Healthcare provider profile · identity verified

R. Douglas Alling, M.D.

Internal Medicine · CANANDAIGUA, NY · NPI 1366443202

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 Calcium456132
Levothyroxine SodiumLevothyroxine Sodium30579
Rosuvastatin CalciumRosuvastatin Calcium22063
OmeprazoleOmeprazole17353
Amlodipine BesylateAmlodipine Besylate15743
GabapentinGabapentin13332
LisinoprilLisinopril12335
EliquisApixaban12019
ArexvyRsvpref3 Antigen/As01e/Pf116116
Boostrix TdapDiphth,pertuss(Acell),tet Vac9292
IrbesartanIrbesartan9025
Metoprolol SuccinateMetoprolol Succinate9027
SimvastatinSimvastatin8725
Metformin Hcl ErMetformin Hcl8628
Duloxetine HclDuloxetine Hcl8219
Pantoprazole SodiumPantoprazole Sodium8120
TorsemideTorsemide8018
Potassium ChloridePotassium Chloride7617
Sertraline HclSertraline Hcl7216
Tamsulosin HclTamsulosin Hcl7119
ShingrixVaricella-Zoster Ge/As01b/Pf7054
SpironolactoneSpironolactone6619
Pioglitazone HclPioglitazone Hcl6214
CelecoxibCelecoxib6014
TrulicityDulaglutide57suppressed
FamotidineFamotidine5621
Losartan PotassiumLosartan Potassium5617
AlprazolamAlprazolam5418
Fluticasone PropionateFluticasone Propionate5217
HydrochlorothiazideHydrochlorothiazide5218
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide5217
Zolpidem TartrateZolpidem Tartrate52suppressed
CarvedilolCarvedilol47suppressed
Citalopram HbrCitalopram Hydrobromide4712
OzempicSemaglutide45suppressed
Fluoxetine HclFluoxetine Hcl44suppressed
JardianceEmpagliflozin44suppressed
Metformin HclMetformin Hcl4112
Diltiazem 24hr Er (Cd)Diltiazem Hcl38suppressed
Escitalopram OxalateEscitalopram Oxalate38suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen38suppressed
MeloxicamMeloxicam3816
Trazodone HclTrazodone Hcl38suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter38suppressed
Metoprolol TartrateMetoprolol Tartrate37suppressed
Pravastatin SodiumPravastatin Sodium3713
ValsartanValsartan3715
Warfarin SodiumWarfarin Sodium37suppressed
AllopurinolAllopurinol3611
LovastatinLovastatin3611
Oxycodone HclOxycodone Hcl36suppressed
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide3511
Venlafaxine Hcl ErVenlafaxine Hcl35suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl34suppressed
MounjaroTirzepatide34suppressed
Bupropion XlBupropion Hcl3211
PregabalinPregabalin32suppressed
FurosemideFurosemide30suppressed
Montelukast SodiumMontelukast Sodium30suppressed
Tramadol HclTramadol Hcl29suppressed
AtenololAtenolol28suppressed
Tizanidine HclTizanidine Hcl26suppressed
Irbesartan-HydrochlorothiazideIrbesartan/Hydrochlorothiazide25suppressed
Doxepin HclDoxepin Hcl23suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid23suppressed
Synjardy XrEmpagliflozin/Metformin Hcl22suppressed
Diclofenac SodiumDiclofenac Sodium21suppressed
GlimepirideGlimepiride20suppressed
Morphine Sulfate ErMorphine Sulfate20suppressed
ChlorthalidoneChlorthalidone19suppressed
Dextroamphetamine-Amphet ErDextroamphetamine/Amphetamine18suppressed
Enalapril MaleateEnalapril Maleate18suppressed
EzetimibeEzetimibe18suppressed
LorazepamLorazepam18suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1812
Paroxetine HclParoxetine Hcl17suppressed
Arnuity ElliptaFluticasone Furoate16suppressed
IndapamideIndapamide16suppressed
Albuterol Sulfate HfaAlbuterol Sulfate15suppressed
PrednisonePrednisone15suppressed
Propranolol HclPropranolol Hcl14suppressed
FinasterideFinasteride13suppressed
JanuviaSitagliptin Phosphate13suppressed
Bupropion Hcl SrBupropion Hcl12suppressed
IbuprofenIbuprofen12suppressed
LactuloseLactulose12suppressed
LevocarnitineLevocarnitine12suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen12suppressed
Toujeo SolostarInsulin Glargine,hum.Rec.Anlog12suppressed
XareltoRivaroxaban12suppressed
Alendronate SodiumAlendronate Sodium11suppressed
Ipratropium BromideIpratropium Bromide11suppressed
KetoconazoleKetoconazole11suppressed
TradjentaLinagliptin11suppressed
Verapamil ErVerapamil 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