suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst13suppressed
Tizanidine HclTizanidine Hcl13suppressed
Verapamil ErVerapamil Hcl13suppressed
ClonazepamClonazepam12suppressed
Penicillin V PotassiumPenicillin V Potassium12suppressed
Propranolol Hcl ErPropranolol Hcl12suppressed
Retin-ATretinoin12suppressed
TriazolamTriazolam12suppressed
YuvafemEstradiol12suppressed
Hydroxyzine HclHydroxyzine Hcl11suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl11suppressed
Tramadol HclTramadol Hcl11suppressed

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